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FAN7314 LCD Backlight Inverter Drive IC
March 2006
FAN7314
LCD Backlight Inverter Drive IC
Features
High-efficiency single-stage power conversion Description
Wide input voltage range: 5V to 25.5V
The FAN7314 provides all the control functions for use
Back light lamp ballast and soft dimming
as a series parallel resonant converter as well as a pulse
Reduces number of required external components width modulation (PWM) controller to develop a supply
Precision voltage reference trimmed to 2% voltage. Typical operating frequency range is between
ZVS half-bridge topology 30kHz and 250kHz, depending on the CCFL and the
Soft start transformer's characteristics.
PWM control at fixed frequency
Analog and burst dimming function
Programmable striking frequency
Open lamp protection
Open lamp regulation
20-Pin SOIC
Ordering Information
Product number Package Operating Temperature
FAN7314M 20-SOIC -25