The BOURNS 1140-821K-RC is a high-quality RF choke designed for high current applications. Featuring a bobbin core and a ferrite material, this choke offers excellent performance and reliability. With an inductance of 820uH, a 10% tolerance, and a frequency response of 1KHz, this choke is perfect for various electronic and RF circuit designs. It can handle a maximum current of 4.2A and has a low resistance of 154mOhm to ensure efficient power transmission. The ready-to-install design (RDL) of this component makes it easy to integrate into your projects. Whether you are working on amplifiers, filters, or power supplies, the BOURNS 1140-821K-RC is an ideal choice for effective noise suppression and signal filtering.