Description
The FAN54110 is a USB-compatible single-cell, linear Li-Ion charger with support for Dead Battery Provision (DBP).
The device employs Over-Voltage Protection (OVP) circuitry to protect the device, load, and battery. The maximum charge current is rated at 1 A and can be programmed from 100 mA to 1 A through the I2C interface, optimizing charging for various battery sizes
FEATUREs
Fully Integrated, High-Efficiency Charger for Single-Cell
Li-Ion and Li-Polymer Battery Packs
Charge Voltage Accuracy: ±0.5% at 25°C
±1% from -30 to 85°C
+0/-10% Charge Current Regulation Accuracy
28 V Absolute Maximum Input Voltage
1 A Maximum Charge Current
Support for Dead Battery Provision (DBP) of
USB Battery Charging Specification 1.2
Programmable through I2C Interface with
Fast Mode (400 kHz) Compatibility
– Input Current
– Fast-Charge / Termination Current
– Charger Voltage
Safety Timer with Reset Control
Weak Input Sources Accommodated by Reducing Charging
Current to Maintain Minimum VBUS Voltage
Low Reverse Leakage to Prevent Battery Drain to VBUS
APPLICATIONs
Smart Phones
Tablets
Portable Media Players
Li Ion Powered Devices