ABLIC S-8261ACZMD-G4ZT2U

The S-8261 Series is a lithium-ion / lithium polymer rechargeable battery protection IC incorporating high-accuracy voltage detection circuit and delay circuits. The S-8261 Series is suitable for protection of single-cell lithium-ion / lithium polymer battery packs from overcharge, overdischarge and overcurrent.

• Internal high accuracy voltage detection circuit
• Overcharge detection voltage 3.900 V to 4.500 V (applicable in 5 mV step), Accuracy: ±25 mV (+25°C) and ±30 mV (-5°C to +55°C)
• Overcharge hysteresis voltage 0.1 V to 0.4 V, Accuracy: ±25 mV, selectable in 50 mV step
• Overdischarge detection voltage 2.000 V to 3.000 V (applicable in 10 mV step), Accuracy: ±50 mV
• Overdischarge hysteresis voltage 0.0 V to 0.7 V, Accuracy: ±50 mV, selectable in 100 mV step
• Overcurrent 1 detection voltage 0.050 V to 0.300 V (applicable in 10 mV step), Accuracy: ±15 mV
• Overcurrent 2 detection voltage 0.500 V (fixed), Accuracy: ±100 mV
• High-withstand voltage (VM pin and CO pin: Absolute maximum rating = 28 V)
• Delay times (overcharge: tcu, overdischarge: toL, overcurrent 1: tov1, overcurrent 2: tiov2) are generated by an internal circuit, no external capacitor is necessary, Accuracy: ±20%
• Three-step overcurrent detection circuit is included (overcurrent 1, overcurrent 2 and load short-circuiting)
• Power-down function "Yes" / "No" is selectable
• Charger detection function and abnormal charge current detection function
• Operation mode 3.5 μA typ., 7.0 μA max.
• Power-down mode 0.1 μA max.
• Wide operating temperature range -40°C to +85°C
• Lead-free, Sn 100%, halogen-free

• Lithium-ion rechargeable battery packs
• Lithium polymer rechargeable battery packs