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UB264B Datasheet PDF

Unisonic Technologies UB264B

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.
Part No. UB264B
Datasheet UB264B Download
Manufacturer
Unisonic Technologies
Description LION BATTERY PROTECTION IC
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UB264B datasheet page 1 preview

DESCRIPTION

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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±0.06V, None Delay times for overcharge detection can be set by an internal circuit without external capacitors Output latch function after overcharge detection CMOS output active “H” Wide operating voltage range 3.6V to 24V Wide operating temperature range −40°C to +85°C Low current consumption: 2.5μA typ. (+25°C) at 3.5V for each cell „ ORDERING INFORMATION Ordering Number Lead Free Halogen Free UB264BL-P08-R UB264BG-P08-R xx: SERIAL CODE, refer SERIAL CODE LIST. Package TSSOP-8 Packing Tape Reel Note: Copyright © 2012 Unisonic Technologies Co., Ltd 1 of 10 QW-R502-833.A Free Datasheet UB264B „ PIN CONFIGURATION Preliminary CMOS IC „ PIN

DESCRIPTION

PIN NAME VDD SENSE VC1 VC2 VC3 VSS CTL CO

DESCRIPTION

Positive power input pin...
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