ISL6406IB 데이터 시트보기 (PDF) - Intersil

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ISL6406IB

Single Synchronous Buck Pulse-Width Modulation (PWM) Controller

Intersil 

Functional Block Diagram

VCC

ISL6406, ISL6426

CPVOUT

CT1

CT2

CPGND

OCSET

CHARGE

PUMP

20µA

SDWN

POWER-ON

RESET (POR)

+

-

OC

COMPARATOR

SOFTSTART

FB

VOUT

COMP

+

0.8V

-

ERROR

AMP

+

-

PWM

COMPARATOR

+

-

SDWN

GATE

CONTROL

PWM LOGIC

OSCILLATOR

SYNC/EN

RT

GND

BOOT

UGATE

PHASE

LGATE

3

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