BQ2057CTSTR

 

 

FEATURES

 Ideal for Single (4.1 V or 4.2 V) and Dual-Cell

(8.2 V or 8.4 V) Li-Ion or Li-Pol Packs

 Requires Small Number of External

Components

 0.3 V Dropout Voltage for Minimizing Heat

Dissipation

Better Than ±1% Voltage Regulation Accuracy

With Preset Voltages

 AutoComp Dynamic Compensation of

Battery Pack’s Internal Impedance to Reduce

Charge Time

 Optional Cell-Temperature Monitoring Before

and During Charge

 Integrated Voltage and Current Regulation

With Programmable Charge-Current and Highor Low-Side Current Sensing

 Integrated Cell Conditioning for Reviving

Deeply Discharged Cells and Minimizing Heat

Dissipation During Initial Stage Of Charge

 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

 Packaging: 8-Pin SOIC, 8-Pin TSSOP, 8-Pin MSOP

 

 

 

Because of wholesale price is different from sample price, our website can not state.  Please send your required part number via email to Sales@hkmjd.com or add our skype id mjdccm898 for online talking. As well as welcome you call us : 0755-83957301  We will send offer for you;  Sometimes manufacturer's price is unstable, so we don't adjust price in time. if you feel price is a little high for you, just feel free to contact us for consultation. Thank you for your support ！

 

 

 

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