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EUP8207-4.2 Switch Mode Li-Ion/Polymer Battery Charger

EUP8207-4.2 Description

EUP8207-4.2/8.4/8.4A Switch Mode Li-Ion/Polymer Battery Charger .
The EUP8207 is a constant current, constant voltage Li-Ion battery charger controller that uses a current mode PWM step-down (buck) switching architec.

EUP8207-4.2 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

EUP8207-4.2 Applications

* Small Notebook Computer Portable DVD Handheld Instruments Efficiency vs Input voltage 100 Typical Operating Performance Efficiency vs Input voltage 100 (Curves include input diode) 95 90 (Curves include input diode) 95 90 EFFICIENCY(%) EUP8207-8.4 VBAT=7.0V VBAT=8.0V EFFICIENCY(%) 85 80 75 70

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Datasheet Details

Part number
EUP8207-4.2
Manufacturer
Eutech Microelectronics
File Size
120.35 KB
Datasheet
EUP8207-4.2-EutechMicroelectronics.pdf
Description
Switch Mode Li-Ion/Polymer Battery Charger

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Switch Mode Li-Ion Polymer Battery Charger Eutech Microelectronics
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