High-accuracy voltage detection circuit for each cell
Overcharge detection voltage n (n = 1 to 5)
3.600 V to 4.700 V (50 mV step)
Accuracy 25 mV (Ta = 25C)
Accuracy 30 mV (Ta = 5C to 55C)
Overcharge hysteresis voltage n (n = 1 to 5)
0.0 mV to 550 mV (50 mV step)
300 mV to 550 mV
Accuracy 20%
100 mV to 250 mV
Accuracy 50 mV
0.0 mV to 50 mV
Accuracy 25 mV.
Delay times for overcharge detection can be set by an internal circuit only (External capacitors are.
Full PDF Text Transcription for S-8215A (Reference)
Note: Below is a high-fidelity text extraction (approx. 800 characters) for
S-8215A. For precise diagrams, and layout, please refer to the original PDF.
AL CELL PACK (SECONDARY PROTECTION) Rev.2.5_01 The S-8215A Series is used for secondary protection of lithium-ion rechargeable batteries, and incorporates high-accuracy voltage detection circuits and delay circuits. Short-circuiting between cells makes it possible for serial connection of three cells to five cells. Features High-accuracy voltage detection circuit for each cell Overcharge detection voltage n (n = 1 to 5) 3.600 V to 4.700 V (50 mV step) Accuracy 25 mV (Ta = 25C) Accuracy 30 mV (Ta = 5C to 55C) Overcharge hysteresis voltage n (n = 1 to 5) 0.0 mV to 550 mV (50 mV step) 300 mV to 550 mV Accuracy
S-8215A Datasheet
