ISL6252A Ver la hoja de datos (PDF) - Intersil

Número de pieza

componentes Descripción

fabricante

ISL6252A

Highly Integrated Battery Charger Controller for Notebook Computers

Intersil 

ISL6252, ISL6252A

ICM

ACSET

ACPRN

ACLIM

+

- 1.26V

VREF

152kΩ

152kΩ

ADAPTER

CURRENT

LIMIT SET

-

gm3

+

CSIP CSIN

+-

X19.9

CA1

LDO

REGULATOR

DCIN

VDD

ICOMP

VCOMP

VADJ

CELLS

VREF

MIN

CURRENT

BUFFER

MIN

VOLTAGE

Σ

BUFFER

300kHz

RAMP

-

PWM

+

VREF

514kΩ

514kΩ

gm1

-

2.1V

VOLTAGE

SELECTOR

VDD

REFERENCE

-0.25

288kΩ

32kΩ

gm2

-

16kΩ

48kΩ

CA2

-X19.9

+

GND

FB

CSON CSOP CHLIM

FIGURE 1. FUNCTIONAL BLOCK DIAGRAM

BOOT

UGATE

PHASE

VDDP

LGATE

PGND

- 1.065V

+

EN

3

FN6498.1

July 19, 2007

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