SLUS530H – SEPTEMBER 2002 – REVISED JUNE 2007
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DEVICE INFORMATION (continued)
TERMINAL FUNCTIONS
TERMINAL
NAME
BAT
CE
IN
ISET
OUT
PG
STAT1
STAT2
TTE
TS
VCC
VSS
Exposed
Thermal
PAD
bq24010
9
–
1
6
10
7
3
4
–
8
2
5
bq24012
9
8
1
6
10
7
3
4
–
–
2
5
bq24013
and
bq24018
(1)
9
7
1
6
10
–
3
4
8
–
2
5
bq24014
9
7
1
6
10
–
3
4
–
8
2
5
I/O
DESCRIPTION
I
I
I
O
O
O
O
O
I
I
I
–
Battery voltage sense input
Charge enable input (active low)
Charge input voltage. This input must be tied to the VCC pin.
Charge current set point
Charge current output
Power good status output (open collector)
Charge status output 1 (open collector)
Charge status output 2 (open collector)
Timer and termination enable input (active low)
Temperature sense input
VCC supply input
Ground input
There is an internal electrical connection between the exposed
thermal pad and V
SS
pin of the device. The exposed thermal pad
must be connected to the same potential as the Vss pin on the
printed circuit board. Do not use the thermal pad as the primary
ground input for the device. VSS pin must be connected to ground
at all times.
Pad
Pad
Pad
Pad
–
(1)
The bq24018 is in product preview status.
6
TI [ TEXAS INSTRUMENTS ]
