ISL85402(2011) Ver la hoja de datos (PDF) - Intersil

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Lista de partido

ISL85402
(Rev.:2011)

2.5A Regulator with Integrated High-Side MOSFET for Synchronous Buck or Boost Buck Converter

Intersil 

Block Diagram

VCC

VIN

AUXVCC

BIAS LDO

AUXILARY LDO

PGOOD

CURRENT

MONITOR

VIN (x2)

SGND

EN

EXT_BOOST

MODE

SYNC

FS

POWER-ON

RESET

PFM/FPWM

OSCILLATOR

VCC

5µA

SOFT-START

LOGIC

OCP, OVP, OTP

PFM LOGIC

BOOST MODE CONTROL

VCC

VOLTAGE

MONITOR

0.8V

REFERENCE

EA

SLOPE

COMPENSATION

+

+

COMPARATOR

GATE DRIVE

BOOT REFRESH

ILIMIT

BOOT

PHASE (x2)

LGATE

SS

FB

COMP

PGND

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