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S-8213 Series
www.sii-ic.com © Seiko Instruments Inc., 2012-2015
BATTERY PROTECTION IC FOR 2-SERIAL / 3-SERIAL CELL PACK (SECONDARY PROTECTION)
Rev.1.3_01
The S-8213 Series is used for secondary protection of lithium-ion rechargeable batteries, and incorporates a high-accuracy voltage detection circuit and a delay circuit. Short-circuits between VC3 to VSS accommodate serial connection of two cells or three cells.
Features
• High-accuracy voltage detection circuit for each cell
Overcharge detection voltage n (n = 1 to 3)
4.10 V to 4.50 V (in 50 mV steps)
Accuracy: ±25 mV (Ta = +25°C)
Accuracy: ±30 mV (Ta = 0°C to +60°C)
Overcharge hysteresis voltage n (n = 1 to 3)
0 V ± 25 mV, −0.05 V ± 25 mV, −0.