ISL6256(2010) Просмотр технического описания (PDF) - Intersil

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Компоненты Описание

производитель

ISL6256
(Rev.:2010)

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

Intersil 

ISL6256, ISL6256A

AC ADAPTER

Q3

R8

130k

1%

VDD Q5 C8

R9

10.2k

1%

TO HOST

CONTROLLER

C8

0.1µF DDCCININ

SGATE

ACASCESTET

CCSSIIPP

C7

1µF

3.3V

R5

100k

C6 6.8nF

R10

4.7Ω

C9

1µF

IISSLL66225566

ISIISSLL6256A

VDVDDPP

CCSSIINN

BBGGAATTEE

VDVDD

BBOOOOTT

ACAPCRPNRN

ICICOOMMPP

UUGGAATTEE

PPHHAASSEE

R21 2.2Ω

C2

0.1µF

R2

20mΩ

R22 22Ω

VDDP C1:10µF

D2

C4

Q1

0.1µF

R6 C5 10nF

4.7k FLOATING

4.2V/CELL

CHARGE

ENABLE

VCVOCOMMP P

VAVADDJ J

LLGGAATTEE

PPGGNNDD

EENN

CCSSOOPP

ACACLILMIM

CCSSOONN

D1

Q2

OPTIONAL

R11 22Ω

C3

0.047µF

VREF

VRVREFEF

R12

2.6A CHARGE LIMIT

20k 1% 253mA TRICKLE CHARGE

R13 R11

CHCHLILMIM

1.87k 130k

TRICKLE 1%

1%

CHARGE

Q6

CCEELLLLSS

R12 22Ω

VDD

4 CELLS

IICCMM

R7: 100Ω

GGNNDD

C11

3300pF

Q4

L

4.7µH

R1

20mΩ

C10

22µF

SYSTEM LOAD

VDD

R23

10k

D3

1N914

CSON

BAT+

BATTERY

PACK

BAT-

FIGURE 2. ISL6256, ISL6256A TYPICAL APPLICATION CIRCUIT WITH FIXED CHARGING PARAMETERS

4

FN6499.3

September 14, 2010

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