BL4054 Datasheet | Shanghai Belling

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 - 25A Supply Current in Shutdown - 2.9V Trickle Charge Threshold - Soft-Start Limits Inrush Current - Available in 5-Lead SOT-23 Package APPLICATIONS -...