Bourns 4604-RC is a varnished choke inductor designed for a variety of industrial applications requiring high Q and self-resonant frequency. These inductors are characterized by their low cost, high voltage suitability on phenolic components, and varnish coating for enhanced protection. They operate effectively within a temperature range of -55°C to +125°C, making them suitable for demanding environments. The 4604-RC features a phenolic core and a maximum coil diameter of 0.27 inches, offering a compact and efficient solution for various electronic circuits.