• Wide Input Supply Voltage Range:
4.8V to 20V – 4.2 Version
8.9V to 20V – 8.4 Version
8.9V to 20V – 8.4A Version
• 500kHz Switching Frequency
• End-of-Charge Current Detection Output
• 7 Hour Charge Termination Timer
• ±1% Charge Voltage Accuracy
• ±10% Charge Current Accuracy
• Low 10µA Reverse Battery Drain Current
• Automatic Battery Recharge
• Automatic Trickle Charging of Low Voltage
Batteries
• Automatic Sleep Mode for Low Power
Consumption
• Battery Temperature Sensing
• Stable with Ceramic Output Capacitor
• Support up to 3A Charge Current
• 8-Lead SOP and 10-Lead TDFN Packages
• RoHS Compliant and 100% Lead (Pb)-Free
Halogen-Free

• Wide Input Supply Range:
4.7V to 22V – 4.2 Version
8.9V to 22V – 8.4 Version
• High Efficiency Current Mode PWM Controller with
500kHz Switching Frequency
• ±1% Charge Voltage Accuracy
• End-of-Charge Current Detection Output
• 3 Hour Charge Termination Timer
• Constant Switching Frequency for Minimum Noise
• ±5% Charge Current Accuracy
• Low 10µA Reverse Battery Drain Current
• Automatic Battery Recharge
• Automatic Shutdown When Input Supply is Removed
• Automatic Trickle Charging of Low Voltage Batteries
• Battery Temperature Sensing and Charge Qualification
• Stable with Ceramic Output Capacitor
• 8-Lead SO and 10-Lead DFN Packages
