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S-8254AAAFT-TB-X Datasheet, PDF (2/29 Pages) Seiko Instruments Inc – BATTERY PROTECTION IC | |||
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BATTERY PROTECTION IC FOR 3-SERIAL- OR 4-SERIAL-CELL PACK
S-8254A Series
Rev.5.2_00
ï® Block Diagram
COP
DOP, COP,
RVMD, RVMS
Control Circuit
Delay Circuit
Delay Circuit
Delay Circuit
â
+
1 MΩ
Delay Circuit
+
VMP
â
900 kΩ
â
+
+
â
DOP
â
+
+
â
+
â
VINI
+
â
â
+
+
+
â
â
CDT
VDD
VC1
VC2
VC3
VC4
CCT
200 nA
CTL
VSS
SEL
Remark
1. Diodes in the figure are parasitic diodes.
2. Numerical values are typical values.
Figure 1
2
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