NCT75-175-275 Evaluation Board User`s Manual
Contents
1. V Readings Enabled 26188 C 80 0000 750000 F Power state Temperature Readings C Device is running 100 100 OS ALERT Pin Mode 95 Overtemp shutdown 90 85 OS ALERT Pin Polarity Active Low 70 65 Fault Queue 60 1 Fault 55 9 50 Comparator Interupt 45 Comparator Mode enabled 40 35 One shot Mode p EEE One shot mode disabled 20 Figure 8 GUI of the NCT75 175 275 EVB Software The software displays three readings at the top namely Temperature TOS and THYST respectively Numeric up down menus is provided with OS and THYST to dynamically change these values The graphs will follow the readings in these displays The left hand side of the window displays different tabs for the setting of different device parameters http onsemi com 4 NCT75 175 275GEVB EVALUATION BOARD SCHEMATIC QN5V 0 OTY X GODIN QN5V T GND Z GNDE t GND d pau Iualv AT u TU dAT1Nd Las TV AC E Figure 9 NCT75 175 275 Evaluation Board Schematic 1 4 http onsemi com NCT75 175 275GEVB vas TOS dNT1Nd 19S vas 3AIHQH3AO 5 3235 z orl 9 Figure 10 NCT75 175 275 Evaluation Board Schematic 2 4 http onsemi com 6 NCT75 175 275GEVB 3 3V 3 3V 43 3V 43 3V 3 3V 3 3V R6 R15 100k R16 100k OR 02. c9 og B 3 ALERT LED c Socket for D3 Daughter Cards Uto 4 571 EL TIT SCL PULLUP CI AT gs X P SDA By Je 50 i Figure 1 NCT75 175 275 Evaluation Board Showing the Footprints and the 8 pin DIP Socket for the Daughter Cards Address Selection NCT75 amp NCTI75 are available with 9 possible addresses as they have three address pins AO A1 and A2 respectively NCT275 is available in two possible addresses with one address pin Al Links LK7 LK1 amp LK2 corresponds address selection of AO Al and A2 respectively The possible address options for NCT75 175 are shown in Table 1 Publication Order Number EVBUM2271 D NCT75 175 275GEVB Table 1 NCT75 175 SMBUS ADDRESS OPTION Links for Address Settings ALERT PULLUP 5 R a aj Rl otek og 7 Eo gum 05 amp 4CS U2 WA 94V0 RIO r cS z nr SCL PULLUP lt hal a a fa Bsc a T 7 SDA gu a ds SDA PULLUP Figure 2 Links for Address Settings The possible address options for NCT275A B are shown The default position of address selection links on in Table 2 amp Table 3 respectively 75 175 275 board is 000 Table 2 NCT275A SERIAL BUS ADDRESS OPTIONS Table 3 NCT275B SERIAL BUS ADDRESS OPTIONS Ball B1 I C Address Ball B1 I C Address L m cm j n 9 j se http o
3. 1uF C13 R18 R19 C6 3 3k C8 C11 C15 d 2 2uF 3 3V 10uF 0 1u 0 1uF 24LC64 U3 5VUSB T33M I2C Address 1010 001 DGNDN IVA PBO PB1 PB2 PB3 DGND USB MINI B VBUS D SHIELD PBO 18 PBO FDO pi L pei P20 2 42 44 23 LAYOUT PORTB PINS TOGETHER CLKOUT 9 V 9 U5 CY7C68013 CSP DGND DGND D PAL MPO baa D s PAVINTI PDZ FD15 2 S 32 PA2 SLOE 37 PA3 WU2 38 PA4 FIFOADRO CTLO FLAGA 39 PA5 FIFOADR1 CTL1 FLAGB 20 PA6 PKTEND CTL2 FLAGC PA7 FLD SLCS 1 SDA 5 RDY0 SLRD SCL RDY1 SLWR 13 IFCLK XTALOUT RSVD XTALIN R14 10k C4 C3 7 22pF ree DGND DGND 7 7 XTAL ABM3B DGND DGND Figure 11 NCT75 175 275 Evaluation Board Schematic 3 4 http onsemi com 7 NCT75 175 275GEVB QN5V QN5V gt gt gt 47 IV ong Dn Ong Ag e AG E AE u io za anov E o nro 5 SLNIYd 1004 33uH L OL YVAN Sdv2 100AV1 Q aT 5 8 Ag e A 4 ov 159 Q15S TCc91VO Tecolvo QN5V Jnr o SD aSNAS Figure 12 NCT75 175 275 Evaluation Board Schematic 4 4 http onsemi com NCT75 175 275GEVB Table 4 NCT75 175 275 EVB BILL OF MATERIAL CRYSTA LS 1 1 Y1 Crystal SMD 24 MHz CRY ABM3B 535 9700 1 ND Digi key Abracorn Cooperation ICs SN74LVC3G07DCTR Triple Buffer DCT R PDSO 8 FEC 1601176RL 3 1 U5 USB Microcontroller LFCSP 56 Digi key 428 2933 ND CY7C68013A 56LTXO 24LC64 64K I2C Serial EEPROM S
4. 675 2176 or 800 344 3867 Toll Free USA Canada Japan Customer Focus Center For additional information please contact your local Email orderlit onsemi com Phone 81 3 5817 1050 Sales Representative EVBUM2271 D
5. AJ_A FEC 197 130 C14 Capacitor TEST POINTS TERMINAL PCB YELLOW PK 100 VERO TESTPOINT FEC 8731187 j TERMINAL PCB RED PK100 VERO TEST POINT FEC 8731144 5 HARWIN M20 9990246 HEADER 1ROW 2WAY TEST POINT FEC 1022247 ON Semiconductor and the W are registered trademarks of Semiconductor Components Industries LLC SCILLC or its subsidiaries in the United States and or other countries SCILLC owns the rights to a number of patents trademarks copyrights trade secrets and other intellectual property A listing of SCILLC s product patent coverage may be accessed at www onsemi com site pdf Patent Marking pdf SCILLC reserves the right to make changes without further notice to any products herein SCILLC makes no warranty representation or guarantee regarding the suitability of its products for any particular purpose nor does SCILLC assume any liability arising out of the application or use of any product or circuit and specifically disclaims any and all liability including without limitation special consequential or incidental damages Typical parameters which may be provided in SCILLC data sheets and or specifications can and do vary in different applications and actual performance may vary over time All operating parameters including Typicals must be validated for each customer application by customer s technical experts SCILLC does not convey any license under its patent rights nor the rights of o
6. NCT75 175 275GEVB NCT75 175 275 Evaluation Board User s Manual About This Manual This manual will enable the user to use NCT75 175 275 Evaluation Board to evaluate functional performance of the following ON Semiconductor devices e NCT75 e NCT175 e NCT275 These devices can be tested either by soldering them on the board or by using a dedicated daughter card for that device Footprints of different packages are provided and marked for different package options of these devices Similarly a DIP socket is also provided to facilitate the use Cw UC Footprints RIS Power amp ALERT LEDs NCT75 175 275 board is powered up by a 3 3 V internally generated power supply The board is designed in such a manner that devices s fucntionality can be tested without the need of an externally supplied power other than USB 5 V Green LED D7 shows that a 3 3 V is available In order to display any out of limit condition a red colored ALERT LED D3 is provided on the board Semiconductor Components Industries LLC 2014 October 2014 Rev 0 Sor ita 4 CS Wi 94V0 ON Semiconductor www onsemi com EVAL BOARD USER S MANUAL of dedicated daughter cards The device s features are tested by using a digital interface cable along with the supported software The test results should be taken to judge the device functional performance according the specification in the technical datasheet Power on LED
7. O8NB FEC 9758070 5 1 U2 CAT6221 SFTD GT3 300 mA Dual TSOT 23 ON Semiconductor SUPPLIED LDO Regulator 3 3 V 1 5 V 1 U13 NCT75 DFN8 2X2 0 5P DONOT POPULATE RESISTORS 11 2 R6 R15 Resistor 100 kQ 0603 0 125 1 603 FEC 1576310 Multicomp 12 1 R33 Resistor 1 kQ 0805 100 mW 1 805 FEC 9332383 Multicomp RESISTOR THICK FILM 1 kQ 603 FEC 1576283 0 125 W 1 Resistor 10 0603 0 125W 1 603 FEC 1576297 Multicomp Resistor 3 3 kQ 0603 63 mW 5 603 FEC 9332022 Multicomp R1 R9 R10 Resistor OR 0603 0 1 W 1 603 FEC 1469739 R16 R25 CRCW06030000Z0EA Vishay R27 17 3 LK1 LK2 HEADER 1ROW 3WAY amp JUMPER LINK 3P FEC 1022245 amp 1654800 LK7 2 PIN PCB CONNECTORS 1 J6 TERMINAL BLOCK PCB 3 81MM CON 3W 3 81MM FEC 3704580 3WAY Phoenix Contact 1 J4 USB Mini B Receptacle Molex USB MINI B FEC 9786490 1 HSMG C170 LED GREEN 805 FEC 5790852 15MCD 572NM DIODE SCHOTTKY SOT 23 SOT23 FEC 9526765 D7 1 D3 MULTICOMP 703 0107 LED 0805 RED 15MCD 643NM D22 1 http onsemi com 9 NCT75 175 275GEVB Table 4 NCT75 175 275 EVB BILL OF MATERIAL continued CAPACITORS CAP MLCC 1 uF 25 V X5R 10 603 FEC 2280849 0603 REEL CAP 2 2 uF 10 V SMD Tantalum RTAJ_A FEC 498 646 Capacitor C2 C5 C6 CAPACITOR 0603 0 1 uF 25 V 603 FEC 9406204 C13 C15 Multicomp CAP 22 pF 50 V SMD Ceramic 603 FEC 722005 Capacitor Yageo 27 3 C1 C11 CAP 10 uF 10 V SMD Tantalum CAP T
8. nsemi com 2 NCT75 175 275GEVB Daughter Card for NCT275 The daughter card assembly for NCT275 consists of two PCBs as follows 1 NCT75 CSP EDGE BOARD Figure 3 NCT75 CSP EDGE BOARD 2 BOARD with a SULLENSs socket for the EDGE Board and the 8 pin DIP connector for the mother board interface 9 79 9 79 03 4343730 Figure 4 SULLENS Board Showing the DIP 8 Connector 6 4 5 MOM 4 06 08 Figure 5 SULLENS Board Showing the Socket for CSP Board The photograph of the complete daughter card assembly for NCT275 is show below Please note the correct orientation of CSP board in to the SULLENSs connector Figure 6 NCT 275 Daughter Card Assembly The daughter card assembly is now ready to be plugged in to the NCT75 175 275 board The picture of the said setup is shown in Figure 7 Figure 7 NCT 275 Test Setup http onsemi com NCT75 175 275GEVB Evaluation Software An installable software file NCT75 x64 v1 0 0 is provided Install this file which will copy all the necessary drivers and hex files in the user system For now this software is only installable on a 64bit operating system After installation double click the NCT75 exe file to run the software As the software runs the following window will be displayed r QD NcT275 1 0 0 0 y m PII 12 Address Temperature TOS THYST 49
9. thers SCILLC products are not designed intended or authorized for use as components in systems intended for surgical implant into the body or other applications intended to support or sustain life or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application Buyer shall indemnify and hold SCILLC and its officers employees subsidiaries affiliates and distributors harmless against all claims costs damages and expenses and reasonable attorney fees arising out of directly or indirectly any claim of personal injury or death associated with such unintended or unauthorized use even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part SCILLC is an Equal Opportunity Affirmative Action Employer This literature is subject to all applicable copyright laws and is not for resale in any manner PUBLICATION ORDERING INFORMATION LITERATURE FULFILLMENT N American Technical Support 800 282 9855 Toll Free Semiconductor Website www onsemi com Literature Distribution Center for ON Semiconductor USA Canada P O Box 5163 Denver Colorado 80217 USA Europe Middle East and Africa Technical Support Order Literature http www onsemi com orderlit Phone 303 675 2175 or 800 344 3860 Toll Free USA Canada Phone 421 33 790 2910 TS Fax 303
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