Green LED chips are a type of LED chip that emit light in the green spectral range, which is between 500 and 570 nanometers (nm) in wavelength. Green LED chips are made using semiconductor materials, such as gallium nitride (GaN) or indium gallium nitride (InGaN), which are doped with impurities to create a p-n junction that can emit green light when a voltage is applied.
Green LED chips are used in a variety of applications, including traffic lights, automotive lighting, backlighting for displays, and general lighting. They are also used in combination with red and blue LED chips to create full-color displays and lighting.
Green LED chips offer several advantages over traditional lighting sources, including lower power consumption, longer lifetime, and higher color quality. They also do not contain hazardous materials, such as mercury, which is found in many traditional lighting sources.
The performance of green 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.