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MP4700GS 数据表(PDF) 13 Page - Monolithic Power Systems |
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MP4700GS 数据表(HTML) 13 Page - Monolithic Power Systems |
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13 / 19 page ![]() MP4700 – HIGH-BRIGHTNESS BCM, LOW SIDE BUCK WLED DRIVE WLED DRIVER MP4700 Rev. 1.0 www.MonolithicPower.com 13 10/29/2012 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited. © 2012 MPS. All Rights Reserved. PGND PGND PGND 200/1206 R17 402k R35 5A/250V F1 12mH LX2 20k R26 5.11k R29 33pF C22 NS R20 FR107 D7 4.7nF/1kV C7 150k R7 150k R8 91k R27 C20 V40120C D9 470pF/100V C13 200/1206 R16 C19 L2 NC R39 23.7k/1% R25 300m/1% R33 NS R34 220pF C24 1.5nF/400V CY1 C21 8.2nF C23 5.1 Ohms RT1 C15 33pF C25 51k R21 C16 C17 10 R24 V700C Q3 2k R28 PC817A U2 BAV21 D8 CN1 TVR10431 VA1 CX1 CX2 1M R4 1M R12 1M R5 1M R13 12mH LX1 220pF/400V CY6 220pF/400V CY4 1nF/400V CY8 1nF/400V CY3 1nF/400V CY5 1nF/400V CY7 GND 7 Vcc 2 FB 8 DRV 5 CS 6 Demag 1 NA 3 HV 4 U1 C14 C11 C12 1.5nF/400V CY2 5A/250V F2 D5 PG5406 D10 PG5406 D6 PG5406 D11 PG5406 HER208 D2 10k R19 C18 C2 NC C3 C4 L1 1M/1% R10 374k/1% R15 6.81k/1% R30 Q5 2N7002 8.2k/1% R38 10k R23 47k R31 68k R37 Q4 Q1 Q6 10k R32 10k R40 C26 C27 D13 1N4148/SOD-123 510 R22 510 R36 30k/2W R3 10k R14 C8 510 R11 100nF/400V C5 AGND AGND AGND TL431K U3 ON/OFF PWM PS_ON 280V GND SS8050 Q2 13V D12 1k R18 NC D1 2k/1206 R2 2k/1206 R1 22pF/1000V C1 4 1 6 5 7 10 12 8 9 11 Primary Output Feedback Output Output T1 12 9 6 3 11 8 10 5 7 2 4 1 CN2 13V HER208 D3 NC D4 AGND 2k/1206 R9 22pF/1000V C6 2k/1206 R6 C10 NC C9 275V 1206 1206 1206 1206 275V 1000V/1A 1206 200V/0.2A 1206 1206 800V/2A 800V/2A 120V/40A ADIM Figure 3: HFC0100 Flyback Schematic C28 LED_N LED_P STD3NK60ZT4 Q7 10pF/630V C30 LED_N L3 WEGP30G/400V/3A D15 AGND Option for Open Protection C32 R43 R41 20k R46 2k R45 1nF C31 1nF C29 AGND AGND 280V 1N4148W D16 2k R44 ON/OFF PWM C33 AGND 13V R48 R49 2k R47 Q8 FMMT558TA/SOT23 300k R42 R51 30k R52 10k R54 AGND Q10 10k R53 1nF C34 R41X -400V 1206 1206 0805 2k R55 ADIM INUV 1 PWM 2 GND 3 VIN 4 VCC 5 TST 6 ORV 7 CS 8 U2 MP4700 Figure 4: MP4700 Low-Side Buck LED Driver Schematic |
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