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ETA1627

40V LED Driver with 0.1% Dimming Accuracy

The ETA1627 is a driver specially designed for back-lighting. It consists of a high accuracy current sink that allows low duty dimming and a high efficiency step-up converter with an integrated 40V power MOSEFT. It runs with an optimal 0.8MHz frequency that enables use of small external components while still providing best efficiencies.

一般应用
特征
  • ±10% LED Current Accuracy at 1% Diming Ratio
  • Capable of 0.1% dimming ratio
  • Up to 85% Efficiency (6 LEDs)
  • Drive up to 10 LEDs
  • 38V Output Over Voltage Protection
  • LED string Short Circuit Protection
  • True PWM Brightness Control
  • 1A current limit
  • SOT23-6 Package
应用
  • Cellphone and Smartphone
  • MID or Tablet PC
  • Camera
  • Car DVR Recorder