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FAN54040 Даташит - Fairchild Semiconductor

Номер в каталогеОписание (Функция)производитель
FAN54040 USB-OTG, 1.55 A, Li-Ion Switching Charger with Power Path and 2.3 A Production Test Support Fairchild
Fairchild Semiconductor Fairchild
Другие PDF  недоступен.
FAN54040 Datasheet PDF : FAN54040 pdf   
FAN54047 image

Description
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 Inactive

Applications
■ Cell Phones, Smart Phones, PDAs
■ Tablet, Portable Media Players
■ Gaming Device, Digital Cameras

 

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