BQ24027DRCR ,bqTINY-II Dual Input USB/AC Adpater 1-Cell Li-Ion Charger w/Charge Enable & AC Present, No Taper 10-VSON -40 to 85FEATURESDESCRIPTION2• Small 3 mm × 3 mm MLP Package• Charges and powers Systems from Either ACThe b ..
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BQ24027DRCR
bqTINY-II Dual Input USB/AC Adpater 1-Cell Li-Ion Charger w/Charge Enable & AC Present, No Taper
1FEATURES
bq24020,,
bq24022,,
bq24023
bq24024, bq24025, bq24026
bq24027SLUS549E–DECEMBER 2002–REVISED NOVEMBER 2007
www.ti.com
SINGLE-CHIP, LI-ION AND LI-POL CHARGER IC WITH AUTONOMOUS USB-PORT AND
AC-ADAPTER SUPPLY MANAGEMENT (bqTINY™-II) Small3 mm×
3 mm MLP Charges and powers SystemsAdapteror USB Withpower-Source Selection•
Integrated USB ControlmA and 500 mA Charge•
Ideal for Low-Dropout
Single-Cell Li-Ionor Li-polLimited portable applications Integrated power FETto 1-A Charge applications
Adapter ratesof 100 mAIn the•
Precharge Conditioning With Safety Timer ac-adapteran external sets the•
power Good (AC Adapter Present) Status systemor charge current.
OutputThe bqTINY-II charges the batteryin three phases:•
Optional Battery Temperature Monitoring conditioning, constant current, and constant voltage.
