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UB262 Datasheet 1-CELL LITHIUM-ION/POLYMER BATTERY PROTECTION IC

Manufacturer: Unisonic Technologies

General Description

The UTC UB262 is a series of lithium-ion / lithium-polymer rechargeable battery protection ICs incorporating high accuracy voltage detection circuits and delay circuits.

The UTC UB262 is suitable for protection of single cell lithium-ion / lithium polymer battery packs from overcharge, over discharge and over current.

The ultra-small package and less required external components make it ideal to integrate the UTC UB262 into the limited space of battery pack.

Overview

UNISONIC TECHNOLOGIES CO., LTD UB262 Preliminary 1-CELL LITHIUM-ION/POLYMER BATTERY PROTECTION IC CMOS IC.

Key Features

  • S.
  • High-accuracy voltage detection circuit Overcharge detection voltage: 4.250~4.350V, Accuracy: ±50Mv Overcharge release voltage: 4.050~4.150V, Accuracy: ±50mV Overdischarge detection voltage: 2.30~2.90V, Accuracy: ±100mV Overdischarge release voltage: 2.90~3.00V, Accuracy: ±100mV Discharge overcurrent detection voltage: 150mV, Accuracy: ±30mV Short-circuiting detection voltage: 0.85V (fixed), Accuracy: ±300mV.
  • Delay times are generated by an internal circuit (external capacitors are.