S-8261AALMD-G2L-T2 SII [Seiko Instruments Inc], S-8261AALMD-G2L-T2 Datasheet - Page 3

• Manufacturer Part Number: S-8261AALMD-G2L-T2
• Description: BATTERY PROTECTION IC FOR SINGLE-CELL PACK
• Manufacturer: SII [Seiko Instruments Inc]

Rev.1.9
Block Diagrams
1. Product with 0 V Battery Charge Function
2. Product with 0 V Battery Charge Inhibition Function
Remark All the diodes shown in the figure are parasitic diodes.
Remark All the diodes shown in the figure are parasitic diodes.
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VDD
VDD
VSS
VSS
Overdischarge
detection
comparator
Overdischarge
detection
comparator
+
+
−
−
Overcharge
detection
comparator
Overcharge
detection
comparator
+
+
−
−
Oscillator control circuit
Oscillator control circuit
BATTERY PROTECTION IC FOR SINGLE-CELL PACK
Seiko Instruments Inc.
Figure 1
Figure 2
Overcurrent 2
detection comparator
Overcurrent 2
detection comparator
Overcurrent 1
detection comparator
Overcurrent 1
detection comparator
DP
DP
Load short-circuiting
detection comparator
Load short-circuiting
detection comparator
Output control circuit
Output control circuit
Divider
control
Charger
detection circuit
Divider
control
Charger
detection circuit
logic
logic
+
+
+
−
+
−
−
−
0 V battery charge
0 V battery charge
inhibition circuit
circuit
+
−
+
−
R
R
R
R
VMS
VMS
VMD
VMD
S-8261 Series
CO
CO
VM
VM
DO
DO
3