s-8244aadph-cedtfg Seiko Instruments Inc., s-8244aadph-cedtfg Datasheet - Page 6

• Manufacturer Part Number: s-8244aadph-cedtfg
• Description: Battery Protection Ic For 1-serial To 4-serial-cell Pack Secondary Protection
• Manufacturer: Seiko Instruments Inc.

6
BATTERY PROTECTION IC FOR 1-SERIAL TO 4-SERIAL-CELL PACK (SECONDARY PROTECTION)
S-8244 Series
Pin Configurations
SENSE
VSS
VCC
VC3
VC1
VC2
ICT
CO
1
2
3
4
Top view
SNT-8A
8-Pin MSOP
1
2
3
4
Figure 3
Top view
Figure 2
8
7
6
5
6
5
8
7
VCC
SENSE
VC1
VC2
CO
ICT
VSS
VC3
Seiko Instruments Inc.
Pin No.
Pin No.
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
SENSE Connection pin for battery 1’s positive voltage
SENSE Connection pin for battery 1’s positive voltage
Symbol
Symbol
VCC
VCC
VSS
VC3
VC2
VC1
VC1
VC2
VC3
VSS
ICT
ICT
CO
CO
FET gate connection pin for charge control
Capacitor connection pin for overcharge detection
delay
Input pin for negative power supply,
Connection pin for battery 4’s negative voltage
Connection pin for battery 3’s negative voltage,
Connection pin for battery 4’s positive voltage
Connection pin for battery 2’s negative voltage,
Connection pin for battery 3’s positive voltage
Connection pin for battery 1’s negative voltage,
Connection pin for battery 2’s positive voltage
Input pin for positive power supply
Input pin for positive power supply
Connection pin for battery 1’s negative voltage,
Connection pin for battery 2’s positive voltage
Connection pin for battery 2’s negative voltage,
Connection pin for battery 3’s positive voltage
Connection pin for battery 3’s negative voltage,
Connection pin for battery 4’s positive voltage
Input pin for negative power supply,
Connection pin for battery 4’s negative voltage
Capacitor connection pin for overcharge detection
delay
FET gate connection pin for charge control
Table 3
Table 4
Description
Description
Rev.4.2
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