LED binning is the process of grouping Light Emitting Diodes (LEDs) based on their brightness, color, and other optical characteristics. During the manufacturing process, LEDs can exhibit variations in their performance due to differences in material properties, manufacturing tolerances, and other factors.
To ensure consistent performance and quality, LED manufacturers use a process called binning to sort LEDs into groups based on their specific optical characteristics. LEDs that have similar characteristics are placed into the same bin or group, allowing manufacturers to select LEDs with the same performance characteristics for use in a specific application.
The binning process typically involves testing each LED for its forward voltage, luminous flux, color temperature, and color rendering index (CRI). The results of these tests are used to sort the LEDs into different bins, with each bin representing a specific range of performance characteristics.
LED binning is important because it allows manufacturers to ensure consistent performance and quality in their LED products, such as LED bulbs, lighting fixtures, and displays. By selecting LEDs from the same bin, manufacturers can ensure that the LEDs used in their products have similar performance characteristics, resulting in uniform lighting and color quality.