ETA6911FQHU-12V/4A独立开关锂电池充电器

12V/4A独立开关锂电池充电器

12V/4A Standalone Switching Li+ Battery Charger
The ETA6911 is a new generation of highly integrated synchronous switch-mode charger, featuring integrated synchronous FETs, high switching frequency and high charging efficiency. With ETA’s proprietary current sense technology, by eliminating external sense resistor, it is capable of delivering charge current up to 4A. Furthermore, it has a very small fo...

Features
Up to 4A Max Charging Current Switching Charger
93% Charging Efficiency at 5V Input 2A CC Current
12V Input Operating Voltage
20V Input Standoff Voltage
12V Battery Output Standoff Voltage
No External Sense Resistor
Integrate Linear Charger for Accurate Iterm Control
Input DPPM
Input Current Limiting
Bad Adaptor Detection
No-Battery Detection
Status Output for Charging and Faults
Input OVP
Reverse Leakage Protection for Battery
RoHS Compliant

Applications
Smart Phone
Tablet, MID
E-cigarette

应用电路图：