深圳市科瑞芯电子有限公司

20V充电器，2.4A充电器，2.4A升压电源一体解决方案

20V Standoff, 2.4A Charger and 2.4A Boost for Power Bank All-in-One Solution
ETA9881 is a switching Li-Ion battery charger capable of delivering up to 2.4A of charging current to the battery and also capable of delivering up to 2.4A in boost operation. ETA9881 includes a power path from IN to OUT, a buck charger, a 5V boost converter, and a fuel gauge for power indication. It also has NTC monitor and DCP function. The buck charger...

Features
20V Input Standoff Voltage
Bi-Directional Power Conversion with Single Inductor
Power Path from IN to OUT
Automatic Mode Switching
Switching Charger
5V Synchronous Boost
Up to 96% Efficiency
No External Sense Resistor
NTC Monitor
Support DCP Function
LEDs for Battery Level Indication and Charge/Discharge Status Indication
RoHS Compliant

Applications
Power Bank
Li+ Battery Powered System

应用电路图：