L5101(2009) 查看數據表（PDF） - Unisonic Technologies

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产品描述 (功能)

生产厂家

L5101
(Rev.:2009)

WHITE LED STEP-UP CONVERTER

Unisonic Technologies 

L5101

„ BLOCK DIAGRAM

VIN

5

95mV

1.25V

VREF

LINEAR INTEGRATED CIRCUIT

Over Voltage

Comparator

+ 27V

-

6 OVP

FB 3

SHDN 1

Error

+ AMP

-

RC

CC

PWM

Comparator

-

+

Control

Logic

Driver

Q1

RAMP

GENERATOR

1.2MHz

Oscillator

+

RS

Current AMP. -

4 SW

2 GND

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

3 of 10

QW-R103-026.B

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