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Qi (WPC) compliant wireless charger for low power wearable applications

Texas Instruments - TIDA-00318 ref design

TI design TIDA-00318 is suitable for low power wearable device including a Qi compliant wireless receiver (bq51003)and ultra low current 1 cell Li-ion linear charger (bq25100). It features an ultra small size (5x15mm2), capable of low charging currents down to 10mA and up to 250mAwith support of termination currents as low as 1mA.
Current design is designed for 135mA charge current application.

Features
 • Small Size: 5×15(mm2)
 • Adjustable charging current: 10~250(mA)
 • Supports 1mA Charge Termination Currents
 • Parts Include: 
BQ51003   BQ51003 Wireless Power Receiver  
BQ25100    250-mA Single Cell Li-Ion Battery Charger, 1mA termination, 75nA Battery leakage 

Learn more by downloading the reference design below

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