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PF7903B - Single Channel WLED Driver

General Description

As the direct-type WLED backlight (DLED) becomes the trend for low cost TV, the PF7903B driver IC is targeted for such applications.

PF7903B is a wide input voltage range, single channel, boost WLED controller which can be operated from 9V to 27V.

Key Features

  • Wide Input Range: 9V to 27V.
  • Current Mode Control.
  • 240mV Feedback Reference.
  • Short LED-String Protection.
  • Open LED Protection.
  • Over Current Protection.
  • Over Temperature Protection.
  • Output Over Voltage Protection.
  • Input Over Voltage Protection.
  • PWM Dimming Input.
  • 180KHz Switching Frequency.

📥 Download Datasheet

Datasheet Details

Part number PF7903B
Manufacturer Powerforest
File Size 74.33 KB
Description Single Channel WLED Driver
Datasheet download datasheet PF7903B Datasheet

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Other Datasheets by Powerforest

Part Number Description
PF7900 9V to 27V Input Current Mode Boost Controller
PF7909 Single-Channel WLED Backlight Driver
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PF7700A Expandable WLED Backlight Driver
PF7703A Expandable WLED Backlight 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.

View original datasheet text
PF7903B Single Channel WLED Driver with PWM Dimming Control Specification Rev. 1.1 FEATURES  Wide Input Range: 9V to 27V  Current Mode Control  240mV Feedback Reference  Short LED-String Protection  Open LED Protection  Over Current Protection  Over Temperature Protection  Output Over Voltage Protection  Input Over Voltage Protection  PWM Dimming Input  180KHz Switching Frequency APPLICATIONS  LED Backlight GENERAL DESCRIPTION As the direct-type WLED backlight (DLED) becomes the trend for low cost TV, the PF7903B driver IC is targeted for such applications. PF7903B is a wide input voltage range, single channel, boost WLED controller which can be operated from 9V to 27V. By using PF7903B, the low total BOM cost WLED driver can be achieved easily.