PMP7770, 120V AC input and 24.5 V LED Driver Reference Design
Texas Instruments이 부품 LM3445MM 을 사용하는 참조 설계
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최종 제품의 경우
- LED Lighting
Description
- It is an offline AC-DC LED driver. It has TRIAC dimming capability. It is basically a low side buck which has valley filled PFC. It takes an input voltage of 120V AC. This circuit uses LM3445 which is an adaptive constant off-time AC/DC buck (step-down) constant current controller designed to be compatible with Traic dimmers
최종 제품의 경우
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Conversion TypeAC to DC
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Input Voltage120 (AC) V
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Output Voltage24.5 V
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Output Current1 A
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Output Power24.5 W
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TopologyBuck- PFC
피쳐링 부품 (5)
부품 번호 | Manufacturer | Type | Description | |||
---|---|---|---|---|---|---|
|
NUD4700SNT1G | onsemi | LED Protection Devices | LED Shunt Protection Device | 구매 | |
|
LM3445MMX/NOPB | Texas Instruments | LED Drivers | LED Driver 2850uA Supply Current 10-Pin VSSOP T/R | 구매 | |
|
LM3445MM/NOPB | Texas Instruments | LED Drivers | LED Driver 2850uA Supply Current 10-Pin VSSOP T/R | 구매 | |
|
LM3445MMX/NOPB | Texas Instruments | LED Drivers | LED Driver 2850uA Supply Current 10-Pin VSSOP T/R | 구매 | |
|
LM3445MM/NOPB | Texas Instruments | LED Drivers | LED Driver 2850uA Supply Current 10-Pin VSSOP T/R | 구매 |