IT4054 Description
IT4054 is a plete constant-current & Constant voltage linear charge for single cellLithium-ion and Lithium-Polymer batteries. Its Make IT4054 ideally suited Applications.
IT4054 Key Features
- Programmable Charge Current Up to 800mA
- No MOSFET,Sense Resistor or Blocking Diode Required
- Constant-Current/Constant-Voltage Operation with Thermal Protection to Maximize Charge Rate without Risk of Overheating
- Charges Single Cell Li-lon Batteries Directly from USB Port
- Preset 4.2V Charge Voltage with ±1% Accuracy
- 25uA Supply Current in Shutdown
- 2.9V Trickle Charge Threshold
- Available Without Trickle Charge
- Soft-Start Limits Inrush Current
- Available in 5-Lead SOT-23 Package
IT4054 Applications
- Programmable Charge Current Up to 800mA