isl88731 Intersil Corporation, isl88731 Datasheet - Page 2

• Manufacturer Part Number: isl88731
• Description: Smbus Level 2 Battery Charger
• Manufacturer: Intersil Corporation

AC ADAPTER
VDDSMB
VCOMP
ICOMP
CSOP
CSON
CSSP
CSSN
SDA
SCL
VFB
2
AGND
SMBus
Shifter
Shifter
Level
Level
20x
20x
500K
11
6
6
100K
DACS
DACI
FIGURE 2. TYPICAL APPLICATION CIRCUIT
FIGURE 1. FUNCTIONAL BLOCK DIAGRAM
EN
EN
DACV
DACS
DACI
+
+
-
-
GMS
GMI
VCOMP
ACIN
DCIN
ICOMP
VDDP
VREF
VCC
DACV
DACS
DACI
CSSP
DACV
GND
ISL88731
ISL88731
RS1
AGND
+
-
GMV
VDDSMB
Regulator
CSSN
UGATE
PHASE
Linear
LGATE
DCIN
ACOK
CSON
BOOT
CSOP
PGND
SDA
SCL
ICM
VFB
LVB
VDDP
Buff
CSO
LVB
Converter
VCC
REF
DC-DC
CSSP
EN
+
-
Reference
RS2
VDDP
BOOT
UGATE
PHASE
LGATE
PGND
ACIN
ICM
VREF
ACOK
GND
PGND
TO BATTERY
TO SYSTEM
November 20, 2006
FN9258.0