Cyan LED chips are a type of LED chip that emit light in the cyan spectral range, which is between 490 and 520 nanometers (nm) in wavelength. Cyan light is a greenish-blue color that is often used in lighting and display applications for its pleasing and vibrant appearance.
Cyan LED chips are typically made from semiconductor materials, such as indium gallium nitride (InGaN) or gallium nitride (GaN), which are doped with impurities to create a p-n junction that can emit cyan light when a voltage is applied. These materials are similar to those used in blue and green LED chips, but with different doping concentrations and thicknesses to produce the desired wavelength.
Cyan LED chips are used in a variety of applications, including architectural lighting, automotive lighting, and signage. They are also used in combination with other LED colors to create a wider range of colors in displays and lighting. The performance of cyan LED chips is typically characterized by their efficiency, color quality, and lifetime, which are influenced by factors such as the quality of the semiconductor material, the design of the p-n junction, and the thermal management of the device.