Switch Mode Li-Ion/Polymer Battery Charger,EUP8207 Replace LTC4002.
FEATURES

• 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

PIN CONFIGUTION
优势替代
LTC4002 LTC4002.pdf

No.11808

FEATURES

• 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





PIN CONFIGUTION
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