ISL6253 Datasheet, PDF (12/22 Pages) Intersil Corporation – Highly Integrated Battery Charger for Notebook Computers

ISL6253
AC ADAPTER
VCC
R13
100K
1%
R14
10.5K
1%
R5, R14
100K
R8
130K
1%
Q5
VDD
C9
Q3
0.1µF _CSON
R9
10.2K
1%
C8: 1µF
R7
C10: 1µF 4.7Ω
DCIN
SSGGAATTEE
ACSET
DCSET
CCSSIPIP
VDDPISLIS6L2652353
CCSSININ
VDD
BBGGAATTEE
DIGITAL
INPUT
DIGITAL
INPUT
D/A OUTPUT
OUTPUT
A/D INPUT
HOST
R13: 100Ω
C12
0.1µF
5A INPUT
CURRENT LIMIT
AVDD/VREF
R10,R11
R12:10k
SCL
SDL
A/D INPUT
GND
C7
6.8nF
R6 C6
10k 10nF
ACPRN
DCPRN
CHLIM
EN
ICM
ACLIM
BBOOOOTT
UGATE
PHASE
LGATE
PGND
CSOP
VREF
CSON
ICOMP
VCOMP
CELLS
GND
VADJ
C3
0.1µF
R2
20mΩ
SYSTEM LOAD
R3: 18Ω
VDDP
D2
C5
0.1µF
Q2
C1:10µF
Q4
Q1
D1
L
Optional _15µH
C2
10µF
C4 R4
1µF 2.2Ω
3 CELLS
FLOAT
4.2V/CELL
R1
25mΩ
C11
22µF
BAT+
BATTERY
PACK
SCL
SDL
TEMP
BAT-
FIGURE 18. ISL6253 CONTROLLED TYPICAL APPLICATION 2
12