ISL6553CBZA データシートの表示（PDF） - Intersil

部品番号

コンポーネント説明

メーカー

ISL6553CBZA

Microprocessor CORE Voltage Regulator Multi-Phase Buck PWM Controller

Intersil 

Block Diagram

ISL6553

PGOOD

VCC

VSEN

X 0.9

X1.15

+

UV

-

OV

LATCH

S

+

OVP

-

POWER-ON

RESET (POR)

CLOCK AND

SAWTOOTH

GENERATOR

THREE

STATE

FS/EN

COMP

SOFT-

START

AND FAULT

LOGIC

+∑

-

VID3

VID2

VID1

VID0

VID25mV

FB

+∑

-

D/A

+

E/A

-

I_TOT

CURRENT

CORRECTION

+

OC

-

+

∑

+

I_TRIP

GND

Simplified Power System Diagram

VSEN

ISL6553

PWM 1

PWM 2

VID

SYNCHRONOUS

RECTIFIED BUCK

CHANNEL

SYNCHRONOUS

RECTIFIED BUCK

CHANNEL

2

+

PWM

-

+

PWM

-

PWM1

PWM2

ISEN1

ISEN2

MICROPROCESSOR

Share Link: