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UB264A - LION BATTERY PROTECTION IC

Datasheet Summary

Description

The UTC UB264A Series is secondary protection IC for 2-, 3-, or 4-Cell lithium-ion rechargeable battery packs, and incorporates a high-accuracy voltage detection circuit.

The UTC UB264A Series also includes a high accuracy delay circuit for over voltage detection time without external capacitors.

Features

  • S.
  • High-accuracy voltage detection circuit for each cell.
  • Overcharge detection voltage n (n=1 to 4): 4.30V to 4.80V (in 50mV steps).
  • Overcharge hysteresis voltage n (n=1 to 4): -0.52V±0.21V,.
  • 0.39V±0.16V,.
  • 0.26V±0.11V,.
  • 0.13V±0.06V, None.
  • Delay times for overcharge detection can be set by an internal circuit without external capacitors.
  • Output control function via CTL pin.
  • CMOS output active “H”.
  • Wide operating voltage range 3.6V to 24V.

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Datasheet preview – UB264A

Datasheet Details

Part number UB264A
Manufacturer UTC
File Size 205.15 KB
Description LION BATTERY PROTECTION IC
Datasheet download datasheet UB264A Datasheet
Additional preview pages of the UB264A datasheet.

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Full PDF Text Transcription

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UNISONIC TECHNOLOGIES CO., LTD UB264A Preliminary LION BATTERY PROTECTION IC FOR 2-SERIAL, 3-SERIAL, OR 4-SERIAL-CELL PACK (SECONDARY PROTECTION) CMOS IC  DESCRIPTION The UTC UB264A Series is secondary protection IC for 2-, 3-, or 4-Cell lithium-ion rechargeable battery packs, and incorporates a high-accuracy voltage detection circuit. The UTC UB264A Series also includes a high accuracy delay circuit for over voltage detection time without external capacitors.  FEATURES * High-accuracy voltage detection circuit for each cell * Overcharge detection voltage n (n=1 to 4): 4.30V to 4.80V (in 50mV steps) * Overcharge hysteresis voltage n (n=1 to 4): -0.52V±0.21V, −0.39V±0.16V, −0.26V±0.11V, −0.13V±0.
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