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FAN7547A - LCD Backlight Inverter Drive IC

General Description

The FAN7547A provides all control functions for a current-fed, push-pull, self-oscillation type converter and also contains a pulse-width-modulated (PWM) controller to develop a supply voltage.

Key Features

  • Backlight Lamp Ballast and Soft Dimming.
  • Reduced Number of Components.
  • Wide Range of Operating Voltage (6 to 30V).
  • Precision Voltage Reference Reduced to 3.4%.
  • Low Standby Current (Typically 50µA).
  • Soft-Start Function.
  • PWM Control.
  • Analog, Mixed, and PWM Dimming Function.
  • P-Channel MOSFET Drive.
  • Open-Lamp Protections (OLP).
  • Shutdown Protections (SDP).
  • 14-Pin SOP.

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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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FAN7547A LCD Backlight Inverter Drive IC February 2007 FAN7547A LCD Backlight Inverter Drive IC Features „ Backlight Lamp Ballast and Soft Dimming „ Reduced Number of Components „ Wide Range of Operating Voltage (6 to 30V) „ Precision Voltage Reference Reduced to 3.4% „ Low Standby Current (Typically 50µA) „ Soft-Start Function „ PWM Control „ Analog, Mixed, and PWM Dimming Function „ P-Channel MOSFET Drive „ Open-Lamp Protections (OLP) „ Shutdown Protections (SDP) „ 14-Pin SOP Description The FAN7547A provides all control functions for a current-fed, push-pull, self-oscillation type converter and also contains a pulse-width-modulated (PWM) controller to develop a supply voltage.