ISL6256 查看數據表（PDF） - Renesas Electronics

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产品描述 (功能)

比赛名单

ISL6256

Highly Integrated Battery Charger with Automatic Power Source Selector for Notebook Computers

Renesas Electronics 

ISL6256, ISL6256A

ACSET

ACPRN

ACLIM

ICOMP

VCOMP

VADJ

CELLS

VREF

ICM

+

- 1.26V

SGATE CSIP CSIN

+

-

X19.9

CA1

+

1.26V -

DCSET

DCPRN

VREF

152k

152k

ADAPTER

CURRENT

LIMIT SET

-

gm3

+

MIN

CURRENT

BUFFER

MIN

VOLTAGE



BUFFER

CSON

-

+

LDO

REGULATOR

300kHz

RAMP

-

PWM

+

VREF

514k

514k

gm1

-

2.1V

VOLTAGE

SELECTOR

VDD

REFERENCE

-0.25

288k

32k

16k

48k

gm2

-

CA2

X19.9

-

+

1.065V

-

+

BGATE

DCIN

VDD

BOOT

UGATE

PHASE

VDDP

LGATE

PGND

EN

GND

FB

CSON CSOP CHLIM

FIGURE 1. FUNCTIONAL BLOCK DIAGRAM

FN6499 Rev 3.00

September 14, 2010

Page 3 of 26

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