FAN7315 데이터 시트보기 (PDF) - Fairchild Semiconductor

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FAN7315

LCD Back Light Inverter Drive IC

Fairchild Semiconductor 

FAN7315

Internal Block Diagram

RT

OSCILLATOR

CT

5.2uA

-

S_S

+

+

Output

Control

Logic

Output

Driver

Output

Driver

OUTA

OUTB

PGND

OUTC

OUTD

EA_OUT

ADIM

EA_IN

OLR

BCT

BDIM

AGND

Error Amp.

+

-

Solr

240uA

Sburst

240uA

2V

-

+

Solr

Voltage

Reference

&

Internal

Bias

Sburst

UVLO

Thermal

protection

Q SET R

QS

CLR

UVLO

2.5VREF

-

OLP

+ 300mV

+

- 2V

SCP

REF

VIN

+

-

+

- 1.4V

UVLO 7.4V

ENA

VIN

2

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