RT8015BGSP 查看數據表（PDF） - Richtek Technology

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RT8015BGSP

3A, 2MHz, Synchronous Step-Down Converter

Richtek Technology 

Function Block Diagram

SHDN/RT

SD

COMP

FB

0.8V

EA

OSC

Output

Clamp

Slope

Com

ISEN

OC

Limit

Int-SS

POR

0.9V

0.7V

0.2V

Control

Logic

VREF OTP

Driver

NISEN

NMOS I Limit

VDD

RT8015B

PVDD

LX

PGND

PGOOD

GND

Layout Guide

Place the input and output

capacitors as close to the

IC as possible.

VIN

GND

CIN

Bottom Layer

R3

RT8015B

COUT

VOUT LX should be

connected to Inductor

by wide and short

trace, keep sensitive

L1 components away

from this trace

C1

GND

PVDD 6

R4 VDD 7

PGOOD 8

5 PGND

4 LX

3 LX

FB 9

COMP 10

2 GND

1 SHDN/RT

CF R1 R2 RCOMP

ROSC

VOUT

CCOMP

GND

Place the feedback and

compensation components as

close to the IC as possible.

DS8015B-04 March 2011

www.richtek.com

3

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