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FAN7314 - LCD Backlight Inverter Driver

General Description

The FAN7314 provides all the control functions for a series parallel resonant converter as well as a pulse width modulation (PWM) controller to develop a supply voltage.

Typical operating frequency range is between 30kHz and 250kHz, depending on the CCFL and the transformer's characteristics.

Key Features

  • High-Efficiency Single-Stage Power Conversion.
  • Wide Input Voltage Range: 5V to 25.5V.
  • Back Light Lamp Ballast and Soft Dimming www. DataSheet4U. com.
  • Reduces Number of Required External Components.
  • Precision Voltage Reference Trimmed to 2%.
  • ZVS Half-Bridge Topology.
  • Soft Start.
  • PWM Control at Fixed Frequency.
  • Analog and Burst Dimming Function.
  • Programmable Striking Frequency.
  • Open-Lamp Protection.

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Other Datasheets by Fairchild (now onsemi)

Part Number Description
FAN7314A LCD Backlight Inverter Driver
FAN7310 LCD Back Light Inverter Driver
FAN7311 LCD Backlight Inverter Driver
FAN7311B LCD Backlight Inverter Driver
FAN7311BM LCD Backlight Inverter Driver

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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FAN7314 — LCD Backlight Inverter Drive IC October 2007 FAN7314 LCD Backlight Inverter Drive IC Features „ High-Efficiency Single-Stage Power Conversion „ Wide Input Voltage Range: 5V to 25.5V „ Back Light Lamp Ballast and Soft Dimming www.DataSheet4U.com „ Reduces Number of Required External Components „ Precision Voltage Reference Trimmed to 2% „ ZVS Half-Bridge Topology „ Soft Start „ PWM Control at Fixed Frequency „ Analog and Burst Dimming Function „ Programmable Striking Frequency „ Open-Lamp Protection „ Open-Lamp Regulation „ 20-Pin SOIC Description The FAN7314 provides all the control functions for a series parallel resonant converter as well as a pulse width modulation (PWM) controller to develop a supply voltage.