isl6252a Intersil Corporation, isl6252a Datasheet - Page 5

• Manufacturer Part Number: isl6252a
• Description: Highly Integrated Battery Charger Controller For Notebook Computers
• Manufacturer: Intersil Corporation

D/A OUTPUT
D/A OUTPUT
D/A OUTPUT
D/A OUTPUT
AVDD/VREF
AVDD/VREF
AVDD/VREF
AVDD/VREF
A/D INPUT
A/D INPUT
A/D INPUT
A/D INPUT
A/D INPUT
A/D INPUT
A/D INPUT
A/D INPUT
HOST
HOST
HOST
HOST
OUTPUT
OUTPUT
OUTPUT
OUTPUT
DIGITAL
DIGITAL
DIGITAL
DIGITAL
INPUT
INPUT
INPUT
INPUT
GND
GND
GND
GND
SCL
SCL
SCL
SCL
SDL
SDL
SDL
SDL
VCC
VCC
VCC
VCC
FIGURE 3. ISL6252, ISL6252A TYPICAL APPLICATION CIRCUIT WITH µP CONTROL
R11, R12
R13: 10k
R16
100k
100k
100k
5
C11
C11
3300pF
3300pF
ADAPTER
R7: 100Ω
R7:
CURRENT LIMIT
CURRENT LIMIT
CURRENT LIMIT
CURRENT LIMIT
R5
R5
R5
R5
100k
100k
100k
10.2k
10.2k
10.2k
10.2k
130k
130k
130k
130k
1%
1%
1%
1%
5.15A INPUT
5.15A INPUT
5.15A INPUT
1%
1%
1%
1%
R9
R9
R9
R9
R8
R8
R8
R8
1µF
1
C9
C9
1
1
C7
C7
µF
4.7k
R6
R6
R6
R6
C6
C6
6.8nF
6.8nF
6.8nF
6.8nF
R10
R10
4.7
4.7
4.7
4.7Ω
C5
C5
10nF
ISL6252, ISL6252A
DCIN
ACSET
VDDP
VDD
ACPRN
CHLIM
EN
ICM
ACLIM
VREF
ICOMP
VCOMP
DCIN
DCIN
ACSET
ACSET
VDDP
VDDP
VDD
VDD
ACPRN
ACPRN
CHLIM
CHLIM
EN
EN
ICM
ICM
ACLIM
ACLIM
VREF
VREF
ICOMP
ICOMP
VCOMP
VCOMP
ISL6252
ISL6252
ISL
C8
C8
0.1µF
0.1
0.1
0.1
ISL6252
ISL6252A
ISL6252
CSON
UGATE
UGATE
PHASE
PHASE
LGATE
LGATE
CELLS
CELLS
PGND
PGND
CSON
CSON
BOOT
BOOT
CSOP
CSOP
UGATE
PHASE
LGATE
CELLS
VADJ
VADJ
CSIN
CSIN
CSIP
CSIP
BOOT
PGND
CSOP
CSON
GND
GND
VADJ
CSIP
CSIN
GND
Q2
Q2
D2
D2
R21
C2
C2
0.1µF
0.1
0.1
0.1
C4
C4
0.1µF
0.1
0.1
0.1
GND
GND
GND
GND
3-CELLS
FLOATING
4.2V/CELL
4.2V/CELL
4.2V/CELL
R22 22Ω
VDDP
VDDP
C3
C3
0.047µF
2.2Ω
R11 22Ω
R12 22Ω
OPTIONAL
D1
D1
C1:10µF
C1:10
C1:10
C1:10
Q1
Q1
Q1
Q1
R2
R2
R2
R2
20m
20m
20m
20mΩ
L
4.7µH
R1
R1
R1
R1
20mΩ
C10
22µF
SYSTEM LOAD
SYSTEM LOAD
BATTERY
BAT+
BAT+
BAT+
BAT+
SCL
SCL
SCL
SCL
SDL
SDL
SDL
SDL
TEMP
TEMP
TEMP
TEMP
BAT-
BAT-
BAT-
PACK
July 19, 2007
FN6498.1