RT8286 데이터 시트보기 (PDF) - Richtek Technology

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RT8286

500kHz Synchronous Step-Down Converter

Richtek Technology 

Function Block Diagram

RT8286

VIN

EN

VCC

FB

5k

3V

1.2V

Shutdown

Comparator

+

-

Regulator

-

1µA

+ Lockout

Comparator

1.7V

Ramp

Generator

Oscillator

500kHz

Reference

Error

+ Amplifier

-

30pF 400k

Current Sense

Amplifier -

+

S

Q

+

R

-

PWM

Comparator

Driver

1pF

BOOT

SW

GND

Copyright ©2012 Richtek Technology Corporation. All rights reserved.

DS8286-02 June 2012

is a registered trademark of Richtek Technology Corporation.

www.richtek.com

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