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BL4054B

BELLING
Part Number BL4054B
Manufacturer BELLING
Description 800mA Standalone Linear Li-Ion Battery Charger
Published Jul 17, 2015
Detailed Description BL4054/BL4054B 800mA Standalone Linear Li-Ion Battery Charger with Thermal Regulation in SOT23-5/TSOT23-5 FEATURES Prog...
Datasheet PDF File BL4054B PDF File

BL4054B
BL4054B

Overview
BL4054/BL4054B 800mA Standalone Linear Li-Ion Battery Charger with Thermal Regulation in SOT23-5/TSOT23-5 FEATURES Programmable Charge Current Up to 800mA No MOSFET, Sense Resistor or Blocking Diode Required Preset 4.
2V Charge Voltage with ±1% Accuracy Charge Current Monitor Output for Gas Gauging Thermal Regulation Maximizes Charge Rate Without Risk of Overheating Charges Single Cell Li-Ion Batteries Directly from USB Port Over-Voltage Protect Automatic Recharge Charge Status Output Pin C/10 Charge Termination 25µA Supply Current in Shutdown 2.
9V Trickle Charge Threshold Soft-Start Limits Inrush Current Available in 5-Lead SOT-23 Package APPLICATIONS Cellular and Smart Phones Charging Docks and Cradles BlueTooth Applications PDAs MP3/MP4/MP5 Players DESCRIPTION The BL4054/BL4054B is a complete constant current / constant voltage linear charger for single cell Lithium-Ion batteries.
No external sense resistor is needed, and no blocking diode is required due to the internal MOSFET arc...


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