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 10?A 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 10?A 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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