bq500215 bqTESLA Wireless Power TX EVM
Contents
1. NA 10 0 l TEXAS INSTRUMENTS www ti com PAD CSD9737404M b D3 BATS4SWT1G Figure 2 bq500215EVM 648 Schematic Page 2 of 3 Copyright 2014 2015 Texas Instruments Incorporated 4700pF WE PD Type BOOT R L2 VSW 10uH T PGND 162 D U3 PAD ATuF C15 0 1F BOOT J BOOT vob VIN Sin C13 iH Ly E T ei wr BOOT R L3 TP3 TS BoOoT R SKiP jot deme Wem 4 vsw 760308141 comm es E os ie PWM PGND PGND PAD CSD9737404M D10 BAT54SWT1G SLVUABOA October 2014 Revised January 2015 Submit Documentation Feedback 1 TEXAS INSTRUMENTS www ti com Schematic and Bill of Materials VIN WE TPC Type ava s L1 1 2 8 X Y Y o VIN T 2 ij VIN PH N k 3 1 J 12 Vin EN BOOT AVA vsense 454 C26 oduF D1 m i C6 C25 mH ss MBROS40T1G 47uF 0 1pF 10uF O tuF COMP E TE RI R42 sn 10 0k 475 vb reek m TPS54231D cos TP4 TP5 TP12 TP17 QR ena J2 NTI R4 GND a 2700pF vy Fin 3 16k Green VGATE D11 NT2 BAT54SWT1G Net Tie M i d VGATE ro zs 300 1 00Meg TLV70450DBVT c17 drat 3 2 1 00Meg elis REO i OUT IN 22uF 1uF 0 De 5 4 i2. Governing Law These terms and conditions shall be governed by and interpreted in accordance with the laws of the State of Texas without reference to conflict of laws principles User agrees that non exclusive jurisdiction for any dispute arising out of or relating to these terms and conditions lies within courts located in the State of Texas and consents to venue in Dallas County Texas Notwithstanding the foregoing any judgment may be enforced in any United States or foreign court and TI may seek injunctive relief in any United States or foreign court Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright O 2015 Texas Instruments Incorporated IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries Tl reserve the right to make corrections enhancements improvements and other changes to its semiconductor products and services per JESD46 latest issue and to discontinue any product or service per JESD48 latest issue Buyers should obtain the latest relevant information before placing orders and should verify that such information is current and complete All semiconductor products also referred to herein as components are sold subject to Tl s terms and conditions of sale supplied at the time of order acknowledgment TI warrants performance of its components to the specifications applicable at the time of sale in accordance with the warranty in Tl s terms and conditions of sale of semicon
3. U1 U2 U3 3 Synchronous Buck NexFET Power Stage DPC0008A DPC0008A CSD97374Q4M Texas Instruments U4 10 W WPC v1 1 Compliant Wireless Power Controller RGC0064B RGCO0064B BQ500215RGC Texas Instruments U5 Buck Step Down Regulator with 3 5 to 28 V Input and 0 8 to 25 V Output 40 to 150 D0008A TPS54231D Texas Instruments degC 8 Pin SOIC D Green RoHS amp no Sb Br U6 Single Output LDO 150 mA Fixed 5 V Output 2 5 to 24 V Input with Ultra Low IQ 5 DBV0005A TLV70450DBVT Texas Instruments pin SOT 23 DBV 40 to 125 degC Green RoHS amp no Sb Br U7 Voltage Output High or Low Side Measurement Bi Directional Zero Drift Series Current DCK0006A INA199A1DCK Texas Instruments Shunt Monitor DCK0006A C11 0 0 047uF CAP CERM 0 047uF 100V 5 COG NPO 1812 1812 C4532C0G2A473J200KA TDK C42 C43 C44 0 47uF CAP CERM 47uF 25V 20 X5R 1206 1206 C3216X5R1E476M160AC TDK C45 0 0 01uF CAP CERM 0 01uF 50V 10 X7R 0603 0603 GRM188R71H103KA01D MuRata D4 0 NoPop Diode Schottky 40V 0 5A SOD 123 SOD 123 MBR0540T1G ON Semiconductor R27 0 10k RES 10k ohm 2 0 2W TH 9x1 ResNetwork 4309R 101 103LF Bourns R44 0 0 51 RES 0 51 ohm 1 0 25W 0805 0805 CRM0805 FX R510ELF Bourns SLVUABOA October 2014 Revised January 2015 Submit Documentation Feedback bq500215 bqTESLA Wireless Power TX EVM 11 Copyright O 2014 2015 Texas Instruments Incorporated I TEXAS INSTRUMENTS Test Setup w
4. BATS4SWT1G NC NC 2 00Meg C47 GND c33 R26 E SNOOZE CHE ww R34 dpF 0 1uF sm 499k ailes D5 BAT54SWT1G R30 4 Ww SNOOZE CAP 523k Ii cn fal cao R24 cae faa 100uF ATyF 523k 4 TuF R39 R33 4 4 10 0k 10 0k m sNooze Figure 3 bq500215EVM 648 Schematic Page 3 of 3 SLVUABOA October 2014 Revised January 2015 Submit Documentation Feedback Copyright O 2014 2015 Texas Instruments Incorporated bq500215 bqTESLA Wireless Power TX EVM 9 I TEXAS INSTRUMENTS Schematic and Bill of Materials www ti com Table 2 contains the BOM for this EVM Table 2 Bill of Materials Designator Qty Value Description Package Reference Part Number Manufacturer C1 C9 C13 C20 C21 C34 8 1uF CAP CERM 1uF 16V 10 X7R 0603 0603 GRM188R71C105KA12D MuRata C36 C47 C2 1 47uF CAP CERM 47uF 6 3V 10 X5R 1206 1206 GRM31CR60J476KE19L MuRata C3 C5 C39 C40 4 4 7uF CAP CERM 4 7uF 10V 10 X5R 0603 0603 CGB3B1X5R1A475K055AC TDK C4 C18 2 4700pF CAP CERM 4700pF 50V 10 X7R 0603 0603 GRM188R71H472KA01D MuRata C6 C27 2 10uF CAP CERM 10uF 35V 10 X7R 1210 1210 GRM32ER7YA106KA12L MuRata C7 C12 C15 C22 C25 C26 12 0 1uF CAP CERM 0 1uF 50V 10 X7R 0603 0603 GRM188R71H104KA93D MuRata C29 C30 C33 C38 C48 C49 C8 1 47uF CAP TA 47
5. Revised January 2015 Submit Documentation Feedback Copyright 2014 2015 Texas Instruments Incorporated I TEXAS INSTRUMENTS www ti com bq500215EVM 648 Assembly Drawings and Layout 7 bq500215EVM 648 Assembly Drawings and Layout Figure 8 through Figure 18 show the design of the bq500215EVM PCB The EVM has been designed using a 4 layer 2 0z copper clad circuit board 13 2 cm x 7 24 cm with all components in a 4 0 cm x 5 0 cm active area on the top side and all active traces to the top and bottom layers to allow the user to easily view probe and evaluate the bq500215 control IC in a practical application Moving components to both sides of the PCB or using additional internal layers offers additional size reduction for space constrained systems Gerber files are available for download from the EVM product folder bq500215EVM 648 A 4 layer PCB design is recommended to provide a good low noise ground plane for all circuits A 2 layer PCB presents a high risk of poor performance Grounding between the bq500215 GND pin 47 36 and 32 and filter capacitor returns C19 C1 C5 and C3 should be a good low impedance path Coil Grounding A ground plane area under the coil is recommended to reduce noise coupling into the receiver The ground plane for the EVM is slightly larger than the coil footprint and grounded at one point back to the circuit area Note The clear plastic cover thickness 0 93 in or 2 4 mm is the z gap thickness
6. authorizations are first obtained Operation is subject to the condition that this product not cause harmful interference to licensed radio stations and that this product accept harmful interference Unless the assembled kit is designed to operate under part 15 part 18 or part 95 of this chapter the operator of the kit must operate under the authority of an FCC license holder or must secure an experimental authorization under part 5 of this chapter 3 1 2 For EVMs annotated as FCC FEDERAL COMMUNICATIONS COMMISSION Part 15 Compliant CAUTION This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment FCC Interference Statement for Class A EVM devices NOTE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause h
7. conforming to Technical Regulations of Radio Law of Japan If User uses EVMs in Japan User is required by Radio Law of Japan to follow the instructions below with respect to EVMs 1 Use EVMs in a shielded room or any other test facility as defined in the notification 173 issued by Ministry of Internal Affairs and Communications on March 28 2006 based on Sub section 1 1 of Article 6 of the Ministry s Rule for Enforcement of Radio Law of Japan 2 Use EVMs only after User obtains the license of Test Radio Station as provided in Radio Law of Japan with respect to EVMs or 3 Use of EVMs only after User obtains the Technical Regulations Conformity Certification as provided in Radio Law of Japan with respect to EVMs Also do not transfer EVMs unless User gives the same notice above to the transferee Please note that if User does not follow the instructions above User will be subject to penalties of Radio Law of Japan RREKET ORMORRTY PxBBEU CE SEOXE SIR ABBEY Mix REESE A RESI RI THW EA ARMOCBACRL CIE SOBOEX SPO TL AFOUTHAOBBEM TULE lt K UENDI ETOCCHEB lt KESW 1 eee BRIS CET X 3E RLAS4 E3 H 28 BH G ATR H1735 CEOSHKERBESORRR ia CC RA 2 SERIO SEREHS CSHU EE 3 fl EX38 GELS EREKTA ZA Bolt Lao TEACO TOE CREA BRALBALZURY RE BRCEZVEDELET Eee BTAVSUBAl BRAORAIMBAE ND TRENDIT EAT TAE EEU HadTUAS4LAVUMNALTUMEASS Rae ie Xa 6 TA 24815 PERTH FEIL 3 3 3 Notice for EVMs for Power Line Communication Please see http
8. etude onus Da oaa ret oat edax a cR A A E NN 10 bqTESLA is a trademark of Texas Instruments Avid is a registered trademark of Avid Technology Inc SLVUABOA October 2014 Revised January 2015 bq500215 bqTESLA Wireless Power TX EVM 1 Submit Documentation Feedback Copyright O 2014 2015 Texas Instruments Incorporated I TEXAS INSTRUMENTS Applications www ti com 1 Applications The bq500215EVM 648 evaluation module demonstrates the transmitter portion of the bgTESLA wireless power system This transmitter EVM is a complete transmitter side solution that powers a bqTESLA receiver The EVM requires a single 12 V power supply capable of up to 2 0 A to operate and combines the transmitter electronics input power circuit LED indicators and the transmitting coil on the single printed circuit board PCB The open design allows easy access to key points of the electrical schematic This EVM has the following features Proprietary 10 W charging capability with TI s bq51025 receiver Qi Certified WPC1 1 solution for 5 W operation e 12 V input and fixed operating frequency Enhanced Foreign Object Detection FOD with FOD ping detecting objects prior to power transfer e WPC 1 1 FOD and WPC 1 0 Parasitic Metal Object Detection PMOD Transmitter coil mounting pad providing the correct receiver interface Compact power section design using the CSD97374 NexFET powe
9. gain greater than the maximum gain indicated for that type are strictly prohibited for use with this device Concernant les EVMs avec antennes d tachables Conform ment la r glementation d Industrie Canada le pr sent metteur radio peut fonctionner avec une antenne d un type et d un gain maximal ou inf rieur approuv pour l metteur par Industrie Canada Dans le but de r duire les risques de brouillage radio lectrique l intention des autres utilisateurs il faut choisir le type d antenne et son gain de sorte que la puissance isotrope rayonn e quivalente p i r e ne d passe pas l intensit n cessaire l tablissement d une communication satisfaisante Le pr sent metteur radio a t approuv par Industrie Canada pour fonctionner avec les types d antenne num r s dans le manuel d usage et ayant un gain admissible maximal et l iImp dance requise pour chaque type d antenne Les types d antenne non inclus dans cette liste ou dont le gain est sup rieur au gain maximal indiqu sont strictement interdits pour l exploitation de l metteur Japan 3 8 1 Notice for EVMs delivered in Japan Please see http www tij co jp Isds ti ja general eStore notice 01 page HABA Ic d amp AcnesdmHcvM cc Hh Couvc amp a Xocc c amp ECSEeuv http www tij co jp Isds ti_ja general eStore notice_01 page 3 3 2 Notice for Users of EVMs Considered Radio Frequency Products in Japan EVMs entering Japan are NOT certified by Tl as
10. www tij co jp Isds ti_ja general eStore notice_02 page SRA BIC OU COMBA v LEB EUICSSRORBSRICIUTHH RNECZECKE lt EKEE Uo http www tij co jp Isds ti_ja general eStore notice_02 page 4 EVM Use Restrictions and Warnings 4 1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND OR SAFETY CRITICAL EVALUATIONS INCLUDING BUT NOT LIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS 4 2 User must read and apply the user guide and other available documentation provided by TI regarding the EVM prior to handling or using the EVM including without limitation any warning or restriction notices The notices contain important safety information related to for example temperatures and voltages 4 3 Safety Related Warnings and Restrictions 4 3 1 User shall operate the EVM within Tl s recommended specifications and environmental considerations stated in the user guide other available documentation provided by TI and any other applicable requirements and employ reasonable and customary safeguards Exceeding the specified performance ratings and specifications including but not limited to input and output voltage current power and environmental ranges for the EVM may cause personal injury or death or property damage If there are questions concerning performance ratings and specifications User should contact a TI field representative prior to connecting interface electronics including input power and intended loads Any loads applied outside of the speci
11. 2 16 TP16 FOD Cal FOD calibration resistor test point connected to pin 22 of bq500215 4 2 17 TP17 Low Noise Analog Ground Low noise ground TP 4 2 18 TP18 Rail Output Voltage Output voltage from rail buck converter that feeds H Bridge Power Section 4 2 19 TP19 PWM RAIL Digital input to rail converter Power Section from bq500215 Signal is PWM used to control rail voltage 4 2 00 TP20 DPWM A Signal Digital output signal from bq500215 to H Bridge drive for U2 4 2 04 TP21 DPWM B Signal Digital output signal from bq500215 to H Bridge drive for U3 4 2 02 TP22 BUZ DC DC output when power transfer is started Can be used to drive a DC style buzzer or LED See data sheet for more information 4 2 23 TP23 Unused IC Pin 28 Unused pin 4 2 24 TP24 Unused IC Pin 6 Unused pin 4 2 05 TP25 Unused IC Pin 5 Unused pin 4 2 26 TP26 Unused IC Pin 4 Unused pin 4 2 07 TP27 Unused IC Pin 34 Unused pin 4 2 28 TP28 Unused IC Pin 35 Unused pin 4 2 09 TP29 Unused IC Pin 41 Unused pin SLVUABOA October 2014 Revised January 2015 bq500215 bqTESLA Wireless Power TX EVM 5 Submit Documentation Feedback Copyright O 2014 2015 Texas Instruments Incorporated Connector and Test Point Descriptions 4 2 30 TP30 Unused IC Pin 42 Unused pin 4 2 31 TP31 V33FB Reserved leave this pin open 4 2 32 TP32 Unused IC Pin 33 Unused pin 6 bq500215 bqTESLA W
12. 5 LED C On during fault condition and blinks during FOD warning NOTE Status LED behavior is controlled by LED mode resistor R9 100 kO for mode 7 See the data sheet for additional options and configurations of LED D6 D7 and D8 bq500215 bqTESLA Wireless Power TX EVM SLVUABOA October 2014 Revised January 2015 Submit Documentation Feedback Copyright 2014 2015 Texas Instruments Incorporated I TEXAS INSTRUMENTS www ti com Test Setup 6 2 2 5 Start Up Receiver Placed on Transmitter The Transmitter will send a digital ping about every 500 ms If a receiver is present it will power up and reply then begin power transfer Below is a scope capture of the bq500215 EVM beginning a power transfer with bq51025 EVM File Vertical Timebase Trigger Display Cursors Measure Math Analysis Utilities Help a Measure P1 freq C1 P2 P3 P4 PS P amp value 16 55 kHz status ffimebase 592 ms Trigger GG Roll 200 ms div Stop 45V 200 kS 100 kS s Edge Positive LeCroy 10 7 2014 10 17 15 AM Figure 6 Start Up 6 2 2 6 Thermal Protection NTC Thermal protection is provided by an NTC resistor connected to JP3 At 1 V on the sense side U1 2 the thermal fault is set and the unit is shut down The status LED D8 illuminates orange The typical resistor value for fault is 850 O The system tries to restart in 5 minutes 6 2 2 7 Foreign Object Detection FOD Parasitic Metal Object Detecti
13. Core Ferrite 10uH 2 6A 0 0515 ohm SMD 10x3x10mm 7447713100 Wurth Elektronik eiSos L3 10uH Inductor Wirewound 10uH 9A 0 028 ohm TH 54 4x6 5x54 4mm 760308141 Wurth Elektronik eiSos LS1 Buzzer Piezo 4kHz 12 2mm TH 12 2x4 0mm PS1240P02CT3 TDK Q1 DTC114Y Transistor Digital NPN 50 V 100 mA SC 70 DTC114YUAT 106 Rohm UA Q2 Q3 2 50V MOSFET N CH 50V 0 22A SOT 23 SOT 23 BSS138 Fairchild Semiconductor R1 R3 R5 R11 R23 R25 2 10 0k RES 10 0k ohm 196 0 1W 0603 0603 CRCW060310KOFKEA Vishay Dale R33 R39 R43 R45 R51 R52 R2 130k RES 130k ohm 1 0 1W 0603 0603 CRCW0603130KFKEA Vishay Dale R4 3 16k RES 3 16k ohm 1 0 1W 0603 0603 CRCW06033K16FKEA Vishay Dale R6 200k RES 200k ohm 1 0 1W 0603 0603 CRCW0603200KFKEA Vishay Dale R35 4 99k RES 4 99k ohm 1 0 1W 0603 0603 CRCWO06034K99FKEA Vishay Dale R8 56 2k RES 56 2 k 196 0 1 W 0603 0603 CRCW060356K2FKEA Vishay Dale Unless otherwise noted in the Alternate PartNumber and or Alternate Manufacturer columns all parts may be substituted with equivalents 10 6q500215 bqTESLA Wireless Power TX EVM Copyright O 2014 2015 Texas Instruments Incorporated SLVUABOA October 2014 Revised January 2015 Submit Documentation Feedback 1 TEXAS INSTRUMENTS www ti com Schematic and Bill of Materials Table 2 Bill of Materia
14. DIOTOIOIOTOIO Figure 11 Inner Layer 1 Figure 12 Inner Layer 2 SLVUABOA October 2014 Revised January 2015 bq500215 bqTESLA Wireless Power TX EVM 19 Copyright O 2014 2015 Texas Instruments Incorporated I TEXAS INSTRUMENTS Heference www ti com 4 ane i O IGIOTOIOIOJOIOIOTO OR SOR EN NO 09000 Figure 13 Bottom Layer 8 Reference For additional information about the bq500215EVM 648 low power wireless power evaluation kit from Texas Instruments visit the product folder on the TI Web site at http www ti com product bq500215 Revision History Changes from Original October 2014 to A Revision Page Changed schematics and bill of materials in the Schematic and Bill of Materials section eeueeeeeeeesuuus 7 NOTE Page numbers for previous revisions may differ from page numbers in the current version 20 Revision History SLVUABOA October 2014 Revised January 2015 Submit Documentation Feedback Copyright O 2014 2015 Texas Instruments Incorporated STANDARD TERMS AND CONDITIONS FOR EVALUATION MODULES Delivery Tl delivers TI evaluation boards kits or modules including any accompanying demonstration software components or documentation collectively an EVM or EVMs to the User User in accordance with the terms and conditions set forth herein Acceptance of the EVM is expressly subject to the following terms and conditions 1 4 EVMs are intended
15. E E E E T 12 6 1 EQUIPMENT 12 6 2 E ipme nt sro ED 13 7 bq500215EVM 648 Assembly Drawings and Layout ceesseeeeeeeen n HH Hm nenne 17 8 Reference iocus casita ae aici nu nsa ax a oaa aE E P DAN UE R EA EE 20 List of Figures 1 bq500215EVM 648 Schematic Page 1 of 8 usse enne nnne nnne n ene nennen X 2 bq500215EVM 648 Schematic Page 2 of 3 eceecceee eee eee eee eee e eee ee teen eee n eens enhn nnnm enne nen 8 3 bq500215EVM 648 Schematic Page 3 Of 3 02 ce eceece eee e ee eee cece eee ee eee teen enne hene enhn nnn nnne 9 4 Equipment SOtU mA T8 5 Efficiency versus Power bq500215EVM 648 Transmitter and bq51025EVM 649 Receiver 14 6 SAM Boe 15 7 Thermal Perrone mean Ce e T nara wus aaae EEEE E EEE 16 8 Assembly Teese cearresascearaiav nanan ocur a mln navi asian aaa ahaa iia elaaveibiaflainvo a if 9 TOP oll em 18 10 II gv c 18 11 Inner Layer e ee Sn 19 12 Jajo 1glE V Tp 19 13 BottormiLayOl seus c e oru x E ERR ROLE ves eumamauaiania waa EU EUN RENE ENEK TC FRLENSREN E CU QURE EEVUEAXRE RUMP RE SEE CAR RU 20 List of Tables 1 bq500215EVM 648 Electrical Performance SpecificationS ccceceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeneees 2 2 Bill or MaterlalS z ux2covear tu Eran satu arm ma dama noa nat du Ces ratu e ena aede
16. I8 TEXAS INSTRUMENTS bq500215 bqTESLA Wireless Power TX EVM User s Guide SLVUABOA October 2014 Revised January 2015 The bqTESLA wireless power transmitter evaluation module from Texas Instruments is a high performance easy to use development module for the design of wireless power solutions The bq500215 EVM evaluation module EVM provides all the basic functions of a Qi compliant wireless charger pad The 12 V input single coil transmitter enables designers to speed the development of their end applications The EVM supports both the WPC 1 0 and WPC 1 1 receivers and will support output power up to 5 W The bq500215 EVM will operate with any Qi WPC 1 1 RX When paired with the bq51025 RX EVM bq51025EVM 649 receiver output power of up to 10 W is possible Contents 1 AAPPIIG ATION ia sist em 2 2 bq500215EVM 648 Electrical Performance SpecificationS ccceceeeeeeeee cence eeeeeeeeeeeeeeeeeeeeeeeeeeeeees 2 3 Modifications ssai PE DD DD 3 4 Gonnector and Test Point Descriptions scenes eee exon epic masc UE tines n xau cKN RENE UNE NEBDE UNTEN CAE UIUUS 3 4 1 Input Output Corrnectioris s ecueca suo sisio n ste nin en norat EEEE CR UTN E UE NS PETER DRE E 9 4 2 Test Point Descriptions 5 oie eius treno dread ena Fer oxai drea ER ERAS RYRER ESSEE NENE EE EAR emenewan 4 5 Schematic and Bill of Materials 2 3l ein I RR ERR re IA RR D a EORR IUE E RIA ERE ERAS IA REA UNS EIE De AREIS 7 6 TESKOG ID aerea E a E
17. IMITED TO COST OF REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE LOSS OF DATA OR BUSINESS INTERRUPTION NO CLAIM SUIT OR ACTION SHALL BE BROUGHT AGAINST TI MORE THAN ONE YEAR AFTER THE RELATED CAUSE OF ACTION HAS OCCURRED 8 2 Specific Limitations IN NO EVENT SHALL TI S AGGREGATE LIABILITY FROM ANY WARRANTY OR OTHER OBLIGATION ARISING OUT OF OR IN CONNECTION WITH THESE TERMS AND CONDITIONS OR ANY USE OF ANY TI EVM PROVIDED HEREUNDER EXCEED THE TOTAL AMOUNT PAID TO TI FOR THE PARTICULAR UNITS SOLD UNDER THESE TERMS AND CONDITIONS WITH RESPECT TO WHICH LOSSES OR DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM AGAINST THE PARTICULAR UNITS SOLD TO USER UNDER THESE TERMS AND CONDITIONS SHALL NOT ENLARGE OR EXTEND THIS LIMIT Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthermore no return of EVM s will be accepted if the package has been opened and no return of the EVM s will be accepted if they are damaged or otherwise not in a resalable condition If User feels it has been incorrectly charged for the EVM s it ordered or that delivery violates the applicable order User should contact TI All refunds will be made in full within thirty 30 working days from the return of the components s excluding any postage or packaging costs
18. Including Radio Transmitters This device complies with Industry Canada license exempt RSS standard s Operation is subject to the following two conditions 1 this device may not cause interference and 2 this device must accept any interference including interference that may cause undesired operation of the device Concernant les EVMs avec appareils radio Le pr sent appareil est conforme aux CNR d Industrie Canada applicables aux appareils radio exempts de licence L exploitation est autoris e aux deux conditions suivantes 1 l appareil ne doit pas produire de brouillage et 2 l utilisateur de l appareil doit accepter tout brouillage radio lectrique subi m me si le brouillage est susceptible d en compromettre le fonctionnement Concerning EVMs Including Detachable Antennas Under Industry Canada regulations this radio transmitter may only operate using an antenna of a type and maximum or lesser gain approved for the transmitter by Industry Canada To reduce potential radio interference to other users the antenna type and its gain should be so chosen that the equivalent isotropically radiated power e i r p is not more than that necessary for successful communication This radio transmitter has been approved by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a
19. TY RIGHTS 6 2 EXCEPT FOR THE LIMITED RIGHT TO USE THE EVM SET FORTH HEREIN NOTHING IN THESE TERMS AND CONDITIONS SHALL BE CONSTRUED AS GRANTING OR CONFERRING ANY RIGHTS BY LICENSE PATENT OR ANY OTHER INDUSTRIAL OR INTELLECTUAL PROPERTY RIGHT OF TI ITS SUPPLIERS LICENSORS OR ANY OTHER THIRD PARTY TO USE THE EVM IN ANY FINISHED END USER OR READY TO USE FINAL PRODUCT OR FOR ANY INVENTION DISCOVERY OR IMPROVEMENT MADE CONCEIVED OR ACQUIRED PRIOR TO OR AFTER DELIVERY OF THE EVM USER S INDEMNITY OBLIGATIONS AND REPRESENTATIONS USER WILL DEFEND INDEMNIFY AND HOLD TI ITS LICENSORS AND THEIR REPRESENTATIVES HARMLESS FROM AND AGAINST ANY AND ALL CLAIMS DAMAGES LOSSES EXPENSES COSTS AND LIABILITIES COLLECTIVELY CLAIMS ARISING OUT OF OR IN CONNECTION WITH ANY HANDLING OR USE OF THE EVM THAT IS NOT IN ACCORDANCE WITH THESE TERMS AND CONDITIONS THIS OBLIGATION SHALL APPLY WHETHER CLAIMS ARISE UNDER STATUTE REGULATION OR THE LAW OF TORT CONTRACT OR ANY OTHER LEGAL THEORY AND EVEN IF THE EVM FAILS TO PERFORM AS DESCRIBED OR EXPECTED Limitations on Damages and Liability 8 1 General Limitations IN NO EVENT SHALL TI BE LIABLE FOR ANY SPECIAL COLLATERAL INDIRECT PUNITIVE INCIDENTAL CONSEQUENTIAL OR EXEMPLARY DAMAGES IN CONNECTION WITH OR ARISING OUT OF THESE TERMS ANDCONDITIONS OR THE USE OF THE EVMS PROVIDED HEREUNDER REGARDLESS OF WHETHER TI HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES EXCLUDED DAMAGES INCLUDE BUT ARE NOT L
20. ZECAP gt 3 SNOOZE CAP SLEEP 1 SLEEP Ra 10 0k 4700pF IN oK 16 Unused aT t LED CPM DATA 5 4 DATA Unused og OTP Unused 28 9 3v3 en 61 LED_MODE Unused 6 P28 Unused QO Gm R25 Pa LOSS TH Loss_THR Unused 5 O TP24 avs Unused 5 O 4ED8 10 0k 42 2k CLSENSE Y sENSE Unused me OTP ss 6 o ooo T p eu c22 Unused 4 TP27 E FP RESj 74 FP RES Unused 743 9 TP28 R54 R15 R32 R31 O 1pF e Unused OTP30 10 0k 3475 3475 3475 DEGAY bd PEAK DET Y PEAK DET penn 2 z M m D6 D7 D8 Um ae we We We Sg Reserved AGND 7 Green Super Red Yellow SE Reserved AGND3 Jo Reserved a EPAD BQ500215RGC STATUS Figure 1 bq500215EVM 648 Schematic Page 1 of 3 SLVUABOA October 2014 Revised January 2015 Submit Documentation Feedback Copyright 2014 2015 Texas Instruments Incorporated Schematic and Bill of Materials ava JTAG E For Development Only Remove Rn 6 for Polity PMBus J4 2 1 4 E 3 6 e e 5 10 0k 8 ee X lt PM_DATA ote el PMLCL bq500215 bqTESLA Wireless Power TX EVM 7 Schematic and Bill of Materials 8 BOOT VIN bq500215 bqTESLA Wireless Power TX EVM C37 Ria 1 00Meg 330pF
21. armful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense 3 2 3 3 FCC Interference Statement for Class B EVM devices NOTE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Heorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Canada 3 2 4 For EVMs issued with an Industry Canada Certificate of Conformance to RSS 210 Concerning EVMs
22. atasheet for additional settings NTC Connector JP3 provides the option for connecting a negative temperature coefficient NTC sensor for thermal protection see the datasheet for additional settings FOD R8 threshold and R49 FOD_Cal see Section 6 2 2 7 FOD_Ping R47 and R48 see Section 6 2 2 7 PMOD R16 threshold and disable see Section 6 2 2 7 4 Connector and Test Point Descriptions 41 Input Output Connections The connection points are described in Section 4 1 1 through Section 4 1 5 4 1 1 J1 Vin Input power 12 V 500 mV return at J2 4 1 2 J2 GND Return for input power input at J1 4 1 3 J3 JTAG Factory use only 4 1 4 J4 Serial Interface C interface connection to communicate with the IC Used with bqTESLA TX Tuning Tool to monitor behavior 4 1 5 JP1 FOD PMOD Enable Shorting jumper must be installed to enable FOD and PMOD functions See the datasheet for additional details 4 1 6 JP2 LED Mode External connection for LED MODE resistor if R9 is removed When shorted IC will disable LED and inhibit low power mode useful for troubleshooting 4 1 7 JP3 NTC The connection point for the external temperature sensor See the datasheet for more information SLVUABOA October 2014 Revised January 2015 bq500215 bqTESLA Wireless Power TX EVM 3 Submit Documentation Feedback Copyright O 2014 2015 Texas Instruments Incorporated Connector and Test Point Descriptions 42 Test Point Descriptions The tes
23. by example UL CSA VDE CCC PSE and so forth Meters Monitor the output voltage at the bq51025EVM 649 test point TP7 with a voltmeter Monitor the input current into the load with an appropriate ammeter You can also monitor the transmitter input current and voltage but the meter must use the averaging function for reducing error due to communications packets Loads A single load is required at 7 V with a maximum current of 1 4 A The load can be resistive or electronic Oscilloscope Use a dual channel oscilloscope with appropriate probes to observe the RECT signal at bq51025EVM 649 TP3 and other signals Recommended Wire Gauge For proper operation use 22 AWG wire when connecting the EVM to the input supply and the bq51025EVM 649 to the load bq500215 bqTESLA Wireless Power TX EVM SLVUABOA October 2014 Revised January 2015 Submit Documentation Feedback Copyright O 2014 2015 Texas Instruments Incorporated 1 TEXAS INSTRUMENTS www ti com Test Setup 6 2 Equipment Setup With the power supply OFF connect the supply to the bqTESLA transmitter Connect the V positive power source to J1 and connect the negative terminal of the Vn source to J2 Do not place the bqTESLA receiver on the transmitter Connect a load to J3 with a return to J4 monitor current through the load with the ammeter and monitor the voltage to the load at J3 All voltmeters must be Kelvin connected at the pin to the point of inte
24. ductor products Testing and other quality control techniques are used to the extent TI deems necessary to support this warranty Except where mandated by applicable law testing of all parameters of each component is not necessarily performed TI assumes no liability for applications assistance or the design of Buyers products Buyers are responsible for their products and applications using Tl components To minimize the risks associated with Buyers products and applications Buyers should provide adequate design and operating safeguards TI does not warrant or represent that any license either express or implied is granted under any patent right copyright mask work right or other intellectual property right relating to any combination machine or process in which TI components or services are used Information published by TI regarding third party products or services does not constitute a license to use such products or services or a warranty or endorsement thereof Use of such information may require a license from a third party under the patents or other intellectual property of the third party or a license from TI under the patents or other intellectual property of TI Reproduction of significant portions of TI information in TI data books or data sheets is permissible only if reproduction is without alteration and is accompanied by all associated warranties conditions limitations and notices TI is not responsible or liable for such alter
25. ed documentation Information of third parties may be subject to additional restrictions Resale of TI components or services with statements different from or beyond the parameters stated by TI for that component or service voids all express and any implied warranties for the associated TI component or service and is an unfair and deceptive business practice Tl is not responsible or liable for any such statements Buyer acknowledges and agrees that it is solely responsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided by TI Buyer represents and agrees that it has all the necessary expertise to create and implement safeguards which anticipate dangerous consequences of failures monitor failures and their consequences lessen the likelihood of failures that might cause harm and take appropriate remedial actions Buyer will fully indemnify TI and its representatives against any damages arising out of the use of any TI components in safety critical applications In some cases TI components may be promoted specifically to facilitate safety related applications With such components TI s goal is to help enable customers to design and create their own end product solutions that meet applicable functional safety standards and requirements Nonetheless such components are s
26. es all responsibility and liability for any improper or unsafe handling or use of the EVM by User or its employees affiliates contractors or designees 4 4 User assumes all responsibility and liability to determine whether the EVM is subject to any applicable international federal state or local laws and regulations related to User s handling and use of the EVM and if applicable User assumes all responsibility and liability for compliance in all respects with such laws and regulations User assumes all responsibility and liability for proper disposal and recycling of the EVM consistent with all applicable international federal state and local requirements 5 Accuracy of Information To the extent TI provides information on the availability and function of EVMs TI attempts to be as accurate as possible However TI does not warrant the accuracy of EVM descriptions EVM availability or other information on its websites as accurate complete reliable current or error free 10 Disclaimers 6 1 EXCEPT AS SET FORTH ABOVE EVMS AND ANY WRITTEN DESIGN MATERIALS PROVIDED WITH THE EVM AND THE DESIGN OF THE EVM ITSELF ARE PROVIDED AS IS AND WITH ALL FAULTS TI DISCLAIMS ALL OTHER WARRANTIES EXPRESS OR IMPLIED REGARDING SUCH ITEMS INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR NON INFRINGEMENT OF ANY THIRD PARTY PATENTS COPYRIGHTS TRADE SECRETS OR OTHER INTELLECTUAL PROPER
27. fied output range may also result in unintended and or inaccurate operation and or possible permanent damage to the EVM and or interface electronics Please consult the EVM user guide prior to connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation even with the inputs and outputs kept within the specified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors current sense resistors and heat sinks which can be identified using the information in the associated documentation When working with the EVM please be aware that the EVM may become very warm 4 3 2 EVMs are intended solely for use by technically qualified professional electronics experts who are familiar with the dangers and application risks associated with handling electrical mechanical components systems and subsystems User assumes all responsibility and liability for proper and safe handling and use of the EVM by User or its employees affiliates contractors or designees User assumes all responsibility and liability to ensure that any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electrical shock hazard User assum
28. for the transmitter d INSTRUMENTS PWR648A EAKA 3 r x R u2 A S o PWM ONP EJ Eis na EE T R29 s m aT DEE E same i LILES Y dis NUES Figure 8 Assembly Top SLVUABOA October 2014 Revised January 2015 bq500215 bqTESLA Wireless Power TX EVM 17 Submit Documentation Feedback Copyright O 2014 2015 Texas Instruments Incorporated bq500215EVM 648 Assembly Drawings and Layout 3 R AS R37 LuL Pi 5 8 rm 6 i 8 J U Ju if z C26 er Q x O Hu Ls n TPI3 ji PLI C20 TP31 RIS Sz g C36 a TP32 4 VIN 12V GND us TP2eC TP27 R45 oe gl TP22 TP162 amp R30 buzz 0C mor ps5 I TEXAS INSTRUMENTS www ti com i TEXAS V 3 3 INSTRUMENTS PWR648A L D4 7 V Qs u1 L2 TP ae 3 C10 c11 c19 C42 L3 Tx co t u2 o LI a TP20 PWM A Coo Qv R19 pio C JR C18 uo TP17 zz C ARAaz C Je 1 2d oe Prem I IOIORNO LAN OOJOO 18 bq500215 bqTESLA Wireless Power TX EVM e e Figure 10 Top Layer SLVUABOA October 2014 Revised January 2015 Copyright 2014 2015 Texas Instruments Incorporated 1 TEXAS INSTRUMENTS www ti com bq500215EVM 648 Assembly Drawings and Layout BEeoeeooccc OR MOR Mm NO I
29. ireless Power TX EVM Copyright O 2014 2015 Texas Instruments Incorporated I TEXAS INSTRUMENTS www ti com SLVUABOA October 2014 Revised January 2015 Submit Documentation Feedback 1 TEXAS INSTRUMENTS www ti com 5 Schematic and Bill of Materials This section includes the schematics and bill of materials for the EVM Figure 1 through Figure 3 illustrate the schematics for this EVM 3v3 c7 R46 ARE 22 C34 C3 0 tuF DNE u4 TTR EIU T LL vao una 12 CORRER C36 tuF 47uF oh v0 M LOSS JPA ele 48 vasa PWM B pS DPWWB BET V33DIo p ar PM RAI 1 ____ pw RAIL gt BPCAP 22 TP16 2 C20 58 FOD_CAL DNP duF TP319 va3FB EM s R8 582k 4 62 s7 PWR _UP gt gt PWR UP ava s pmop b 24 R16 100k G COMM coMM_A a LED A 2 LEER TP R47 86 6k 3 GOMM 4 gt comm_a 10 0k m LED 8 E 5 TED 8 TP14 R48 86 6k COMM B as bi 1 53 Lep c p 1ED 0 gt COMM B 2 1 C38 54 BUZZAC 2 LS1 L vRal gt RAIL VRAA jus O 1uF P E BUZ DC 2 ug PS1240P02CT3 go ERAH V RAL soo MB 10 0k 6 8k 2 7 5NO0zE It T SENSE 30 63 SNOOZE CHG P 7 SNOOZE_CHG gt V_SENSE Ru lca SNOO
30. ls continued Designator Qty Value Description Package Reference Part Number Manufacturer R9 R16 2 100k RES 100k ohm 1 0 1W 0603 0603 CRCW0603100KFKEA Vishay Dale R10 R37 2 76 8k RES 76 8k ohm 1 0 1W 0603 0603 CRCW060376K8FKEA Vishay Dale BRUT R12 R13 R19 R20 7 10 0 RES 10 0 ohm 196 0 1W 0603 0603 CRCWO060310ROFKEA Vishay Dale R14 23 2k RES 23 2k ohm 1 0 1W 0603 0603 CRCW060323K2FKEA Vishay Dale R15 R26 R31 R32 R42 5 475 RES 475 ohm 1 0 1W 0603 0603 CRCW0603475RFKEA Vishay Dale R18 R21 R41 3 1 00Meg RES 1 00Meg ohm 1 0 1W 0603 0603 CRCW06031MOOFKEA Vishay Dale R22 1 00k RES 1 00k ohm 1 0 1W 0603 0603 CRCW06031KOOFKEA Vishay Dale R24 R30 R36 3 523k RES 523k ohm 1 0 1W 0603 0603 CRCW0603523KFKEA Vishay Dale R28 0 02 RES 0 02 ohm 0 5 0 5W 1206 1206 LVK12R020DER Ohmite R34 499k RES 499k ohm 1 0 1W 0603 0603 CRCW06034993KFKEA Vishay Dale R38 2 00Meg RES 2 00Meg ohm 1 0 1W 0603 0603 CRCW06032M00FKEA Vishay Dale R40 300 RES 300 ohm 5 0 1W 0603 0603 CRCWO0603300RJNEA Vishay Dale R46 22 RES 22 ohm 0 596 0 1W 0805 0805 RR1220Q 220 D Susumu Co Ltd R47 R48 2 86 6k RES 86 6 k 1 0 1 W 0603 0603 CRCWO060386K6FKEA Vishay Dale R49 0 Open Open 0603 Open R50 0 RES 0 ohm 596 0 1W 0603 0603 CRCW06030000Z0EA Vishay Dale R53 0 Open Res 10 0k ohm 1 0 1W 0603 0603 CRCW060310KOFKEA Vishay Dale R54 10 0k Res 10 0k ohm 1 0 1W 0603 0603 CRCW060310KOFKEA Vishay Dale
31. mit Documentation Feedback Copyright O 2014 2015 Texas Instruments Incorporated I TEXAS INSTRUMENTS Test Setup www ti com measurements must be very accurate Power Loss in Transmitter This is an internal calculation based on the operating point of the transmitter The calculation is adjusted using FOD Cal resistor R99 This calculation changes with external component changes in the power path such as MOSFETS resonate capacitors and TX coil Recalculation of R49 and R8 is required Receiver Reported Power The receiver calculates and reports power it receives in the message packet Heceived Power Packet The FOD threshold on the EVM is set to 400 mW R8 is set to 56 2 kQ Increasing R8 increases the threshold and reduces the sensitivity to foreign objects This loss threshold is determined after making a measurement of transmitter performance using a FOD calibration receiver similar to a unit manufactured by Avid Technology Contact Texas Instruments for the FOD calibration procedure for bq500215 The PMOD threshold on the EVM is set to 600 mW R16 is 100 kO Removing R16 disables this function 6 2 2 8 Thermal Performance This section shows a thermal image of the bq500215EVM 648 A 1400 mA load is used at the receiver output bq51025EVM 649 Output power is approximately 10 W 1 4 A at 7 V a M sp1 33 8 Figure 7 Thermal Performance 16 bq500215 bqTESLA Wireless Power TX EVM SLVUABOA October 2014
32. on PMOD The bq500215 EVM supports multiple levels of protection against eating metal objects placed in the magnetic field during power transfer PMOD is used for older WPC 1 0 version receivers and FOD is used for WPC 1 1 or greater The first level is a short FOD ping that detects most objects before any power transfer is initiated analysis of the impulse response is used Resistors R47 and R48 are used to tune this function see data sheet for additional information The second level is power loss accounting a comparison between power transmitted to the receiver RX with the power the RX reported receiving difference is loss power possibly going into a foreign object The transmitter determines the power sent to the RX by measuring input power and calculating internal losses The RX measures the power it received and also calculates losses The RX sends this information to the driver TX in a digital word message packet Unaccounted for power loss is presumed to be a foreign object on the charging pad Should this lost power exceed the threshold set by R8 a FOD fault is set and power transfer is stopped Three key measurements for the TX FOD calculation Input Power Product of input voltage and current Input voltage is measured at Pin 63 though R10 and R11 Input current is measured using sense resistor R28 and current sense amp U7 Both SLVUABOA October 2014 Revised January 2015 bq500215 bqTESLA Wireless Power TX EVM 15 Sub
33. r stage Standard WPC A29 type transmitter coil with no magnet LED and audio indication of power transfer 2 bq500215EVM 648 Electrical Performance Specifications Table 1 provides a summary of the EVM performance specifications All specifications are given for an ambient temperature of 25 C Table 1 bq500215EVM 648 Electrical Performance Specifications Parameter Notes and Conditions Min Typ Max Unit Input Characteristics Vin Input voltage 11 50 12 0 12 5 V lin Input current Vin Nom loy 1 4 A at 7 V 1 0 A Input no load current Vin Nom lour 20A 90 mA Input stand by current Vy Nom 4 mA Output Characteristics Receiver bq51025EVM 649 Vout Output voltage Vin Nom loy 1 4A Vour 7 V 67 7 0 7 3 V Output ripple Vin Nom lour 1 0 A Vout 7 V 200 MmVpp lout Vin Min to Max Vin Min to Max Voy 7 V 0 1 4 A Systems Characteristics Fs Switching frequency During power transfer 130 kHz npk Peak efficiency Vin Nom P Out RX 7 0 W 81 n Full load efficiency Vin Nom loy Max 80 2 bq500215 bqTESLA Wireless Power TX EVM SLVUABOA October 2014 Revised January 2015 Submit Documentation Feedback Copyright 2014 2015 Texas Instruments Incorporated I TEXAS INSTRUMENTS www ti com Modifications 3 Modifications See the datasheet SLUSBZ1 when changing components Use LED Mode Resistor R9 to change the behavior of the status LED D5 D7 and D9 The standard value is 100 kQ for control option 7 see the d
34. rest 6 2 1 Equipment Setup Diagram The diagram in Figure 4 shows the test setup Wireless Transmitter Wireless Receiver Voltmeter Ammeter Power Supply e Oscilloscope Figure 4 Equipment Setup 6 2 2 EVM Procedures This section provides guidance for a few general test procedures to exercise the functionality of the presented hardware Some key notes follow 6 2 2 1 Start Up No Receiver Turn on Vn and observe that the green power LED D2 will flash Status LEDs D6 D7 and D8 are OFF until the power transfer starts Apply the scope probe to the test point TP15 and observe single pulse bursts approximately every 500 ms This is a digital ping to begin communications with a receiver placed on the TX coil 6 2 2 2 Apply Receivers Place the bq51025EVM 649 EVM on the top of the transmitting coil Align the centers of the receiving and transmitting coils across each other In the next few seconds observe that the status LED D5 flashes green indicating that communication between the transmitter and the receiver is established and that power transfer has started The status LED D6 flashes a green light during power transfer Typical output voltage is 7 V and the output current range is 0 mA to 1 4 A Observe a continuous sine wave on the test point TP15 when power transfer is active the frequency is 130 kHz e Make tests and measurements applicable to a normal 7 V power supply SLVUABOA October 2014 Re
35. s Energy and Lighting Industrial Medical Security Space Avionics and Defense Video and Imaging TI E2E Community www ti com wirelessconnectivity www ti com computers www ti com consumer apps www ti com energy www ti com industrial www ti com medical www ti com security www ti com space avionics defense www ti com video Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright 2015 Texas Instruments Incorporated
36. solely for product or software developers for use in a research and development setting to facilitate feasibility evaluation experimentation or scientific analysis of Tl semiconductors products EVMs have no direct function and are not finished products EVMs shall not be directly or indirectly assembled as a part or subassembly in any finished product For clarification any software or software tools provided with the EVM Software shall not be subject to the terms and conditions set forth herein but rather shall be subject to the applicable terms and conditions that accompany such Software 1 2 EVMs are not intended for consumer or household use EVMs may not be sold sublicensed leased rented loaned assigned or otherwise distributed for commercial purposes by Users in whole or in part or used in any finished product or production system Limited Warranty and Related Remedies Disclaimers 2 1 These terms and conditions do not apply to Software The warranty if any for Software is covered in the applicable Software License Agreement 2 2 Tl warrants that the TI EVM will conform to TI s published specifications for ninety 90 days after the date TI delivers such EVM to User Notwithstanding the foregoing TI shall not be liable for any defects that are caused by neglect misuse or mistreatment by an entity other than TI including improper installation or testing or for any EVMs that have been altered or modified in any way by an entity o
37. t points are described in Section 4 2 1 through Section 4 2 32 4 2 1 TP1 FP RES FOD ping circuit setting see data sheet for more information 4 2 72 TP2 Drive A Output from Power Section A of H Bridge U2 4 2 3 TP3 Coil Monitor L C Coil signal at junction between transmitter coil and resonant capacitors 4 2 4 TP4 Low Noise Analog Ground Low noise ground test point TP 4 2 5 TP5 Low Noise Analog Ground Low noise ground TP 4 2 6 TP6 Unused IC Pin 27 Low noise ground TP 4 2 7 TP7 Demodulation Comm Output Primary communications channel input to bq500215 U1 from demodulation circuit 4 2 8 TP8 1 Sense Input current sense voltage scale 1 V 1 A 4 2 9 TP9 RAIL Sample voltage from rail converter output input to bq500215 rail control ckt 4 2 10 TP10 Unused IC Pin 29 Unused pin 4 2 11 TP11 Unused IC Pin 57 Unused pin 4 2 12 TP12 Low Noise Analog Ground Low noise ground TP 4 2 13 TP13 Unused IC Pin 56 Unused pin 4 2 14 TP14 FP DECAY FOD ping circuit setting see data sheet for more information I TEXAS INSTRUMENTS www ti com 4 bq500215 bqTESLA Wireless Power TX EVM SLVUABOA October 2014 Revised January 2015 Submit Documentation Feedback Copyright 2014 2015 Texas Instruments Incorporated 1 TEXAS INSTRUMENTS www ti com Connector and Test Point Descriptions 4 2 15 TP15 Drive B Output from Power Section B of H Bridge U3 4
38. ther than TI Moreover TI shall not be liable for any defects that result from User s design specifications or instructions for such EVMs Testing and other quality control techniques are used to the extent TI deems necessary or as mandated by government requirements TI does not test all parameters of each EVM 2 3 If any EVM fails to conform to the warranty set forth above TI s sole liability shall be at its option to repair or replace such EVM or credit User s account for such EVM TI s liability under this warranty shall be limited to EVMs that are returned during the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repair such EVM or provide replacements Repaired EVMs shall be warranted for the remainder of the original warranty period Replaced EVMs shall be warranted for a new full ninety 90 day warranty period Regulatory Notices 3 4 United States 3 1 1 Notice applicable to EVMs not FCC Approved This kit is designed to allow product developers to evaluate electronic components circuitry or software associated with the kit to determine whether to incorporate such items in a finished product and software developers to write software applications for use with the end product This kit is not a finished product and when assembled may not be resold or otherwise marketed unless all required FCC equipment
39. uF 16V 20 0 6 ohm SMD 3528 F951C476MBAAQ2 AVX C10 C19 2 0 1uF CAP CERM 0 1uF 100V 5 COG NPO 1812 1812 C1812C104J1GACTU Kemet C14 1 33pF CAP CERM 33pF 50V 5 COG NPO 0603 0603 GRM1885C1H330JA01D MuRata C16 1 0 047uF CAP CERM 0 047uF 100V 5 COG NPO 1812 1812 C4532C0G2A473J200KA TDK C17 1 2 2uF CAP CERM 2 2uF 25V 10 X5R 1206 1206 GRM316R61E225KA12D MuRata C23 C46 2 1uF CAP CERM 1uF 16V 10 X7R 0603 0603 C1608X7R1C105K TDK C24 C31 2 47uF CAP CERM 47uF 25V 20 X5R 1206 1206 C3216X5R1E476M160AC TDK C28 C35 2 0 01uF CAP CERM 0 01uF 50V 10 X7R 0603 0603 GRM188R71H103KA01D MuRata C32 2700pF CAP CERM 2700pF 50V 5 COG NPO 0603 0603 GRM1885C1H272JA01D MuRata C37 330pF CAP CERM 330pF 50V 5 COG NPO 0603 0603 GRM1885C1H331JA01D MuRata C41 100uF CAP CERM 100uF 6 3V 20 X5R 1206 1206 GRM31CR60J107ME39L MuRata D1 40V 0 5A Diode Schottky 40V 0 5A SOD 123 SOD 123 MBR0540T1G ON Semiconductor D2 D6 2 Green LED Green SMD LED_0603 150060VS75000 Wurth Elektronik eiSos D3 D5 D9 D10 D11 5 30V Diode Schottky 30V 0 2A SOT 323 SOT 323 BAT54SWT1G Fairchild Semiconductor D7 Super LED Super Red SMD LED_0603 1500608875000 Wurth Elektronik eiSos ei D8 Yellow LED Yellow SMD LED 0603 150060YS75000 Wurth Elektronik eiSos L1 300uH Inductor Shielded 300uH 0 13A 4 1 ohm SMD 4 8x1 8x4 8mm 744042331 Wurth Elektronik eiSos L2 10uH Inductor Shielded Drum
40. ubject to these terms No TI components are authorized for use in FDA Class III or similar life critical medical equipment unless authorized officers of the parties have executed a special agreement specifically governing such use Only those TI components which TI has specifically designated as military grade or enhanced plastic are designed and intended for use in military aerospace applications or environments Buyer acknowledges and agrees that any military or aerospace use of Tl components which have not been so designated is solely at the Buyer s risk and that Buyer is solely responsible for compliance with all legal and regulatory requirements in connection with such use TI has specifically designated certain components as meeting ISO TS16949 requirements mainly for automotive use In any case of use of non designated products TI will not be responsible for any failure to meet ISO TS16949 Products Applications Audio www ti com audio Automotive and Transportation www ti com automotive Amplifiers amplifier ti com Communications and Telecom www ti com communications Data Converters DLP Products DSP Clocks and Timers Interface Logic Power Mgmt Microcontrollers RFID OMAP Applications Processors Wireless Connectivity dataconverter ti com www dlp com www ti com clocks interface ti com logic ti com microcontroller ti com www ti rfid com www ti com omap Computers and Peripherals Consumer Electronic
41. vised January 2015 bq500215 bqTESLA Wireless Power TX EVM 13 Submit Documentation Feedback Copyright 2014 2015 Texas Instruments Incorporated Test Setup I TEXAS INSTRUMENTS www ti com 6 2 2 8 Efficiency Measure the system efficiency by measuring the output voltage output current input voltage and input current and calculate efficiency as the ratio of the output power to the input power Connect voltage meters at the input and output of TX and RX see Figure 4 Average the input current the comm pulses modulate the input current distorting the reading Figure 5 shows efficiency 90 80 70 60 50 40 Graves Efficiency 96 3096 2096 4 1096 4 096 0 2 4 6 8 10 12 Power W 10WRX7V out 5WRX5VOUT Figure 5 Efficiency versus Power bq500215EVM 648 Transmitter and bq51025EVM 649 Receiver 6 2 2 4 LED Behavior D2 Green power on LED driven by 3 3 V DC to DC converter During STANDBY no RX flash at half second rate During power transfer ON also ON during fault condition D6 Green status driven by bq500215 LED A Blink during power transfer slow blink for 5 W Qi about once a second and fast blink for 10 W bq50025 RX about twice a second D7 Red status driven by bq500215 LED B When the receiver sends Charge Complete EPTO1 LED is ON for about 5 seconds then off D8 Yellow status driven by bq50021
42. ww ti com 6 6 1 6 1 3 Test Setup Equipment bqTESLA Receiver Use the bq51025EVM 649 10 W EVM If a low power Qi compliant receiver such as bq51020EVM 520 or bq51013BEVM 764 is used then the maximum output power will be 5 W Note that the following test set up only discusses the bq51025EVM 649 configuration Voltage Source The input voltage source must provide a regulated DC voltage of 12 V and deliver at least 2 0 A continuous load current current limit must be set to 3 A CAUTION To help assure safety integrity of the system and minimize risk of electrical shock hazard always use a power supply providing suitable isolation and supplemental insulation double insulated Compliance to IEC 61010 1 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements or its equivalent is strongly suggested including any required regional regulatory compliance certification approvals Always select a power source that is suitably rated for use with this EVM as referenced in this user manual External Power Supply Requirements Nom Voltage 12 0 VDC Max Current 3 0 A Efficiency Level V External Power Supply Regulatory Compliance Certifications Recommend selection and use of an external power supply which meets Tl s required minimum electrical ratings in addition to complying with applicable regional product regulatory safety certification requirements such as
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