ISL6219ACA-T 데이터 시트보기 (PDF) - Intersil

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ISL6219ACA-T

Microprocessor CORE Voltage Regulator Precision Multi-Phase BUCK PWM Controller for Mobile Applications

Intersil 

Block Diagram

ISL6219A

PGOOD

VCC

VSEN

COMP

VID0

VID1

VID2

VID3

VID4

FB

X 0.83

X1.15

+

UV

-

+

OV

-

POWER-ON

RESET (POR)

OV

LATCH

+

∑

-

CLOCK AND

SAWTOOTH

GENERATOR

THREE-STATE

+

PWM

-

SOFT-

START

AND FAULT

LOGIC

+

∑

-

+

PWM

-

DYNAMIC

VID

D/A

+

E/A

-

+

∑

-

+

PWM

-

CURRENT

CORRECTION

PHASE

NUMBER

CHANNEL

DETECTOR

I_TOT

+

+

-

∑

OC

+

+

I_TRIP

FS/EN

PWM1

PWM2

PWM3

ISEN1

ISEN2

ISEN3

GND

2

FN9093.1

March 20, 2007

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