FAN54040 Overview
The FAN5404X family includes I2C controlled 1.55 A USBpliant switch-mode chargers with power path operation and USB OTG boost operation. Integrated with the charger, the IC supports production test mode, which provides 4.2 V at up to 2.3 A to the system. To facilitate fast system startup, the IC includes a power path circuit, which disconnects the battery from the system rail, ensuring that the system can power up...
FAN54040 Key Features
- Fully Integrated, High-Efficiency Charger for Single-Cell Li-Ion and Li-Polymer Battery Packs
- Power Path Circuit Ensures Fast System Startup with a Dead Battery when VBUS is Connected
- 1.55 A Maximum Charge Current
- Float Voltage Accuracy
- 0.5% at 25°C
- 1% from 0 to 125°C
- 5% Input and Charge Current Regulation Accuracy
- Temperature-Sense Input Prevents Auto-Charging for JEITA pliance
- Thermal Regulation and Shutdown
- 4.2 V at 2.3 A Production Test Mode