S-8225BAA-TCT1U Datasheet, PDF (16/24 Pages) Seiko Instruments Inc – BATTERY MONITORING IC

BATTERY MONITORING IC FOR 3-SERIAL TO 5-SERIAL CELL PACK
S-8225B Series
 Connection Examples of Battery Monitoring IC
1. 5-serial cell
EB+
Rev.1.5_01
CTLD
RCTLD
1 CTLD
VDD 16
RVDD
CTLC
RCTLC
2 CTLC
3 CO
VC1 15
VC2 14
CVDS
CVDD
CVC1
RVC1
RVC2
4 DO
VC3 13
CVC2
RVC3
OD
RSEL1
S-8225B
5 SEL1
VC4 12
CVC3
R_VC4
OC
RSEL2
6 SEL2
VC5 11
CVC4
RVC5
7 CDT
VC6 10
CVC5
RVC6
C_CDT
8 CCT
VSS 9
CVC6
CCCT
EB−
2. 4-serial cell
EB+
CTLD
CTLC
OD
OC
Figure 14
RCTLD
R_CTLC
1 CTLD
2 CTLC
VDD 16
VC1 15
3 CO
VC2 14
RSEL1
RSEL2
4 DO
VC3 13
S-8225B
5 SEL1
VC4 12
6 SEL2
VC5 11
CCDT
7 CDT
8 CCT
CCCT
VC6 10
VSS 9
CVDS
CVDD
C_VC1
CVC2
CVC3
C_VC4
CVC5
RVDD
R_VC1
R_VC2
R_VC3
R_VC4
RVC5
EB−
Figure 15
Remark Regarding the recommended values for external components, refer to "Table 9 Constants for External
Components".
16