RL181S-102J-RC is a shielded radial lead RF choke inductor designed for power supply and DC/DC converter applications. It features an inductance of 1000 µH with ±5% tolerance, a minimum Q factor of 70 at 1 kHz, and a self-resonant frequency of 0.77 MHz. The inductor has a DC resistance of 3.4 O maximum and supports a DC current rating of 90 mA, with an operating temperature range from -55°C to +105°C. The device utilizes a ferrite core with enameled copper wire and tin-coated terminals, providing high Q performance and reliable operation in demanding power conversion circuits such as desktop notebooks and output choke applications.