FAN54046UCX

The FAN5404X family includes I2C controlled 1.55 A USBcompliant 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.
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 Compliance
•
Thermal Regulation and Shutdown
• 4.2 V at 2.3 A Production Test Mode
• 5 V, 500 mA Boost Mode for USB OTG
• 28 V Absolute Maximum Input Voltage
• 6 V Maximum Input Operating Voltage
• Programmable through High-Speed I2C Interface (3.4 Mb/s) with Fast Mode Plus Compatibility - Input Current - Fast-Charge / Termination Current - Float Voltage - Termination Enable
• 3 MHz Synchronous Buck PWM Controller with Wide Duty Cycle Range
• Small Footprint 1 μH External Inductor
• Safety Timer with Reset Control
• Dynamic Input Voltage Control
• Very Low Battery Current when Charger InactiveApplications
• Cell Phones, Smart Phones, PDAs
• Tablet, Portable Media Players
• Gaming Device, Digital Cameras