EP/EPR Report Template v3.98

설계예제보고서 제목사양애플리케이션작성자문서번호날짜 저렴한 3W 출력절연형 LED 드라이버 (LinkSwitch TM -II LNK604DG 사용 ) 90VAC 265VAC 입력, 9 V TYP, 330mA 출력 GU10 LED 램프 애플리케이션엔지니어링부서 DER-351 2012 년 11 월 14 일 개정 2.1 요약및기능정확한 (1 차측컨트롤 ) 정전류 (CC) 정확한 CC, 부하및입력편차 ±5% 미만부품수가적은솔루션 ( 전기부품 17 개 ) 히스테리시스 (Hysteresis) 리커버리로과열보호출력단락및오픈루프를보호하는오토 - 리스타트무부하전력소비 < 200mW(265VAC) EN55015 및 CISPR-22 클래스 B EMI 규격을손쉽게충족 특허정보여기에설명한제품및애플리케이션 ( 제품의외장트랜스포머구성및회로포함 ) 은하나이상의미국및해외특허의대상이되거나파워인테그레이션스 () 에서출원중인미국및해외특허신청의대상이될수있습니다. 파워인테그레이션스 () 의전체특허목록은 에서확인할수있습니다. 파워인테그레이션스 () 는고객에게 <http:///ip.htm> 에명시된특정특허권에따라라이센스를부여합니다. 5245 Hellyer Avenue, San Jose, CA 95138 USA.

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 Table of Contents 1 소개... 3 2 파워서플라이사양... 5 3 회로도... 6 3.1 회로도 - 클램프회로없음... 6 3.2 회로도 - 클램프회로... 6 4 회로설명... 7 5 PCB 레이아웃... 8 6 BOM... 9 6.1 1 차측클램프가없는설계의 BOM( 그림 3A)... 9 6.2 클램프설계 BOM( 그림 3B)... 9 7 PIXl 설계스프레드시트... 10 9 성능데이터... 15 9.1 효율... 15 9.2 입력및부하레귤레이션... 16 9.3 테스트데이터... 17 9.3.1 테스트데이터, 7V 출력... 17 9.3.2 테스트데이터, 9V 출력... 17 9.3.3 테스트데이터, 11V 출력... 17 10 온도성능... 18 10.1 V IN = 115 VAC... 18 10.2 V IN = 230 VAC... 18 11 파형... 19 11.1 정상작동시입력전압및입력전류... 19 11.2 정상작동시출력전류및출력전압... 20 11.3 출력전류 / 전압상승및하강... 21 11.4 스타트업시입력전압및출력전류파형... 22 11.5 정상작동시드레인파형... 23 11.6 정상작동시출력다이오드파형... 24 11.7 스타트업드레인전압및전류... 25 11.8 출력회로단락시드레인전류및드레인전압... 26 11.9 무부하출력전압... 27 12 전도성 EMI... 28 13 라인서지... 30 13.1 500V 서지 ( 클램프회로없음 )... 30 13.2 1kV 서지 ( 클램프회로사용 )... 30 14 개정내역... 32 중요사항 : 이기판은안전절연거리요구사항에맞도록설계되었지만엔지니어링프로토타입은아직기관승인을받지않은상태입니다. 따라서 AC 입력을프로토타입보드에제공하도록절연트랜스포머를사용하여모든테스트를수행해야합니다., Inc. Page 2 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 1 소개 이엔지니어링보고서에서는유니버셜입력, 9V, 330mA LED 드라이버의설계에대해설명합니다. 파워서플라이는 LinkSwitch-II 제품군의 LNK604DG 디바이스를사용합니다. 이문서는해당파워서플라이와관련된파워서플라이및트랜스포머사양, 회로도, BOM, 일반적인성능특성을다룹니다. Figure 1 Populated Circuit Board, Top (1.02 [26 mm] x.63 [16 mm]). Page 3 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 Figure 2 Populated Circuit Board, Bottom., Inc. Page 4 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 2 파워서플라이사양 아래표는설계의최소허용성능을나타냅니다. 실제성능은결과섹션에나열되어있습니다. 설명기호최소일반최대단위설명 입력전압 V IN 90 265 VAC 2 선식 P.E. 없음 주파수 f LINE 50/60 Hz 출력출력전압 V OUT 7 9 11 V 출력전류 I OUT 330 ma 총출력전력연속출력전력 P OUT 3 W 효율 풀부하 75 % 115/230VAC 입력에서측정 환경 전도성 EMI 디퍼렌셜서지 (1.2/50 s) CISPR 15B/EN55015B 500V/1kV 주변온도 T AMB 40 0 C Page 5 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 3 회로도 3.1 회로도 - 클램프회로없음 3.2 회로도 - 클램프회로 Figure 3A Schematic (No Clamp Circuit). Figure 3B Schematic (With Optional Clamp Circuit, for 1 kv Surge)., Inc. Page 6 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 4 회로설명 4.1 입력필터 브리지 BR1 은 AC 입력전압을정류합니다. 정류된 DC 는벌크스토리지커패시터 C1 에의해필터링됩니다. 인덕터 L1 은커패시터 C1 과함께디퍼렌셜모드 EMI 노이즈를감쇠시킵니다. 이구성에파워인테그레이션스 () 의트랜스포머 E- shield 기술을적용하면 EN55015 클래스 B EMI 표준을충족할수있습니다. 저항 R6 은과도한링잉을댐핑하고 EMI 노이즈를줄입니다. 퓨저블방폭저항 RF1 은 AC 가처음인가될때돌입전류를제한할뿐아니라퓨즈역할을합니다. 4.2 1 차측전력회로 정류되고필터링된입력전압은 T1 의 1 차측권선한쪽끝으로전가됩니다. 트랜스포머 1 차측권선의다른쪽은 U1 으로연결됩니다. 드레인 - 소스간커패시터 C6 는트랜스포머누설인덕턴스로인한드레인전압스파이크를제한합니다. 외부바이어스서플라이 D2, R7, C5 는전력효율을높입니다. D2 에는 EMI 를높이기위해슬로우리커버리다이오드를사용했습니다. 커패시터 C3 은내장컨트롤러용서플라이핀에해당하는 U1 의 BYPASS(BP) 핀에로컬디커플링을제공합니다. 그림 3B 의클램프회로 C2, R1, R2, D1 은 1kV 패스트디퍼렌셜서지가인가될때최대드레인전압을 700V 아래로낮춥니다. 4.3 출력정류및레귤레이션 트랜스포머의 2 차측출력은보다높은효율을위한쇼트키배리어다이어오드 D3 에의해정류되며 C4 에의해필터링됩니다. LNK604DG 은 CV 레귤레이션을위한 ON/OFF 컨트롤과정전류 (CC) 레귤레이션을위한주파수컨트롤을사용하여출력을레귤레이션합니다. 피드백저항 R3 및 R4 는출력전류를정확히가운데에맞출수있도록오차값 1% 의저항만허용됩니다. 출력전압은최대 LED 전압보다높게설정되었으며, 부하가차단될경우과전압을제한합니다. 추가정보스마트폰과코드리더기를사용하면당사웹사이트의관련콘텐츠에연결할수있습니다 Page 7 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 5 PCB 레이아웃 Figure 4 Top Side. Figure 5 Bottom Side., Inc. Page 8 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 6 BOM 6.1 1 차측클램프가없는설계의 BOM( 그림 3A) Item Qty Ref Des Description Mfg Part Number Mfg 1 1 BR1 600 V, 0.5 A, Bridge Rectifier, SMD, MBS-1, 4-SOIC MB6S-TP Micro Commercial 2 1 C1 TAQ2G4R7MK0811MLL3 Taicon 3 1 C3 X5R, 0805 C2012X5R1E105K TDK 4 1 C4 GRM32ER61C226ME20L Murata 5 1 C5 C3216X7R1E106K TDK 6 1 C6 10 pf, 1 kv, Ceramic, SL, 0.2" L.S. DEA1X3A100JC1B Murata 7 1 D2 200 V, 1 A, Rectifier, Glass Passivated, DO-213AA (MELF) DL4003-13-F Diodes, Inc. 8 1 D3 100 V, 2 A, Schottky, SMA STPS2H100AY ST Micro 9 1 L1 B78108S1335J Epcos 10 1 R3 0603 ERJ-3EKF4322V Panasonic 11 1 R4 ERJ-3EKF5901V Panasonic 12 1 R5 ERJ-3GEYJ303V Panasonic 13 1 R6 ERJ-3GEYJ333V Panasonic 14 1 R7 5%, 1/10 W, Thick Film, 0603 ERJ-3GEYJ682V Panasonic 15 1 RF1 FKN1WSJR-52-4R7 Yago 16 1 T1 Bobbin, EPC13, Horizontal, 10 pins BEPC-13-1110CPH TDK 17 1 U1 LinkSwitch-II, CV/CC, SO-8C LNK604DG Power Integrations 6.2 클램프설계 BOM( 그림 3B) Item Qty Ref Des Description Mfg Part Number Mfg 1 1 BR1 600 V, 0.5 A, Bridge Rectifier, SMD, MBS-1, 4-SOIC MB6S-TP Micro Commercial 2 1 C1 TAQ2G4R7MK0811MLL3 Taicon 3 1 C2 1 nf, 200 V, Ceramic, X7R, 0805 08052C102KAT2A AVX 4 1 C3 C2012X5R1E105K TDK 5 1 C4 GRM32ER61C226ME20L Murata 6 1 C5 C3216X7R1E106K TDK 7 1 D1 600 V, 1 A, Rectifier, Glass Passivated, DO-213AA (MELF) DL4005-13-F Diodes, Inc. 8 1 D2 200 V, 1 A, Rectifier, Glass Passivated, DO-213AA (MELF) DL4003-13-F Diodes, Inc. 9 1 D3 100 V, 2 A, Schottky, SMA STPS2H100AY ST Micro 10 1 L1 Ohm, Axial Ferrite Inductor B78148S1275J Epcos 11 1 R1 ERJ-8GEYJ474V Panasonic 12 1 R2 ERJ-6GEYJ471V Panasonic 13 1 R3 ERJ-3EKF4322V Panasonic 14 1 R4 ERJ-3EKF5901V Panasonic 15 1 R5 ERJ-3GEYJ303V Panasonic 16 1 R6 ERJ-3GEYJ333V Panasonic 17 1 R7 ERJ-3GEYJ682V Panasonic 18 1 RF1 FKN1WSJR-52-4R7 Yago 19 1 T1 Bobbin, EPC13, Horizontal, 10 pins BEPC-13-1110CPH TDK 20 1 U1 LinkSwitch-II, CV/CC, SO-8C LNK604DG Power Integrations Page 9 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 7 PIXl 설계스프레드시트 ACDC_LinkSwitch- II_091611; Rev.1.13; Copyright Power Integrations 2011 INPUT INFO OUTPUT UNIT ACDC_LinkSwitch-II_091611_Rev1-13; LinkSwitch-II Discontinuous Flyback Transformer Design Spreadsheet ENTER APPLICATION VARIABLES VACMIN 85.00 V Minimum AC Input Voltage VACMAX 265.00 V Maximum AC Input Voltage fl 50.00 Hz AC Mains Frequency VO 9.00 9.00 V Output Voltage (at continuous power) IO 0.33 0.33 A Power Supply Output Current (corresponding to peak power) Power 2.97 W Continuous Output Power n 0.75 0.75 Efficiency Estimate at output terminals. Under 0.7 if no better data available Z 0.50 Z Factor. Ratio of secondary side losses to the total losses in the power supply. Use 0.5 if no better data available tc 3.00 ms Bridge Rectifier Conduction Time Estimate Add Bias Winding YES YES Choose Yes to add a Bias winding to power the LinkSwitch-II. CIN 4.70 4.70 uf Input Capacitance ENTER LinkSwitch-II VARIABLES Chosen Device LNK604 LNK604 Chosen LinkSwitch-II device Package DG DG Select package (PG, GG or DG) ILIMITMIN 0.24 A Minimum Current Limit ILIMITTYP 0.25 A Typical Current Limit ILIMITMAX 0.28 A Maximum Current Limit FS 66.00 khz Typical Device Switching Frequency at maximum power VOR 80.16 V Reflected Output Voltage (VOR < 135 V Recommended) VDS 10.00 V LinkSwitch-II on-state Drain to Source Voltage VD 0.50 V Output Winding Diode Forward Voltage Drop KP 1.83 Ensure KDP > 1.3 for discontinuous mode operation FEEDBACK WINDING PARAMETERS NFB 15.00 Feedback winding turns VFLY 8.91 V Flyback Voltage - Voltage on Feedback Winding during switch off time VFOR 5.72 V Forward voltage - Voltage on Feedback Winding during switch on time BIAS WINDING PARAMETERS VB 10.00 V Bias Winding Voltage. Ensure that VB > VFLY. Bias winding is assumed to be AC- STACKED on top of Feedback winding NB 3.00 Bias Winding number of turns REXT 8.30 k-ohm Suggested value of BYPASS pin resistor (use standard 5% resistor) DESIGN PARAMETERS DCON 4.50 us Output diode conduction time TON 6.97 us LinkSwitch-II On-time (calculated at minimum inductance) RUPPER 23.19 k-ohm Upper resistor in Feedback resistor divider RLOWER 6.04 k-ohm Lower resistor in resistor divider, Inc. Page 10 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG ENTER TRANSFORMER CORE/CONSTRUCTION VARIABLES Core Type Core EPC13 EPC13 Enter Transformer Core. Based on the output power the recommended core sizes are EE13 or EE16 Bobbin EPC13_BOBBIN Generic EPC13_BOBBIN AE 12.50 mm^2 Core Effective Cross Sectional Area LE 30.60 mm Core Effective Path Length AL 870.00 nh/turn^2 Ungapped Core Effective Inductance BW 6.88 mm Bobbin Physical Winding Width M 0.00 mm Safety Margin Width (Half the Primary to Secondary Creepage Distance) L 3.00 Number of Primary Layers NS 16.00 Number of Secondary Turns. To adjust Secondary number of turns change DCON DC INPUT VOLTAGE PARAMETERS VMIN 51.52 V Minimum DC bus voltage VMAX 374.77 V Maximum DC bus voltage CURRENT WAVEFORM SHAPE PARAMETERS DMAX 0.46 Maximum duty cycle measured at VMIN IAVG 0.10 A Input Average current IP 0.24 A Peak primary current IR 0.24 A Primary ripple current IRMS 0.11 A Primary RMS current TRANSFORMER PRIMARY DESIGN PARAMETERS LPMIN 1512.00 uh Minimum Primary Inductance LPTYP 1680.00 uh Typical Primary inductance LP_TOLERANCE 10.00 % Tolerance in primary inductance NP 135.00 Primary number of turns. To adjust Primary number of turns change BM_TARGET ALG 92.18 nh/turn^2 Gapped Core Effective Inductance BM_TARGET 2500.00 Gauss Target Flux Density BM 2488.89 Gauss Maximum Operating Flux Density (calculated at nominal inductance), BM < 2500 is recommended!!! Warning. Peak Flux density exceeds 3000 BP Warning 3011.56 Gauss Gauss and is not recommended. Reduce BP by increasing NS BAC 1244.44 Gauss AC Flux Density for Core Loss Curves (0.5 X Peak to Peak) ur 169.48 Relative Permeability of Ungapped Core LG 0.17 mm Gap Length (LG > 0.1 mm) BWE 20.64 mm Effective Bobbin Width OD 0.15 mm Maximum Primary Wire Diameter including insulation INS 0.03 Estimated Total Insulation Thickness (= 2 * film thickness) DIA 0.12 mm Bare conductor diameter AWG 37.00 Primary Wire Gauge (Rounded to next smaller standard AWG value) CM 20.16 Cmils Bare conductor effective area in circular mils CMA Warning 187.20 Cmils/A!!! Warning. CMA is less than 200 and may cause overheating of the primary winding. Increase primary winding layers or use larger transformer TRANSFORMER SECONDARY DESIGN PARAMETERS Lumped parameters ISP 2.00 A Peak Secondary Current ISRMS 0.73 A Secondary RMS Current Page 11 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 IRIPPLE 0.65 A Output Capacitor RMS Ripple Current CMS 145.69 Cmils Secondary Bare Conductor minimum circular mils AWGS 28.00 Secondary Wire Gauge (Rounded up to next larger standard AWG value) VOLTAGE STRESS PARAMETERS VDRAIN 563.09 V Maximum Drain Voltage Estimate (Assumes 20% clamping voltage tolerance and an additional 10% temperature tolerance) PIVS 53.42 V Output Rectifier Maximum Peak Inverse Voltage FINE TUNING RUPPER_ACTUAL 23.19 k-ohm Actual Value of upper resistor (RUPPER) used on PCB RLOWER_ACTUAL 6.04 k-ohm Actual Value of lower resistor (RLOWER) used on PCB Actual (Measued) Output Voltage 9.00 V Measured Output voltage from first prototype (VDC) Actual (Measured) Output Current 0.33 Amps Measured Output current from first prototype (ADC) RUPPER_FINE 23.19 k-ohm New value of Upper resistor (RUPPER) in Feedback resistor divider. Nearest standard value is 23.2 k-ohms RLOWER_FINE 6.04 k-ohm New value of Lower resistor (RLOWER) in Feedback resistor divider. Nearest standard value is 6.04 k-ohms Note: 1) BP = 3011 gauss is accepted with no saturation observed in drain current waveform. 2) CMA = 187 Cmil/A : Used #36 AWG for primary winding., Inc. Page 12 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 3) 8 트랜스포머사양 8.1 전기적구성도 4 WD#3 Feedback 17T - 3 x #37 3 6 WD# 2 Primary 135T - #36 5 WD#1 Cancellation 24T - 2 x #37 NC EPC13 FL 1 WD# 4 Second 16T - #28 TIW FL2 Figure 6 Transformer Electrical Diagram. 8.2 전기적사양 Electrical Strength 1 second, 60 Hz, from primary to secondary. 3000 VAC Primary Inductance Pin 5-6, other windings open, measured at 100 khz, 1 V RMS. 1.68 mh, ±7% Resonant Frequency Pin 5-6, other windings open. 500 khz Primary Leakage Inductance Pin 5-6, with FL1-FL2 shorted, measured at 100 khz, 1 V RMS. 60 H 8.3 재료 Item Description [1] Core: EPC13, PC44, gapped for ALG of 84.69 nh/t 2. [2] Bobbin: EPC13, Horizontal, 10 pins, (5/5). [3] Magnet Wire: #36 AWG. [4] Magnet Wire: #37 AWG. [5] Magnet Wire: #28 AWG, TIW. [6] Tape: 3M 1298 Polyester film, 2.0 mils thick, 7.0 mm wide. [7] Varnish: Dolph BC-359, or equivalent. Page 13 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 8.4 트랜스포머제작구성도 4 3 5 5 FL 1 FL2 6 NC WD#4 Second 16T - #28TIW WD#3 Feedback 17T 3 x #37 WD#2 Primary 135T - #36 (45T+45T+45T) WD#1 Cancellation 24T 2 x #37 Figure 7 Transformer Build Diagram. 8.5 트랜스포머구성 WD#1 Cancellation Winding Insulation WD#2 Primary Winding Insulation WD#3 Feedback Winding Insulation WD#4 Secondary Winding Insulation Core Assemble Pin 1 - pin 5 side of the bobbin oriented to left hand side. Start at pin 5, wind 24 bifilar turns of item [4] in one layer. Wind with tight tension across bobbin evenly. Cut the end of the wire. 1 layer of tape item [6] for basic insulation. Start at pin 6, wind 45 turns of item [3] from right to left. Apply one layer of tape [5]. Then wind another 45 turns on the next layer from left to right. Apply one layer of tape [5]. Wind the last 45 turns from right to left. Terminate on pin 5. Wind with tight tension and spread turns across bobbin evenly. 1 layer of tape item [6] for basic insulation. Start at pin 3, wind 17 trifilar turns of item [4] from left to right uniformly. Spread the winding across bobbin evenly and terminate at pin 4. 1 layer of tape item [6] for basic insulation. Start at pin 2 temporarily, wind 16 turns of item [5] from left to right in 1 layer and 3 turns on 2 nd layer, leave the end lead floating at the right hand side, and mark it as FL2. Bring the start end of the wire across the bobbin to the right side and fly out, mark it as FL1. 2 layers of tape item [6] for basic insulation. Gap core and assemble. Secure core halves with tape. Varnish Dip varnish assembly with item [7]., Inc. Page 14 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 9 성능데이터 All measurements were taken at room temperature using an LED load. The following data were measured using 3 sets of loads for a load range of 7 V to 11 V. Refer to the table on Section 9.3 for the complete set of test data values. 9.1 효율 81 80 79 7 V 9 V 11 V 78 Efficiency (%) 77 76 75 74 73 72 71 80 100 120 140 160 180 200 220 240 260 280 Input Voltage (VAC) Figure 8 Efficiency vs. Line and Load. Page 15 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 9.2 입력및부하레귤레이션 2.5 2.0 7 V 9 V 11 V 1.5 1.0 % Regulation 0.5 0.0-0.5-1.0-1.5-2.0-2.5 80 100 120 140 160 180 200 220 240 260 280 Input Voltage (VAC) Figure 9 Regulation vs. Line and Load., Inc. Page 16 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 9.3 테스트데이터 All measurements were taken with the board at open frame, 25 ºC ambient. 9.3.1 테스트데이터, 7V 출력 Input Input Measurement Load Measurement Calculation VAC (V RMS ) Freq (Hz) V IN (V RMS ) I IN (ma RMS ) P IN (W) V OUT (V DC ) I OUT (ma DC ) P OUT (W) P CAL (W) Efficiency (%) Loss (W) 90 60 89.93 55.59 3.11 6.68 337.60 2.27 2.26 73.03 0.84 100 60 99.97 50.99 3.07 6.68 339.00 2.28 2.26 74.23 0.79 115 60 114.98 45.71 3.02 6.67 338.60 2.28 2.26 75.41 0.74 135 60 134.97 40.77 2.98 6.67 336.80 2.27 2.25 75.94 0.72 195 50 194.99 31.67 2.97 6.67 336.70 2.27 2.25 76.22 0.71 210 50 209.94 30.32 2.98 6.68 336.80 2.27 2.25 76.12 0.71 230 50 230.02 28.79 3.00 6.67 336.60 2.27 2.25 75.48 0.74 245 50 244.95 27.85 3.03 6.67 338.50 2.28 2.26 75.40 0.74 265 50 265.03 26.73 3.06 6.68 337.10 2.28 2.25 74.42 0.78 9.3.2 테스트데이터, 9V 출력 Input Input Measurement Load Measurement Calculation VAC (V RMS ) Freq (Hz) V IN (V RMS ) I IN (ma RMS ) P IN (W) V OUT (V DC ) I OUT (ma DC ) P OUT (W) P CAL (W) Efficiency (%) Loss (W) 90 60 89.93 69.89 4.05 8.74 341.30 3.00 2.98 73.95 1.06 100 60 99.96 63.95 4.02 8.74 344.60 3.02 3.01 75.28 0.99 115 60 114.98 57.10 3.95 8.73 344.80 3.03 3.01 76.63 0.92 135 60 134.97 50.49 3.88 8.74 342.40 3.01 2.99 77.55 0.87 195 50 194.99 39.02 3.85 8.73 344.20 3.02 3.00 78.51 0.83 210 50 209.94 37.27 3.85 8.72 342.90 3.01 2.99 78.26 0.84 230 50 230.02 35.31 3.86 8.72 343.60 3.02 3.00 78.07 0.85 245 50 244.95 34.13 3.89 8.73 344.50 3.03 3.01 77.87 0.86 265 50 265.04 32.71 3.92 8.73 345.00 3.03 3.01 77.32 0.89 9.3.3 테스트데이터, 11V 출력 Input Input Measurement Load Measurement Calculation VAC (V RMS ) Freq (Hz) V IN (V RMS ) I IN (ma RMS ) P IN (W) V OUT (V DC ) I OUT (ma DC ) P OUT (W) P CAL (W) Efficiency (%) Loss (W) 90 60 89.93 89.18 5.28 11.21 344.60 3.87 3.86 73.34 1.41 100 60 99.97 79.75 5.17 11.20 345.80 3.89 3.87 75.19 1.28 115 60 114.98 70.44 5.06 11.20 347.30 3.90 3.89 77.06 1.16 135 60 134.97 61.67 4.93 11.19 344.40 3.87 3.85 78.37 1.07 195 50 194.99 47.10 4.85 11.18 344.20 3.86 3.85 79.61 0.99 210 50 209.94 45.17 4.87 11.18 345.30 3.88 3.86 79.57 1.00 230 50 230.02 42.90 4.90 11.18 344.90 3.87 3.86 78.91 1.03 245 50 244.95 41.28 4.90 11.17 344.70 3.87 3.85 78.81 1.04 265 50 265.04 39.43 4.93 11.17 345.30 3.87 3.86 78.50 1.06 Page 17 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 10 온도성능 Images captured after running for >30 minutes at room temperature (25 C), no airflow, open frame 10.1 V IN = 115 VAC Figure 10 EMI filter inductor: 60.9 ºC. Figure 11 LNK604DG: 62.6 ºC. 10.2 V IN = 230 VAC Figure 12 Transformer: 46.8 ºC. Figure 13 LNK604DG 53.6 ºC., Inc. Page 18 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 11 파형 11.1 정상작동시입력전압및입력전류 Figure 14 90 VAC, 60 Hz Full Load. Upper: I IN, 100 ma / div. Lower: V IN, 100 V, 10 ms / div. Figure 15 115 VAC, 60 Hz Full Load. Upper: I IN, 100 ma / div. Lower: V IN, 100 V, 10 ms / div. Figure 16 230 VAC, 50 Hz Full Load. Upper: I IN, 100 ma / div. Lower: V IN, 200 V, 10 ms / div. Figure 17 265 VAC, 50 Hz Full Load. Upper: I IN, 100 ma / div. Lower: V IN, 200 V, 10 ms / div. Page 19 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 11.2 정상작동시출력전류및출력전압 Figure 18 90 VAC, 60 Hz Full Load. Upper: I OUT, 100 ma / div. Lower: V OUT, 20 V, 500 s / div. Figure 19 115 VAC, 60 Hz Full Load. Upper: I OUT, 100 ma / div. Lower: V OUT, 20 V, 500 s / div. Figure 20 230 VAC, 50 Hz Full Load. Upper: I OUT, 100 ma / div. Lower: V OUT, 20 V, 500 s / div. Figure 21 265 VAC, 50 Hz Full Load. Upper: I OUT, 100 ma / div. Lower: V OUT, 20 V, 500 s / div., Inc. Page 20 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 11.3 출력전류 / 전압상승및하강 Figure 22 90 VAC, 60 Hz Output Rise. Upper: I OUT, 100 ma / div. Lower: V OUT, 20 V, 100 ms / div. Figure 23 90 VAC, 60 Hz Output Fall. Upper: I OUT, 100 ma / div. Lower: V OUT, 20 V,100 ms / div. Figure 24 265 VAC, 50 Hz Output Rise. Upper: I OUT, 100 ma / div. Lower: V OUT, 20 V, 100 ms / div. Figure 25 265 VAC, 50 Hz Output Fall. Upper: I OUT, 100 ma / div. Lower: V OUT, 20 V, 100 ms / div. Page 21 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 11.4 스타트업시입력전압및출력전류파형 Figure 26 90 VAC, 60 Hz. Upper: I OUT, 100 ma / div. Lower: V IN, 100 V, 20 ms / div. Figure 27 115 VAC, 60 Hz. Upper: I OUT, 100 ma / div. Lower: V IN, 100 V, 20 ms / div. Figure 28 230 VAC, 50 Hz. Upper: I OUT, 100 ma / div. Lower: V IN, 200 V, 20 ms / div. Figure 29 265 VAC, 50 Hz. Upper: I OUT, 100 ma / div. Lower: V IN, 200 V, 20 ms / div., Inc. Page 22 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 11.5 정상작동시드레인파형 Figure 30 90 VAC, 60 Hz. Upper: I DRAIN, 100 ma / div. Lower: V DRAIN, 100 V, 5 ms / div. Figure 31 90 VAC, 60 Hz. Upper: I DRAIN, 100 ma / div. Lower: V DRAIN, 100 V, 10 s / div. Figure 32 265 VAC, 50 Hz. Upper: I DRAIN, 100 A / div. Lower: V DRAIN, 200 V, 5 ms / div. Figure 33 265 VAC, 50 Hz. Upper: I DRAIN, 100 A / div. Lower: V DRAIN, 200 V, 10 s / div. Page 23 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 11.6 정상작동시출력다이오드파형 Figure 34 90 VAC, 60 Hz. Upper: I DRAIN, 1A / div. Lower: V DRAIN, 100 V, 5 ms / div. Figure 35 90 VAC, 60 Hz. Upper: I DRAIN, 1 A / div. Lower: V DRAIN, 100 V, 10 s / div. Figure 36 265 VAC, 50 Hz. Upper: I DRAIN, 2 A / div. Lower: V DRAIN, 200 V, 5 ms / div. Figure 37 265 VAC, 50 Hz. Upper: I DRAIN, 2 A / div. Lower: V DRAIN, 200 V, 10 s / div., Inc. Page 24 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 11.7 11.7 스타트업드레인전압및전류 Figure 38 90 VAC, 60 Hz. Upper: I DRAIN, 100 ma / div. Lower: V DRAIN, 100 V, 5 ms / div. Figure 39 265 VAC, 50 Hz. Upper: I DRAIN, 100 ma / div. Lower: V DRAIN, 200 V, 5 ms / div. Page 25 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 11.8 출력회로단락시드레인전류및드레인전압 Figure 40 90 VAC, 60 Hz Output Short Condition. Upper: I DRAIN, 100 ma / div. Lower: V DRAIN,100 V, 1 s / div. Figure 41 90 VAC, 60 Hz Output Short Condition. Upper: I DRAIN, 100 ma / div. Lower: V DRAIN, 100 V, 10 s / div. Figure 42 265 VAC, 50 Hz Output Short Condition. Upper: I DRAIN, 100 ma / div. Lower: V DRAIN, 200 V, 1 s / div. Figure 43 265 VAC, 50 Hz Output Short Condition. Upper: I DRAIN, 100 ma / div. Lower: V DRAIN, 200 V, 50 s / div., Inc. Page 26 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 11.9 무부하출력전압 Figure 44 90 VAC, 60 Hz No-Load Characteristic. Upper: V OUT, 5 V / div. Lower: V DRAIN, 100 V / div., 1 ms / div. Figure 45 265 VAC, 50 Hz No-Load Characteristic. Upper: V OUT, 5 V / div. Lower: V DRAIN, 100 V / div., 1 ms / div. Page 27 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 12 전도성 EMI The unit was tested using LED load (9 V) with input voltage of 115 VAC, 60 Hz at room temperature. Trace1: Trace2: Trace3: --- EDIT PEAK LIST (Final Measurement Results) EN55015Q EN55015A TRACE FREQUENCY LEVEL dbµv DELTA LIMIT db 2 Average 9.4590904509 khz 23.49 N gnd 2 Average 116.100896051 khz 18.66 L1 gnd 2 Average 126.977840157 khz 26.15 N gnd 1 Quasi Peak 167.350252 khz 57.92 N gnd -7.16 2 Average 170.713992065 khz 45.34 N gnd -9.57 1 Quasi Peak 225.562855639 khz 53.90 N gnd -8.70 2 Average 227.818484195 khz 40.90 N gnd -11.62 1 Quasi Peak 280.761663784 khz 48.87 N gnd -11.92 2 Average 283.569280422 khz 36.24 L1 gnd -14.46 2 Average 500.008614528 khz 32.42 N gnd -13.57 1 Quasi Peak 1.1883298484 MHz 40.38 N gnd -15.61 2 Average 1.87810643122 MHz 28.98 N gnd -17.01 1 Quasi Peak 3.1196815376 MHz 44.07 N gnd -11.92 2 Average 3.1196815376 MHz 31.28 N gnd -14.71 2 Average 30 MHz 14.73 N gnd -35.26 07.Sep 12 18:10 Att 10 db AUTO RBW 9 khz MT 500 ms dbµv 120 EN55015Q 110 100 khz 1 MHz 10 MHz LIMIT CHECK PASS 1 QP CLRWR 100 90 SGL 2 AV CLRWR 80 Date: 7.SEP.2012 18:09:50 70 TDF 60 50 EN55015A 40 6DB 30 20 10 0-10 -20 9 khz 30 MHz Figure 46 Conducted EMI 9 V / 330 ma Load, 115 VAC, 60 Hz, and EN55015 Limits. Date: 7.SEP.2012 18:10:20, Inc. Page 28 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG EDIT PEAK LIST (Final Measurement Results) Trace1: EN55015Q Trace2: EN55015A Trace3: --- TRACE FREQUENCY LEVEL dbµv DELTA LIMIT db 2 Average 9.272709 khz 22.48 L1 gnd 2 Average 159.22802259 khz 41.21 N gnd -14.29 1 Quasi Peak 162.428505844 khz 55.77 L1 gnd -9.56 1 Quasi Peak 214.615317539 khz 53.17 L1 gnd -9.85 2 Average 214.615317539 khz 39.34 N gnd -13.68 2 Average 267.135089486 khz 36.42 N gnd -14.77 1 Quasi Peak 269.806440381 khz 50.46 L1 gnd -10.65 1 Quasi Peak 322.728292586 khz 46.70 L1 gnd -12.93 2 Average 322.728292586 khz 33.94 N gnd -15.69 2 Average 378.424303998 khz 32.73 N gnd -15.58 1 Quasi Peak 485.30343514 khz 47.29 L1 gnd -8.95 2 Average 485.30343514 khz 35.30 N gnd -10.94 1 Quasi Peak 1.02356729084 MHz 43.34 N gnd -12.65 1 Quasi Peak 1.6177059882 MHz 43.31 N gnd -12.68 2 Average 1.66672409735 MHz 31.94 N gnd -14.05 1 Quasi Peak 2.18042326152 MHz 44.39 L1 gnd -11.60 2 Average 2.18042326152 MHz 31.30 N gnd -14.69 1 Quasi Peak 2.82420699879 MHz 46.15 L1 gnd -9.84 2 Average 3.44606925067 MHz 32.96 N gnd -13.03 07.Sep 12 17:34 Att 10 db AUTO RBW 9 khz MT 500 ms dbµv 120 EN55015Q 110 100 khz 1 MHz 10 MHz LIMIT CHECK PASS Date: 100 1 QP 7.SEP.2012 17:34:07 CLRWR 90 SGL 2 AV CLRWR 80 TDF 70 60 50 EN55015A 40 6DB 30 20 10 0-10 -20 9 khz 30 MHz Figure 47 Conducted EMI 9 V / 330 ma Load, 230 VAC, 60 Hz, and EN55015 Limits. Date: 7.SEP.2012 17:34:28 Page 29 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 13 라인서지 Input voltage was set at 230 VAC / 60 Hz. Output was loaded with 9 V LED string. Differential input line 1.2 / 50 s surge testing 13.1 500V 서지 ( 클램프회로없음 ) 13.2 1kV 서지 ( 클램프회로사용 ) Figure 48 Drain Voltage Waveform at 500 V Fast Surge., Inc. Page 30 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG Figure 49 Drain Voltage Waveform at 1 kv Fast Surge. Page 31 of 33

DER 351 3 W LED Driver using LNK604DG 14-Nov-12 14 개정내역 Date Author Revision Description and Changes Reviewed 22-Oct-12 DK 2.0 Initial Release Apps & Mktg 14-Nov-12 DK 2.1 Updated Schematic 3A and BOM, Inc. Page 32 of 33

14-Nov-12 DER-351 3 W LED Driver Using LNK604DG 최신업데이트에대한자세한내용은당사웹사이트 () 를참고하십시오. 파워인테그레이션스 () 는안정성또는생산성향상을위하여언제든지당사제품을변경할수있는권한이있습니다. 파워인테그레이션스 () 는여기서설명하는디바이스나회로사용으로인해발생하는어떠한책임도지지않습니다. 파워인테그레이션스 () 는어떠한보증도제공하지않으며모든보증 ( 상품성에대한묵시적보증, 특정목적에의적합성및타사권리의비침해를포함하되이에제한되지않음 ) 을명백하게부인합니다. 특허정보여기에설명한제품및애플리케이션 ( 제품의외장트랜스포머구성및회로포함 ) 은하나이상의미국및해외특허의대상이되거나파워인테그레이션스 () 에서출원중인미국및해외특허신청의대상이될수있습니다. 파워인테그레이션스 () 의전체특허목록은 에서확인할수있습니다. 파워인테그레이션스 (Power Integrations) 는고객에게 http:///ip.htm. 에명시된특정특허권에따라라이센스를부여합니다. PI 로고, TOPSwitch, TinySwitch, LinkSwitch, LYTSwitch, DPA-Switch, PeakSwitch, CAPZero, SENZero, LinkZero, HiperPFS, HiperTFS, HiperLCS, Qspeed, EcoSmart, Clampless, E-Shield, Filterfuse, StackFET, PI Expert 및 PI FACTS 는 Power Integrations, Inc 의상표입니다. 다른상표는각회사고유의자산입니다. Copyright 2013, Inc. 파워인테그레이션스 () 전세계판매지원지역 세계본사 5245 Hellyer Avenue San Jose, CA 95138, USA. 본사전화 : +1-408-414-9200 고객서비스 : 전화 : +1-408-414-9665 팩스 : +1-408-414-9765 전자메일 : usasales@powerint.com 중국 ( 상하이 ) Rm 1601/1610, Tower 1, Kerry Everbright City No. 218 Tianmu Road West, Shanghai, P.R.C. 200070 전화 : +86-21-6354-6323 팩스 : +86-21-6354-6325 전자메일 : chinasales@powerint.com 중국 ( 센젠 ) 3rd Floor, Block A, Zhongtou International Business Center, No. 1061, Xiang Mei Rd, FuTian District, ShenZhen, China, 518040 전화 : +86-755-8379-3243 팩스 : +86-755-8379-5828 전자메일 : chinasales@powerint.com 독일 Lindwurmstrasse 114 80337, Munich Germany 전화 : +49-895-527-39110 팩스 : +49-895-527-39200 전자메일 : eurosales@powerint.com 인도 #1, 14 th Main Road Vasanthanagar Bangalore-560052 India 전화 : +91-80-4113-8020 팩스 : +91-80-4113-8023 전자메일 : indiasales@powerint.com 이탈리아 Via Milanese 20, 3 rd. Fl. 20099 Sesto San Giovanni (MI) Italy 전화 : +39-024-550-8701 팩스 : +39-028-928-6009 전자메일 : eurosales@powerint.com 일본 Kosei Dai-3 Building 2-12-11, Shin-Yokohama, Kohoku-ku, Yokohama-shi, Kanagawa 222-0033 Japan 전화 : +81-45-471-1021 팩스 : +81-45-471-3717 전자메일 : japansales@powerint.com 한국 RM 602, 6FL Korea City Air Terminal B/D, 159-6 Samsung-Dong, Kangnam-Gu, Seoul, 135-728 Korea 전화 : +82-2-2016-6610 팩스 : +82-2-2016-6630 전자메일 : koreasales@powerint.com 싱가포르 51 Newton Road, #19-01/05 Goldhill Plaza Singapore, 308900 전화 : +65-6358-2160 팩스 : +65-6358-2015 전자메일 : singaporesales@powerint.com 대만 5F, No. 318, Nei Hu Rd., Sec. 1 Nei Hu District Taipei 11493, Taiwan R.O.C. 전화 : +886-2-2659-4570 팩스 : +886-2-2659-4550 전자메일 : taiwansales@powerint.com 유럽본사 1st Floor, St. James s House East Street, Farnham Surrey GU9 7TJ United Kingdom 전화 : +44 (0) 1252-730-141 팩스 : +44 (0) 1252-727-689 전자메일 : eurosales@powerint.com 애플리케이션문의전화전세계통합번호 +1-408- 414-9660 애플리케이션문의팩스전세계통합번호 +1-408- 414-9760 Page 33 of 33