ISL6255 INTERSIL [Intersil Corporation], ISL6255 Datasheet - Page 12

• Manufacturer Part Number: ISL6255
• Description: Highly Integrated Battery Charger with Automatic Power Source Selector for Notebook Computers
• Manufacturer: INTERSIL [Intersil Corporation]

FIGURE 16. ISL6255, ISL6255A TYPICAL APPLICATION CIRCUIT WITH µP CONTROL AND AIRCRAFT POWER SUPPORT
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
DIGITAL
DIGITAL
DIGITAL
DIGITAL
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
GND
GND
GND
GND
SCL
SCL
SCL
SCL
SDL
SDL
SDL
SDL
VCC
VCC
VCC
VCC
R11,R12
R11,R12
R13: 10K
R13: 10K
12
R16
R16
100k
100k
100k
100k
11.5k
11.5k
100k
100k
100k
100k
R14
R14
R15
R15
1%
1%
1%
1%
1%
1%
ADAPTER
C11
C11
3300pF
3300pF
CURRENT LIMIT
CURRENT LIMIT
CURRENT LIMIT
CURRENT LIMIT
R5
R5
R5
R5
100k
100k
100k
100k
R7: 100Ω
R7:
10.2k
10.2k
10.2k
10.2k
130k
130k
130k
130k
5.15A INPUT
5.15A INPUT
5.15A INPUT
5.15A INPUT
1%
1%
1%
1%
1%
1%
1%
1%
R9
R9
R9
R9
R8
R8
R8
R8
1µF
1
C9
C9
1
1
C7
C7
µF
R6
R6
R6
R6
10k
10k
10k
10k
VDD
VDD
VDD
VDD
C6
C6
6.8nF
6.8nF
6.8nF
6.8nF
VREF
VREF
VREF
VREF
R10
R10
4.7
4.7
4.7
4.7Ω
C5
C5
10nF
10nF
10nF
10nF
ISL6255, ISL6255A
Q5
Q5
DCIN
ACSET
DCSET
VDDP
VDD
ACPRN
DCPRN
CHLIM
EN
ICM
ACLIM
VREF
ICOMP
VCOMP
DCIN
DCIN
DCPRN
DCPRN
ACSET
ACSET
DCSET
DCSET
VDDP
VDDP
VDD
VDD
ACPRN
ACPRN
CHLIM
CHLIM
EN
EN
ICM
ICM
ACLIM
ACLIM
VREF
VREF
ICOMP
ICOMP
VCOMP
VCOMP
ISL6255
ISL6255A
ISL6255A
ISL6255
C8
C8
0.1µ
0.1
0.1
0.1
ISL6255A
ISL6255
CSON
CSON
CSON
CSON
UGATE
UGATE
SGATE
SGATE
BGATE
BGATE
PHASE
PHASE
LGATE
LGATE
CELLS
CELLS
PGND
PGND
CSON
CSON
BGATE
BOOT
BOOT
UGATE
CSOP
CSOP
SGATE
PHASE
LGATE
CELLS
VADJ
VADJ
CSIN
CSIN
CSIP
CSIP
BOOT
PGND
CSOP
CSON
GND
GND
VADJ
CSIP
CSIN
GND
Q3
Q3
Q3
Q3
Q2
Q2
C2
C2
0.1µF
0.1
0.1
0.1
D2
D2
C4
C4
0.1µF
0.1
0.1
0.1
R3: 18Ω
VDDP
VDDP
C3
C3
1µF
1
GND
GND
GND
GND
3 CELLS
3 CELLS
3 CELLS
3 CELLS
FLOATING
FLOATING
4.2V/CELL
4.2V/CELL
4.2V/CELL
4.2V/CELL
Optional
Optional
R4
R4
R4
R4
2.2
2.2
2.2
2.2Ω
D1
D1
C1:10µF
C1:10
C1:10
C1:10
Q1
Q1
Q1
Q1
R2
R2
R2
R2
20m
20m
20m
20mΩ
R1
R1
R1
R1
40m
40m
40m
40mΩ
C10
C10
10µF
10
10
10
L
L
L
L
10µH
10
10
10
Q4
Q4
Q4
Q4
SYSTEM LOAD
SYSTEM LOAD
BATTERY
BATTERY
SCL
SCL
SCL
SCL
SDL
SDL
SDL
SDL
TEMP
TEMP
TEMP
TEMP
BAT+
BAT+
BAT+
BAT+
BAT-
BAT-
BAT-
BAT-
Pack
Pack
June 17, 2005
FN9203.1