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BQ294502 - Overvoltage Protection

Description

The BQ2945xy family of products is a secondary-level voltage monitor and protector for Li-ion battery pack systems.

Each cell is monitored independently for an overvoltage condition.

Features

  • 2-series and 3-series cell overvoltage monitor for secondary protection.
  • Fixed programmable delay timer.
  • Fixed OVP threshold.
  • Available range from 3.85 V to 4.6 V.
  • Fixed OVP delay option: 4 s or 6.5 s.
  • High-accuracy overvoltage protection: ±10 mV.
  • Low power consumption ICC ≈ 1 µA (VCELL(ALL) <.

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Other Datasheets by Texas Instruments

Part Number Description
BQ294504 Overvoltage Protection
BQ294506 Overvoltage Protection
BQ294512 Overvoltage Protection
BQ294522 Overvoltage Protection
BQ294524 Overvoltage Protection

Full PDF Text Transcription

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BQ294502, BQ294504, BQ294506, BQ294512, BQ294522 BQ294524, BQ294532, BQ294533, BQ294534, BQ294582, BQ294592 SLUSAJ3K – SEPTEMBER 2011 – REVISED AUGUST 2022 BQ2945xy Overvoltage Protection For 2-Series and 3-Series Cell Li-Ion Batteries 1 Features • 2-series and 3-series cell overvoltage monitor for secondary protection • Fixed programmable delay timer • Fixed OVP threshold – Available range from 3.85 V to 4.6 V • Fixed OVP delay option: 4 s or 6.
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