Datasheet

BATTERY PROTECTION IC FOR SINGLE-CELL PACK
S-8261 Series
Rev.4.1_00
Seiko Instruments Inc.
2
 Block Diagram
−
+
−
+
VM
VSS
VDD
CO
DO
−
+
−
+
−
+
R
VMD
R
VMS
Load short-circuiting detection
comparator
Overcurrent 2
detection comparator
Overcurrent 1
detection comparator
Charger detection circuit
0 V battery charge circuit
or 0 V battery charge
inhibition circuit
Divider control
circuit
Output control circuit
Oscillator control
circuit
Overdischarge
detection
comparator
Overcharge
detection
comparator
DP
Remark All the diodes shown in the figure are parasitic diodes.
Figure 1