FAN5331 High Efficiency Serial LED Driver and OLED Supply with 20V Integrated Switch
August 2005
FAN5331 High Efficiency Serial LED Driver and OLED Supply with 20V Integrated Switch
Features
■ 1.
6MHz Switching Frequency ■ Low Noise ■ Low RDS(ON): 0.
5Ω ■ Adjustable Output
Voltage ■ 1A Peak Switch Current ■ 1W Output Power Capability ■ Low Shutdown Current: 1µA ■ Cycle-by-Cycle Current Limit ■ Over-
Voltage Protection ■ Fixed-Frequency PWM Operation ■ Internal Compensation ■ 5-lead SOT-23 Package
Applications
■ Cell Phones ■ PDAs ■ Handheld Equipment ■ Display Bias ■ LED Bias
Typical Application
VIN 2.
7V to 5.
5V CIN
4.
7µF
5 VIN
Description
The FAN5331 is a general purpose, fixed-frequency boo...