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S-8254AAAFT-TB-X Datasheet, PDF (19/29 Pages) Seiko Instruments Inc – BATTERY PROTECTION IC
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Rev.5.2_00
BATTERY PROTECTION IC FOR 3-SERIAL- OR 4-SERIAL-CELL PACK
S-8254A Series
 Battery Protection IC Connection Example
1. 3-serial Cell
Charging Discharging
EB+
FET
FET
RVMP
RCOP
RVINI
CCDT
CCCT
RDOP
S-8254A
1 COP
2 VMP
3 DOP
4 VINI
5 CDT
6 CCT
7 VSS
8 NC
VDD 16
VC1 15
VC2 14
VC3 13
VC4 12
CTL 11
SEL 10
NC 9
EB−
Figure 11
CVC1
CVC2
CVC3
RVC1
RVC2
RVC3
RSEL
RCTL
CVSS
RVSS
RSENSE
2. 4-serial Cell
Charging Discharging
EB+
FET
FET
RVMP
RCOP
RVINI
CCDT
CCCT
RDOP
S-8254A
1 COP
2 VMP
3 DOP
4 VINI
5 CDT
6 CCT
7 VSS
8 NC
VDD 16
VC1 15
VC2 14
VC3 13
VC4 12
CTL 11
SEL 10
NC 9
EB−
Figure 12
CVC1
CVC2
CVC3
CVC4
RSEL
CVSS
RVC1
RVC2
RVC3
RVC4
RCTL
RVSS
RSENSE
CTL
CTL
19
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