s-8261aajmd Seiko Instruments Inc., s-8261aajmd Datasheet - Page 2

• Manufacturer Part Number: s-8261aajmd
• Description: Battery Protection Ic For Single-cell Pack
• Manufacturer: Seiko Instruments Inc.

2
BATTERY PROTECTION IC FOR SINGLE-CELL PACK
S-8261 Series
Block Diagram
Remark All the diodes shown in the figure are parasitic diodes.
VM
DO
CO
R
R
VMD
VMS
0 V battery charge circuit
or 0 V battery charge
inhibition circuit
+
−
Load short-circuiting detection
comparator
Charger detection circuit
Output control circuit
+
−
+
−
Overcurrent 2
detection comparator
Seiko Instruments Inc.
Overcurrent 1
detection comparator
Divider control
circuit
Figure 1
DP
Oscillator control
circuit
Overdischarge
detection
comparator
Overcharge
detection
comparator
+
−
+
−
Rev.4.4
VDD
VSS
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