ISL6256 View Datasheet(PDF) - Intersil

Part Name

Description

Manufacturer

ISL6256

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

Intersil 

ISL6256, ISL6256A

VCC

DIGITAL

INPUT

DIGITAL

INPUT

D/A OUTPUT

OUTPUT

A/D INPUT

HOST

AVDD/VREF

SCL

SDL

A/D INPUT

GND

ADAPTER

R8 VDD

C8

Q3

130k

1%

Q5

0.1µFCSON

R14

100k

1%

R9

10.2k

1%

DDCCININ

AACCSSEETT

SGSAGTAETE

CCSSIPIP

R15

11.5k

1%

C7

1µF

R16

100k

C9

1µF

R5

100k

R10

4.7Ω

DDCCSSEETT

ISLISLISL6256 CCSSININ

ISL6256A

ISISLL

VVDDDDPP

BGBAGTAETE

VVDDDD

BBOOOOTT

UGUAGTAETE

AACCPPRRNN

PHPAHSAESE

DDCCPPRRNN

LGLGATAETE

CCHHLLIMIM

PGPGNDND

R7: 100Ω

EENN

C11

3300pF

VREF

5.15A INPUT

CURRENT LIMIT

ICICMM

AACCLLIMIM

R11, R12

R13: 10k

C6

6.8nF

VVRREEFF

ICICOOMMPP

VVCCOOMMPP

R6 C5

4.7k 10nF

CCSOSOPP

CSCOSONN

CCEELLSLS

VAVADDJJ

GGNNDD

R21 2.2Ω

C2

0.1µF

R2

20mΩ

R22 22Ω

VDDP

D2

C4

0.1µF

C1:10µF

Q1

SYSTEM LOAD

Q4

Q2

D1

OPTIONAL

L

4.7µH

R11 22Ω

C3

0.047uF

R12 22Ω

GND

3 CELLS

FLOATING

4.2V/CELL

R1

20mΩ

C10

22µF

BAT+

BATTERY

PACK

SCL

SDL

TEMP

BAT-

FIGURE 3. ISL6256, ISL6256A TYPICAL APPLICATION CIRCUIT WITH µP CONTROL AND AIRCRAFT POWER SUPPORT

5

FN6499.1

July 19, 2007

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