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FAN7311 - LCD Backlight Inverter Driver

Description

The FAN7311 provides all the co ntrol fu nctions for a series p arallel resonant co nverter as well as a pu lse width m odulation (PWM) controller t o d evelop a s upply voltage.

Features

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

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Full PDF Text Transcription

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FAN7311 — LCD Backlight Inverter Drive IC December 2007 FAN7311 LCD Backlight Inverter Drive IC Features „ High-Efficiency Single-Stage Power Conversion „ Wide Input Voltage Range: 5V to 25.5V „ Backlight Lamp Ballast and Soft Dimming „ Reduced Number of Required External Components „ Precision Voltage Reference Trimmed to 2% „ ZVS Full-Bridge Topology „ Soft-Start Capability „ PWM Control at Fixed Frequency „ Analog and Burst Dimming Function „ Programmable Striking Frequency „ Open-Lamp Protection „ Open-Lamp Regulation „ 20-Pin SSOP/SOIC/DIP Applications „ LCD TV „ LCD Monitor Description The FAN7311 provides all the co ntrol fu nctions for a series p arallel resonant co nverter as well as a pu lse width m odulation (PWM) controller t o d evelop a s upply voltage.
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