ISL6252HAZ データシートの表示（PDF） - Renesas Electronics

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ISL6252HAZ

Highly Integrated Battery Charger Controller for Notebook Computers

Renesas Electronics 

ISL6252, ISL6252A

ICM

ACSET

ACPRN

ACLIM

+

- 1.26V

VREF

152k

152k

ADAPTER

CURRENT

LIMIT SET

-

gm3

+

CSIP CSIN

+

-

X19.9

CA1

LDO

REGULATOR

DCIN

VDD

ICOMP

VCOMP

VADJ

CELLS

VREF

MIN

CURRENT

BUFFER

MIN

VOLTAGE



BUFFER

300kHz

RAMP

-

PWM

+

VREF

514k

514k

gm1

-

2.1V

VOLTAGE

SELECTOR

VDD

REFERENCE

-0.25

288k

32k

gm2

-

16k

48k

CA2

X19.9

-

+

GND

FB

CSON CSOP CHLIM

FIGURE 1. FUNCTIONAL BLOCK DIAGRAM

BOOT

UGATE

PHASE

VDDP

LGATE

PGND

1.065V

-

+

EN

FN6498 Rev 3.00

Aug 25, 2010

Page 3 of 25

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