Skip to main content Skip to search Skip to main navigation
Product information "IF440"

IF440 Light Sensor – Intelligent Brightness Control for TFT Displays

Is your display too dim in direct sunlight or overly bright on cloudy days? The IF440 light sensor offers a smart solution by automatically adjusting your TFT display’s backlight based on ambient lighting conditions.

Lighting environments can shift dramatically between darkness, overcast skies, and bright sunshine. When a display operates with a fixed brightness level, it can result in:

  • Increased power consumption during low-light conditions

  • Reduced readability in bright environments

By integrating the IF440 light sensor with your TFT controller, you can achieve optimal display visibility in all lighting conditions, while significantly reducing energy usage. The sensor dynamically adjusts the backlight brightness, ensuring efficient operation without manual intervention.

Key Benefits:

  •  Automatic backlight adjustment based on real-time ambient light Improved readability in bright sunlight and shaded areas
  •  Lower energy consumption during low-light operation
  •  Enhanced user experience in changing environments
  •  Compatible with a wide range of TFT controllers



Dimensions: 40 x 7 x 1.4 mm
Operating Temp Range: -25 to +85 degC
Outputs: I²C
Series: Sensors
Storage temperature range: -30°C to +85°C

Newsletter Signup

Complete the details below to receive our monthly newsletter
Fields marked with asterisks (*) are required.
Privacy
By selecting continue you confirm that you have read our and accepted our .
Contact us