SM8120 데이터 시트보기 (PDF) - Nippon Precision Circuits

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SM8120

White LED Driver IC

Nippon Precision Circuits  

BLOCK DIAGRAM

SW

SM8120A

VDD

CE

FB

Buff

QS

COMP

R

VREF

OSC

SOFT

START

VSS

PIN DESCRIPTION

Number

Name

I/O

1

VDD

–

2

VSS

–

3

SW

O

4

FB

I

5

CE

Ip1

1. Input with built-in pull-down resistor

Description

Power supply

GND

Coil switching

Feed back (Output current detection)

Chip enable (High active)

NIPPON PRECISION CIRCUITS INC.—2

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