high efficiency switch mode li-ion battery charger.
* Selectable 3−Cell or 4−Cell Operation
* Adjustable 4.0 V to 4.5 V Per Cell
* High End-of-Charge Voltage Accuracy
* ±0.4% @ 25°C
* ±0.6% @ 5°C to 55°.
* Portable Computers
* Portable Equipment
BATADJ 7 EN 8
COMP 9 AGND 10
BAT 11 CELLSEL 12
http://onsemi.com
LF.
Symbol
Value
Unit
Supply Voltage Input
VCC
−0.3 to +25
V
Power Ground
PGND
−0.3 to +0.3
V
Bootstrap Supply Voltage Input
BST
−0.3 to +30
V
BST to Switching Node
BST to SW
−0.3 to +6
V
Switching Node
SW
−4 to +25
V
High−Side Dr.
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