ACT2803 Overview
Description
ACT2803 is a space-saving and dedicated singlechip solution for dual-cell battery charge and discharge. It takes 5V USB input source to charge a dual cell battery with boost configuration in three phases: preconditioning, constant current, and constant voltage.
Key Features
- Dedicated Single-chip Integrated Dual Cell Battery Management
- Dual Cell Battery Charger with Cell Balancing Management
- Auto Detection support USB BC1.2, Chinese YD/T 1591-2009, Apple, and Samsung Devices
- Meet EN55022 Class B Radiated EMI Standard
- Pass MFi Test
- 4.5V-5.5V Input Voltage and 2.75A Input Current Limit
- 2.4A Output Current with CC Regulation
- 5.07V+/-1% Output with Prioritized Power Path from Input to Output
- 4.20V/4.35V +/- 0.5% Battery Charge Voltage Accuracy of Each Cell
- Output Plug-in Detection Wakeup and No Load Detection Sleep Mode
