ISL6251EVAL1Z 데이터 시트보기 (PDF) - Intersil

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ISL6251EVAL1Z

Low Cost Multi Chemistry Battery Charger Controller

Intersil 

ISL6251, ISL6251A

ICM CSIP CSIN

ACSET

ACPRN

ACLIM

ICOMP

VCOMP

VADJ

CELLS

+ CA1 -

CA1×19.9

+

-

VREF + 1.26V

152K

- A1d.2a7pVter

Current

152K

AdapLtimerit Set

Current Limit Set

-

gm3

+-gm3

+

Min

Current

Buffer

2.1V +

gm1

-

MMiinn

VVoollttaaggee

BBuuffffeerr

+

VREF

514K

Voltage

gm1

+-

00..2255VVCCAA22 +-

Selector

514K

gm2

Voltage

Selector

VCA2VCA2

VREF

VDD

Reference

C×2A02

- CA2

LDO

Regulator

LDO

Regulator

DCIN

VDD

BOOT

UGATE

-

PWM

+

VDDP

PHASE

VDDP

LGATE

PGND

- 11..00665VV

+

EN

GND

CSON CSOP CHLIM

FIGURE 11. FUNCTIONAL BLOCK DIAGRAM

9

FN9202.2

May 10, 2006

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