CE3102X Description
PIN NAME FUNCTION CHRG GND BAT VCC PROG NC Open-Drain Charge Status Output. When the battery is charging, the CHRG pin is pulled low by an internal N-channel MOSFET. When the charge cycle is pleted, CHRG is forced high impedance.
CE3102X Key Features
- FEATURES
- Programmable Charge Current Range: 10mA to 120mA
- No External MOSFET, Sense Resistor or Blocking Diode Required
- plete Linear Charger for Single Cell/Coin Cell Lithium-Ion Batteries
- Constant-Current/Constant-Voltage Operation
- Charges Single Cell/Coin Cell Li-Ion Batteries Directly from USB Port
- Preset 4.2V Charge Voltage with ±1.2% Accuracy
- Charge Current Monitor Output for Gas Gauging
- Automatic Recharge
- Charge Status Output Pin