S-8244 Datasheet, PDF (5/27 Pages) Seiko Instruments Inc – BATTERY PROTECTION IC FOR 1-SERIAL TO 4-SERIAL-CELL PACK (SECONDARY PROTECTION)

BATTERY PROTECTION IC FOR 1-SERIAL TO 4-SERIAL-CELL PACK (SECONDARY PROTECTION)
Rev.3.3_00
S-8244 Series
„ Pin Configurations
SNT-8A
Top view
CO 1
ICT 2
VSS 3
VC3 4
8 VCC
7 SENSE
6 VC1
5 _VC2
Figure 2
Pin No.
1
2
3
4
5
6
7
8
Symbol
CO
ICT
VSS
VC3
VC2
VC1
SENSE
VCC
Table 3
Description
FET gate connection pin for charge control
Capacitor connection pin for overcharge
detection delay
Negative power input pin
Negative voltage connection pin of Battery 4
Negative voltage connection pin of Battery 3
Positive voltage connection pin of Battery 4
Negative voltage connection pin of Battery 2
Positive voltage connection pin of Battery 3
Negative voltage connection pin of Battery 1
Positive voltage connection pin of Battery 2
Positive voltage connection pin of Battery 1
Positive power input pin
VCC
SENSE
VC1
VC2
8-Pin MSOP
Top view
1
8
2
7
3
6
4
5
CO
ICT
VSS
VC3
Figure 3
Pin No.
1
2
3
4
5
6
7
8
Symbol
VCC
SENSE
VC1
VC2
VC3
VSS
ICT
CO
Table 4
Description
Positive power input pin
Positive voltage connection pin of Battery
1
Negative voltage connection pin of Battery 1
Positive voltage connection pin of Battery 2
Negative voltage connection pin of Battery 2
Positive voltage connection pin of Battery 3
Negative voltage connection pin of Battery 3
Positive voltage connection pin of Battery 4
Negative power input pin
Negative voltage connection pin of Battery 4
Capacitor connection pin for overcharge
detection delay
FET gate connection pin for charge control
Seiko Instruments Inc.
5