User Guide for FEBFL7730_L20H008B Dimmable LED Bulb at High
Contents
1. rigger 200 m idiv 500 mAldiv 5 00 msidiv Auto 80 mA 600 0 m 500 mA ofst 5 00 MS 100MSisfEdge Positive Figure 19 Dimming Operation Waveforms 90 Dimming Angle Vin 220 Vac C1 Vin C2 Vcs C4 lin 2012 Fairchild Semiconductor Corporation 16 FEBFL7730_L20HOO8B Rev 1 1 0 TT FAIRCHILD SEMICONDUCTOR www fairchildsemi com LeCroy rigger 200 mVvidiv 500 mAldiv 5 00 msidiv Auto 600 0 mY 500 mA ofst 5 00MS 100 Mss Edge iti Figure 20 Dimming Operation Waveforms Min Dimming Angle Vin 220 Vac C1 Vin C2 Vcs C4 lin Output current is controlled by the dimming function when rotating dimmer switch as below dimming curve The dimming control block in the FL7730 smoothly changes regulated output current by detecting dimming angle 400 350 300 250 200 150 LED Current mA 100 50 200 150 100 50 0 Effective RMS Input Voltage Vrms Figure 21 Dimming Curve Effective RMS Input Voltage vs Output Current Line Voltage 220 Vac 2012 Fairchild Semiconductor Corporation 17 FEBFL7730_L20HOO8B lt Rev 1 1 0 TT FAIRCHILD SEMICONDUCTOR www fairchildsemi com Table 6 Dimmer Compatibility 225NVDE 230 V 50Hz 70 MA 22 No ST550 230 V 50Hz 100 mA 31 No 266GDE 230 V 50Hz 61 mA 18 No 8033 230 V 50Hz 100 mA 33 No 2200 230 V 50Hz 66 mA 20 No 2247U 230 V 50Hz 108 mA 33 No 2250 230 V 50Hz 60 mA 18 No 5721 230 V2. 5 00 AELE Po 2012 Fairchild Semiconductor Corporation 13 FEBFL7730_L20H008B Rev 1 1 0 I FAIRCHILD SEMICONDUCTOR 8 3 Constant Current Regulation www fairchildsemi com Constant current deviation in the wide output voltage range from 10 V to 28 V is less than 3 1 at each line input voltage Line regulation at the rated output voltage 22 V is less than 1 7 Figure 15 15 10 200 300 Output Current mA 400 500 Constant Current Regulation Measured by E Load CR Mode Table 4 Constant Current Regulation by Output Voltage Change 10 28 V Input Voltage Min Current Max Current Tolerance 180 Vac 60 Hz 385 mA 399 mA 1 8 220 Vac 60 Hz 383 mA 398 mA 1 9 230 Vac 60 Hz 382 mA 399 mA 2 2 265 Vac 60 Hz 374 mA 398 mA 3 1 Table 5 Constant Current Regulation by Line Voltage Change 180 265 Vac 2012 Fairchild Semiconductor Corporation ii 180 Vac 220 Vac 230 Vac 265 Vac Tolerance 20 V 392 mA 388 mA 387 mA 377 mA 1 9 22 V 390 mA 387 mA 384 mA 377 mA 1 7 24 V 386 mA 383 mA 382 mA 375 mA 1 4 FEBFL7730_L20H008B lt Rev 1 1 0 T FAIRCHILD SEMICONDUCTOR www fairchildsemi com 8 4 Open LED and Short LED Protections In short LED condition the OCP level is reduced from 0 7 V to 0 2 V because the FL7730 lowers the OCP level when the Vs voltage is less than 0 4 V during output diode con
3. Rev 1 1 0 TT FAIRCHILD SEMICONDUCTOR www fairchildsemi com 1 3 Block Diagram Shutdown Internal Bias Max Duty Controll Vop Good ontroller Dimming Function Linear Frequency Controller TrueCurrent Detector Calculation Sample amp Hold Freq Figure 1 Internal Block Diagram of FL7730 2012 Fairchild Semiconductor Corporation 4 FEBFL7730_L20HOO8B lt Rev 1 1 0 T FAIRCHILD SEMICONDUCTOR www fairchildsemi com 2 General Specifications for Evaluation Board All data was measured with the board was enclosed in a case and external temperature of approximately 25 C Table 1 Evaluation Board Specifications for LED Lighting Bulb Fairchild Device FL7730 Control IC of single stage PSR TRIAC dimming Voltage VIN MIN 180 V Minimum input voltage VIN MA 265 V Maximum input voltage VIN NOMINAL 220 230 V Nominal input voltage Frequency Fin 50 60 Hz Line frequency Output Voltage VOUT MIN 10 V Minimum output voltage VOUT MA 28 V Maximum output voltage VOUT NOMINAL 22 V Nominal output voltage Current lOUT NOMINAL 380 mA Nominal output current lOUT RIPPLE 65 mA Output current ripple CC deviation lt 1 9 Line input voltage change 180 265 Vac lt 3 1 Output voltage change 10 28 V Efficiency No dimmer connected Effigovac Efficiency at 180 Vac line input voltage Effozovac Efficiency at 220 Vac line input voltage Effozovac Efficiency at 230 Vac line input voltage Eff265vac Efficiency at 265
4. Top Pattern of Board Figure 9 Bottom Pattern of Board 2012 Fairchild Semiconductor Corporation T FEBFL7730_L20HOO8B lt Rev 1 1 0 FAIRCHILD www fairchildsemi com SEMICONDUCTOR 5 Schematic of the Evaluation Board 1A 250V Q1 MB8S L2 4 7mH UUUU C3 R 100nF 43k a ras ES1J 100n Q2 FQN1N50C R2 V 300 0 5W D3 1N4003 Q3 FL7730 C7 N2 47u Dim VDD VS GND Ris S V S 100 FQU2N60C COMI GATE Cy GND cS 4 7nF Rie 7 ww 0 R14 1 20 FL7730 Schematic Figure 10 FEBFL 7730_L20HOO8B lt Rev 1 1 0 2012 Fairchild Semiconductor Corporation E FAIRCHILD SEMICONDUCTOR www fairchildsemi com 6 Bill of Materials Fairchild l Fairchild Fairchild l Fairchild 1 SS 5 1A 1 1 A 250 V Fuse D1 ES1J 1 1 A 600 V Diode Fairchild Semiconductor D2 1N5241 1 11 V Zener Diode Ns Semiconductor Fairchild 11 D4 RS1M 1 1 A 1000 V Diode AE Semiconductor 12 D5 ES3D 1 3 A 200 V Fast Rectifier Fairchild Semiconductor as ca C1206C105K3PACTU 1 1uF 25V SMD Capactor3216 Kemet me c C08050100M3GACTU 1 10 pF 125V SMD Capacitor 2012 Kemet Ca c caorzvaviezasz 1 22uF 25V SMD Capactor2012 ToK Cae o maas 1 47 uF 135V Electrolytic Capacitor Samyoung C ce C12060108KDRACTU 1 10 nF T1 KV SMD Capactor 3216 Kemet C c Scre2ea7amioew 1 47 nF 250VY Capactor Samwha Ca co KWG300uF 95V 1 830 pF735V Eleoroyic Capacitor Sam
5. 50Hz 30 mA 8 No 436 230 V 50Hz 120 mA 40 No EVERFLORISH oe 230 V 50Hz 327 mA 154 mA 47 No Trailing MERTEN oC 230 V 50Hz 330 mA 147 mA 44 No Trailing BUSCH 6513 Trailing 230 V 50Hz 353 mA 145 mA 41 No The FL7730 high line board shows good dimmer compatibility without flicker To reduce the minimum LED current follow the below design guide Reduce DIM resistors R5 and R6 to decrease minimum DIM voltage DIM offset voltage by DIM internal current source 7 5 uA is reduced by smaller R6 Increase the bleeder capacitor C1 When reducing minimum LED current bleeder current should be larger to stabilize input current without flicker However increasing Cl reducees PF This is always trade off of flicker free design vs PF in RC bleeder structure 2012 Fairchild Semiconductor Corporation 18 FEBFL7730_L20HOO8B lt Rev 1 1 0 E FAIRCHILD SEMICONDUCTOR 8 6 System Efficiency www fairchildsemi com Power efficiency is 83 8 84 5 in 180 265 Vac input voltage range 90 88 86 84 Eff 82 78 76 74 72 70 Figure 22 Table 7 System Efficiency 180Vac 220Vac 230Vac Input Voltage V 265Vac Power Efficiency Input voltage vs Efficiency Input Voltage Input Power Output Current Output Voltage Output Power Efficiency 180 Vac 10 13 W 392 mA 21 84 V 8 56 W 84 5 220 Vac 9 97 W 386 mA 21 80 V 8 41 W 84 4
6. Vac line input voltage PF THD No dimmer connected PF THDigovac 0 97 13 7 PF THD at 180 Vac line input voltage PF THD 220VAC 0 93 16 6 PF THD at 220 Vac line input voltage PF THD 230VAC 0 92 17 3 PF THD at 230 Vac line input voltage PF THD 265VAC 0 87 19 7 PF THD at 265 Vac line input voltage Temperature Open frame condition Room temp 25 C FL7730 TFL7730 FL7730 temperature Primary MOSFET TMosFet Primary MOSFET temperature Secondary Diode T DIODE Secondary diode temperature Transformer TTRNASFORMER Transformer temperature Active Damper T DAMPER Active damper temperature Startup Resistor TSTR RESISTOR Startup resistor temperature 2012 Fairchild Semiconductor Corporation 5 FEBFL7730_L20H008B Rev 1 1 0 IES FAIRCHILD SEMICONDUCTOR www fairchildsemi com 3 Photographs Figure 2 Top View of Board Figure 3 Bottom View of Board Dimensions 62 5 mm L x 26 8 mm W x 12 0 mm H q A L 2 a Y gt Figure 4 Side View in Bulb Case Type 1 Figure 5 Bottom View in Bulb Case Type 1 Bulb Case Type 1 32 mm Case Diameter x 40 mm Case Depth Figure 6 Side View in Bulb Case Type 2 Figure 7 Bottom View in Bulb Case Type 2 Bulb Case Type 2 34 mm Case Diameter x 44 mm Case Depth 2012 Fairchild Semiconductor Corporation 6 FEBFL7730_L20HOO8B Rev 1 1 0 TT FAIRCHILD SEMICONDUCTOR www fairchildsemi com 4 Printed Circuit Board Dimension mm 62 5 19 0 16 1 Figure 8
7. using single stage flyback topology Dimming control with no flicker is implemented by analog sensing method Primary side regulation and single stage topology minimize cost and reduce external components such as input bulk capacitor and feedback circuitry To improve power factor and THD constant on time control is utilized with internal error amplifier and low bandwidth compensator Precise constant current control regulates accurate output current independent of input voltage and output voltage Operating frequency is proportionally changed by output voltage to guarantee DCM operation with higher efficiency and simpler designs FL7730 provides protections such as open LED short LED and over temperature protection 1 2 Features of FL7730 Compatible with Traditional TRIAC Control Cost Effective Solution without Input Bulk Capacitor and Feedback Circuitry Power Factor Correction PFC Accurate Constant Current CC Control Line Voltage Compensation for CC Control Linear Frequency Control for Better Efficiency and Simpler Design Open LED Protection Short LED Protection Cycle by Cycle Current Limiting Over Temperature Protection with Auto Restart Low Startup Current 20uA Low Operating Current 5mA Frequency Hopping for EMI Vpp Under Voltage Lockout UVLO Gate Output Maximum Voltage Clamped at 18 V SOP 8 Package Available 2012 Fairchild Semiconductor Corporation 3 FEBFL7730_L20HOO8B lt
8. 230 Vac 9 94 W 385 MA 21 79 V 8 39 W 84 4 265 Vac 9 76 W 376 mA 21 75 V 8 18 W 83 8 2012 Fairchild Semiconductor Corporation FEBFL 7730_L20HOO8B lt Rev 1 1 0 T FAIRCHILD SEMICONDUCTOR www fairchildsemi com 8 7 Power Factor and Total Harmonic Distortion THD The FL7730 shows excellent power factor and THD performance Power factor is over 0 9 at 180 230 Vac THD is less than 30 of the specification 1 00 22 0 98 20 C sana 18 0 94 16 0 92 14 PP 0 90 8 THD 12 0 88 L 0 SR 10 0 84 8 0 82 6 180VAC 220VAC 230VAC 265VAC PF Input Voltage THD Figure 23 PF amp THD 50 Hz 1 00 aam 0 98 20 0 96 18 0 94 0 92 16 0 90 14 PF E THD 0 88 12 0 86 10 0 84 0 82 8 0 80 6 180VAC 220VAC 230VAC 265VAC PF Input Voltage THD Figure 24 PF amp THD 60 Hz Table 8 Power Factor and THD Input Voltage Output Current Output Voltage Frequency PF THD 50 Hz 0 97 14 0 180 Vac 392 mA 21 84 V 60 Hz 0 97 13 7 50 Hz 0 94 16 7 220 Vac 386 mA 21 80 V 60 Hz 0 93 16 6 50 Hz 0 93 17 4 230 Vac 385 mA 21 79 V 60 Hz 0 92 17 3 50 Hz 0 88 19 9 265 Vac 376 mA 21 75 V 60 Hz 0 87 19 7 2012 Fairchild Semiconductor Corporation 20 FEBFL7730_L20H008B Rev 1 1 0 T FAIRCHILD SEMICONDUCTOR www fairchildsemi com 8 8 Operating Tem
9. FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION As used herein 1 Life support devices or systems are devices or systems which a are 2 A critical component is any component of a life support device or intended for surgical implant into the body or b support or sustain system whose failure to perform can be reasonably expected to life or c whose failure to perform when properly used in accordance cause the failure of the life support device or system or to affect its with instructions for use provided in the labeling can be reasonably safety or effectiveness expected to result in significant injury to the user ANTI COUNTERFEITING POLICY Fairchild Semiconductor Corporation s Anti Counterfeiting Policy Fairchild s Anti Counterfeiting Policy is also stated on our external website www fairchildsemi com under Sales Support Counterfeiting of semiconductor parts is a growing problem in the industry All manufacturers of semiconductor products are experiencing counterfeiting of their parts Customers who inadvertently purchase counterfeit parts experience many problems such as loss of brand reputation substandard performance failed applications and increased cost of production and manufacturing delays Fairchild is taking strong measures to protect ourselves and our customers from the proliferation of counterfeit parts Fairchi
10. I gt SSS FAIRCHILD SEMICONDUCTOR www fairchildsemi com User Guide for FEBFL7730 L20H008B Dimmable LED Bulb at High Line Featured Fairchild Product FL7730 Direct questions or comments about this evaluation board to Worldwide Direct Support Fairchild Semiconductor com 2012 Fairchild Semiconductor Corporation 1 FEBFL7730_L20HOO8B lt Rev 1 1 0 E FAIRCHILD SEMICONDUCTOR www fairchildsemi com Table of Contents l S Sa es AC CEO sec grees css bed eens maroc ease bene acne es mone ess acne de 3 Dal Geel ak CSCI OM OEE bard ee E EN EEEE 3 L2 SBT OTE TT 3 1 3 Internal Block Diagram of FL7730 cc ceceeeeesssesssssesesesssssesssssssesssssssssesessseseeeeeeeegs 4 General Specifications for Evaluation Board 5 PHOTO Graph s 0scceccceseeeeecesesse en I 6 Printed Circuit Board sss BII sss s s lt sss sss s s s s ssc s sss seasons T Schematic of the Evaluation Doar sss lt s aa 002 essea eanne 8 Bill Of IS ss ss s lt I Att sssesessseseceeses 9 l Tans s 60000cc050020000020000 aaaeeeaa J 11 Pee TSH Hon Board S o ooe T 12 wolle SCATTO ccs MA N uoco RA 12 CP OPENI AEO IEN ooo ooo RA ooo ooa oo BAA 13 So ee onsrameCutrent Regulation D ase T 14 See pem Snort LED Protections D sv ss v s lt AE 15 See Dinan G Opcration D eve aoo 16 O y e ETTICICNCY D es ece 19 So eelenvensr
11. Updating to match new naming conventions WARNING AND DISCLAIMER Replace components on the Evaluation Board only with those parts shown on the parts list or Bill of Materials in the Users Guide Contact an authorized Fairchild representative with any questions The Evaluation board or kit is for demonstration purposes only and neither the Board nor this User s Guide constitute a sales contract or create any kind of warranty whether express or implied as to the applications or products involved Fairchild warrantees that its products meet Fairchild s published specifications but does not guarantee that its products work in any specific application Fairchild reserves the right to make changes without notice to any products described herein to improve reliability function or design Either the applicable sales contract signed by Fairchild and Buyer or if no contract exists Fairchild s standard Terms and Conditions on the back of Fairchild invoices govern the terms of sale of the products described herein DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY FUNCTION OR DESIGN FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS NOR THE RIGHTS OF OTHERS LIFE SUPPORT POLICY FAIRCHILD S PRODUCTS ARE NOT AUTHORIZED
12. actor and THD I ss aa e AA 20 A O ang Temperature E ss vs sv es ttre 21 OO IMI THT 22 R son e HHHH 23 2012 Fairchild Semiconductor Corporation 2 FEBFL7730_L20HOO8B lt Rev 1 1 0 TT FAIRCHILD SEMICONDUCTOR www fairchildsemi com This FEBFL7730 L20H008B Evalution Board can be identified by the silkscreen marking FL7730 High Line on the top side of the pcb This user guide supports the evaluation board for the FL7730 FEBFL7730 L20HOO8B This kit supersedes the FEBFL7730 L20HOO8A The revised kit incorporates the next generation FL7730 which is redesigned for improved dimming performance It should be used in conjunction with the FL7730 datasheet as well as Fairchild s application notes and technical support team Please visit Fairchild s website at www fairchildsemi com or the evaluation board page http www fairchildsemi com products evaluationboards 1 Introduction This document describes the proposed solution for low line voltage LED ballast using the FL7730 Primary Side Regulator PSR single stage controller The input voltage range 1s 180 Vrms 265 Vrms and there is one DC output with a constant current of 380 mA at 22 Vout This document contains general description of FL7730 the power supply specification schematic bill of materials and the typical operating characteristics 1 1 General Description of FL7730 The FL7730 is an active Power Factor Correction PFC controller
13. duction time The output current in the short LED condition is less than 1 5 A which doesn t damage external components LeCroy Wu a imebase 0 00 s Trigger BG 500 mwidiv 5 00 Vidiv 200 Vidiv Roll 1 00 sidiyi Stop 56 Y 1 5000 Y 15 000 Y 0 00 offset 5 00MS S500kS sfEdge Positive Figure 16 Short LED Condition Vin 220 Vac C1 Vcs C2 Vpp C3 Vin C4 lout In open LED condition output voltage is limited around 32 V by OVP in Vpp The output over voltage protection level can be controlled by the turn ratio of the auxiliary and secondary windings LeCroy imebase 0 00 2 Tngger BG 500 mid 5 00 Vidiv Roll 1 00 sidiyi Stop 1 500 ofst 15 000 5 00MS 500 kSisfEdge iti Figure 17 Open LED Condition Vin 220 Vac C1 Vcs C2 Vpp C3 Vin 2012 Fairchild Semiconductor Corporation 15 FEBFL7730_L20HOO8B lt Rev 1 1 0 I FAIRCHILD eee eer eee ae SEMICONDUCTOR www fairchildsemi com 8 5 Dimming Operation Dimming operation waveforms are shown in Figure 18 through Figure 21 Active damper RC bleeder and dimming control in FL7730 implement flicker free dimming oepration Spike current at dimmer firing is less than 1 A LeCroy m H H T C2 200 mVvidiv 500 mAfdiv 600 0 mv 500 mA ofst Figure 18 Dimming Operation Waveforms Max Dimming Angle Vin 220 Vac C1 Vin C2 Vcs C4 lin rigger 5 00 mssdiv Auto 80 mA 5 00MS 100MSisfEdge Positive
14. ld strongly encourages customers to purchase Fairchild parts either directly from Fairchild or from Authorized Fairchild Distributors who are listed by country on our web page cited above Products customers buy either from Fairchild directly or from Authorized Fairchild Distributors are genuine parts have full traceability meet Fairchild s quality standards for handling and storage and provide access to Fairchild s full range of up to date technical and product information Fairchild and our Authorized Distributors will stand behind all warranties and will appropriately address any warranty issues that may arise Fairchild will not provide any warranty coverage or other assistance for parts bought from Unauthorized Sources Fairchild is committed to combat this global problem and encourage our customers to do their part in stopping this practice by buying direct or from authorized distributors 2012 Fairchild Semiconductor Corporation 23 FEBFL7730_L20HOO8B lt Rev 1 1 0
15. perature Temperature of the all components on this board is less than 55 C Box Max 53 1 Circle Startup Max 48 6 MOSFET Resistor 33 C 55 C K E Transformer 48 C FLIR Dist 0 5 Trefl 20 0 0 96 Figure 25 Board Temperature Top View Vin 220 Vac lo 380 mA BOY Max 50 5 Circle Max 45 4 Bottom of W CON Y DA SiC FL7730 46 C FLIR Dist 0 5 Trefl 20 0 0 96 Figure 26 Board Temperature Bottom View Vin 220 Vac lo 380 mA 2012 Fairchild Semiconductor Corporation 21 FEBFL7730_L20HOO8B lt Rev 1 1 0 E FAIRCHILD Bae aie SEMICONDUCTOR 8 9 EMI www fairchildSemi com The all measurement was conducted in observance of CISPR22 criteria 80 70 60 EN 55022 Voltage on Mains OP laa A Hit VTF KM 507 s we E DOU SS VONAGE ON MANS Ov ket H E il Level in dBu 40 30 20 10 U 150k 300 400 500 800 1M 2M SM 4M 5M 6 8 10M 20M 30M Frequency in Hz Figure 27 EMI Results Vin 220 Vac Vout 22 V lout 380 mA 2012 Fairchild Semiconductor Corporation 22 FEBFL7730_L20HOO8B lt Rev 1 1 0 TT FAIRCHILD SEMICONDUCTOR www fairchildsemi com 9 Revision History O Rov oae OOO on Oct 2011 Initial Release Manufacturer amp Part number are added in BOM FL7730 is changed to FL7730MY_F116 no frequency hopping Dimmer compatibility table is updated RD Aug 2012 PF THD at 50Hz is added EMI test result is updated
16. s 5 Na 276 0 1390 18 Ts Solenoid Winding 6 Insulation Polyester Tape t 0 025 mm 2 Layers T Np2 334 0 130 38 Ts Solenoid Winding 8 Insulation Polyester Tape t 0 025 mm 6 Layers Table 3 Electrical Characteristics Pin Specification Remark Inductance 1 2 1 mH 10 50 kHz 1 V Leakage 1 2 8 uH 50 kHz 1 V Short all output pins 2012 Fairchild Semiconductor Corporation 11 FEBFL7730_L20HOO8B lt Rev 1 1 0 TT FAIRCHILD eee ee eT aaa ae SEMICONDUCTOR www fairchildsSemi com 8 Performance of Evaluation Board 8 1 Startup Startup time is 0 7 s There is no overshoot at output current and voltage in startup sequence Refer lour and Vpp waveform Vpp indicates a reflected output voltage C4 C3 W l l ity Nal 1 i pui C2 it TREO TAMER T TnS AMEA OT PREA E LHA 191 5 V rigger BGR 200 ms div Stop 2 00MS 1 0 MS sf Edge x1 270 788ms AxX 697 15ms X2 426 361ms 1AX 1 43441 Hz Figure 13 Startup Vin 220V ac C1 Vin C2 Vcs C3 Vpp C4 lout No Dimmer Connected 2012 Fairchild Semiconductor Corporation 12 FEBFL7730_L20HOO8B lt Rev 1 1 0 TT FAIRCHILD SEMICONDUCTOR www fairchildsemi com 8 2 Operation Waveforms In steady state line compensation regulates output current regardless of input voltage variations Output current ripple is 65 mA with a rated output current of 380 mA Vin 180 Vac Vin 220 Vac LeCroy LeCroy
17. young 2 on Rm1000uF735V 1 1000 uF 735V Electroiytic Capacitor Samwha Re RO0805JR07200KL 1 20KO SMD nease ang Yageo o Re ROo805JR07180KL 1 1850KO SMD nesae ang Yago ammas 1 20 K0 SMD Resistor2o12 Yageo d M d l d 2012 Fairchild Semiconductor Corporation 9 FEBFL7730_L20H008B Rev 1 1 0 FAIRCHILD SEMICONDUCTOR www fairchildsemi com Bill of Materials Continued an Part Number Description Reference RC1206FR 071RL RCO805JR 070RL RC1206JR 0751KL 1 0 O SMD Resistor 3216 0 O SMD Resistor 2012 51 kQ SMD Resistor 3216 2012 Fairchild Semiconductor Corporation 10 FEBFL7730_L20HOO8B lt Rev 1 1 0 TT FAIRCHILD SEMICONDUCTOR www fairchildsemi com 7 Transformer Design RM6 PC47 Figure 11 Transformer Bobbin Structure and Pin Configuration Np2 3 4 00000000000000000000000000000000000000 Na 2 6 00000000000000000 COCO OCOSS BOS OOOOOOSS Ns NS NS Npi 5 3 OO00O000000000000000000000000000000000 Figure 12 Transformer Winding Structure Table 2 Winding Specifications No Winding Pin S F Wire Turns Winding Method 1 Np e 3 0 130 38 Ts Solenoid Winding 2 Insulation Polyester Tape t 0 025 mm 2 Layers 3 Ns NS gt NS 0 30 TIW 24 Ts Solenoid Winding 4 Insulation Polyester Tape t 0 025 mm 2 Layer
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