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MP3387L 数据表(PDF) 13 Page - Monolithic Power Systems |
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MP3387L 数据表(HTML) 13 Page - Monolithic Power Systems |
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13 / 14 page ![]() MP3387L ― STEP UP, 6STRINGS,WHITE LED DRIVER MP3387L Rev. 1.11 www.MonolithicPower.com 13 3/29/2016 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited. © 2016 MPS. All Rights Reserved. TYPICAL APPLICATION CIRCUITS AGND PGND PGND PGND PGND PGND AGND AGND LED6 LED3 PGND AGND 20k R8 100k R9 100k R6 3K R5 AGND 60.4k R16 NC R1 NC C4 0 R12 100pF C6 0 R18 NC C2 LED4 LED5 LED1 AGND NC C5 2 1 10uH L1 0 R19 LED2 LED+ 4.7uF/50V C1 PWM DIM 2 1 2k R14 EN 68nF C7 0.47uF C8 NC R11 0 R15 0 R10 324k R2 GND 2k R7 VIN F1 10k R4 0 R13 1 2 DFLS160 D1 2.2uF/50V C3 NET00010 FF 20k R17 EN 1 LED1 15 LED2 14 OVP 16 LED3 13 MIX 4 PGND 18 NC 3 FREQ 2 AGND 5 PGND 17 PWMI 6 U1 Figure 1: Vin>5.5V, 6string, 20mA/string application AGND PGND PGND PGND PGND PGND AGND AGND LED6 LED3 PGND AGND 20k R8 100k R9 100k R6 3K R5 AGND 60.4k R16 NC R1 NC C4 0 R12 100pF C6 0 R18 NC C2 LED4 LED5 LED1 AGND NC C5 2 1 10uH L1 0 R19 LED2 LED+ 4.7uF/50V C1 PWM DIM 2 1 2k R14 EN 68nF C7 0.47uF C8 NC R11 0 R15 0 R10 324k R2 GND 2k R7 VIN F1 10k R4 0 R13 1 2 DFLS160 D1 2.2uF/50V C3 NET00010 FF 20k R17 EN 1 LED1 15 LED2 14 OVP 16 LED3 13 MIX 4 PGND 18 NC 3 FREQ 2 AGND 5 PGND 17 PWMI 6 U1 Figure 2: Vin<5.5V, 6string, 20mA/string application(Tie VIN and VCC together) Note: some components are reasonably adjustable based on real case. |
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