DESCRIPTION

UTC UB2012 is designed for portable electronics with lower cost. Its advantages of high-accuracy voltage/current regulation, charging status indication, temperature monitoring, and automatic charge-rate compensation.

FEATURES

* Ideal for Single 4.1V,4.2V and Dual-Cell 8.2V,8.4V Li-Ion or Li-Pol Packs

* 0.3V Dropout Voltage for Minimizing Heat Dissipation

* Better than ±1.2 Accuracy of Voltage Regulation With Preset Voltages

* Dynamic Compensation of Battery Pack’s Internal Impedance to short Charging Time

* Optional Cell-Temperature Monitoring

* Integrated Voltage and Current Regulation With Programmable Charge-Current

* Integrated Cell Conditioning for Reviving Deeply Discharged Cells and Minimizing Heat Dissipation During Initial Charge Stage

* Charge Status Output for Single or Dual Led or Host Processor Interface

* Automatic Battery-Recharge Feature

* Charge Termination by Minimum Current

* Automatic Low-Power Sleep Mode When VCC is Removed

* EVMs Available for Quick Evaluation