General Description
The EC49020 is a 4.5-20V input, 2A single-cell synchronous Li-Ion battery switching charger, suitable for portable application.
The EC49020 integrates a synchronous PWM controller, 20V rating power MOSFETs, current sense resistor, high-accuracy current and voltage regulation, and charge termination, into a compact 8-pin SOP(Expose PAD) package.
Features
- 1.5MHz Synchronous Switching Charger with Integrated Power FETs
- Up to 93% Efficiency
- 20V Input Rating with 6.7V OVP
- Programmable (2A Max) Charge Current
- Built-in Charge Current Soft Start
- Built-in Reverse Current Blocking Diode
- Built-in Charge Current Sense Resistor
- Output Short Circuit Protection
- Over Temperature Protection
- Available in a SOP8(Expose PAD) Package
Applications
- Tablet PC, Ebook and Netbook
- Handheld Portable Media Products
- Power Bank
