FAN5234 - Mobile-Friendly PWM/PFM Controller
The FAN5234 PWM controller provides high efficiency and regulation with an adjustable output from 0.9V to 5.5V that are required to power I/O, chip-sets, memory banks or peripherals in high-performance notebook computers, PDAs and Internet appliances.
Synchronous rectification and hysteretic operation
FAN5234 Features
* Wide input voltage range (2 to 24V) for Mobile systems
* Excellent dynamic response with Voltage Feed-Forward and Average Current Mode control
* Lossless current sensing on low-side MOSFET or precision over-current using sense resistor
* VCC Under-voltage Lockout