Datasheet Summary
UNISONIC TECHNOLOGIES CO., LTD UB264B
Preliminary CMOS IC
LION BATTERY PROTECTION IC FOR 2-SERIAL, 3-SERIAL, OR 4-SERIAL-CELL PACK (SECONDARY PROTECTION)
- DESCRIPTION
The UTC UB264B 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 UB264B 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,
-...