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S-8215A - BATTERY PROTECTION IC

General Description

Input pin for positive power supply Positive voltage connection pin of battery 1 Negative voltage connection pin of battery 1 Positive voltage connection pin of battery 2 Negative voltage connection pin of battery 2 Positive voltage connection pin of battery 3 Negative voltage connection pin of batt

Key Features

  • High-accuracy voltage detection circuit for each cell Overcharge detection voltage n (n = 1 to 5) 3.60 V to 4.70 V (50 mV step) Accuracy ±25 mV (Ta = +25°C) Accuracy ±30 mV (Ta =.
  • 5°C to +55°C) 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 c.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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S-8215A Series www.sii-ic.com © Seiko Instruments Inc., 2010-2015 BATTERY PROTECTION IC FOR 3-SERIAL TO 5-SERIAL CELL PACK (SECONDARY PROTECTION) Rev.2.3_00 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) 3.60 V to 4.70 V (50 mV step) Accuracy ±25 mV (Ta = +25°C) Accuracy ±30 mV (Ta = −5°C to +55°C) 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.