Active-Semi ACT2803
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. The battery charger is thermally regulated at 110˚C with charge current foldback.| Part No. | ACT2803 |
|---|---|
| Datasheet | ACT2803 Download |
| Manufacturer |  Active-Semi |
| Description | 5V/2.4A Dual Cell Battery Power Manager |
| Buy | Stock & Price |
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
● Optimized Power Path and Battery Charge Control
● <10uA Low Battery Drainage Current
● I2C Port for Optimal System Performance and Status Reporting
● Configurable Charge, Discharge and HZ modes
● >92% Charge and Discharge Efficiency at 2.4A Output for Full Battery Range
● 4 Modes of LED Operation
● Capability to Charge Wearable Devices
● Weak Input Sources Accommodation
● Safety: Input Over-v...
