ISL6256_14 Datasheet, PDF (5/26 Pages) Intersil Corporation – Highly Integrated Battery Charger with Automatic Power Source Selector for Notebook Computers

ISL6256, ISL6256A
ADAPTER
R14
100k
1%
R8
130k
1%
R9
10.2k
1%
Q5
Q3
VDD
C8
0.1µ
DDCCININ
AACCSSEETT
SGSAGTAETE
CCSSIPIP
R15
11.5k
1%
C7
1µF
VCC
DIGITAL
INPUT
DIGITAL
INPUT
D/A OUTPUT
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
OUTPUT
A/D INPUT
HOST
AVDD/VREF
SCL
SDL
A/D INPUT
GND
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
SYSTEM LOAD
R22 22Ω
Q4
VDDP C1:10µF
D2
Q1
C4
0.1µF
Q2
D1
OPTIONAL
L
4.7µH
VDD
R23
10k
D3
1N914
R11 22Ω
C3
0.047µF
R1
20mΩ
GND ^{R12 22Ω}
3 CELLS
FLOATING
4.2V/CELL
C10
22µF
CSON
BAT+
BATTERY
PACK
SCL
SDL
TEMP
BAT-
FIGURE 3. ISL6256, ISL6256A TYPICAL APPLICATION CIRCUIT WITH µP CONTROL AND AIRCRAFT POWER SUPPORT
5
FN6499.3
September 14, 2010