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 Dock...