Optoelectronics
The 91-21SRC/TR7 is a 1.75-inch Surface Mounted (SMT) LED from Everlight Optoelectronics, a leading supplier of high-quality LEDs for a variety of applications. This particular model is an SMT Side-looking Right-angle; its body is a white dome-shaped epoxy with four terminal pins on the bottom. The 91-21SRC/TR7 is designed for focus indicators and backlighting, making it ideal for electronics and telecommunications projects. Its 120-degree viewing angle gives it a wide area of illumination and its wide range of colors, including red, orange, yellow, green, blue, purple, and white, make it great for a variety of uses. Its peak wavelength is between 650-660nm and its current operating range is between 20mA and 40mA, making it highly efficient and durable with a long lifetime.