ER18M331JR

Gowanda’s ER18M331JR is a high-quality M39010 Level-R molded unshielded inductor, designed for reliable performance in demanding applications. With a compact weight of 0.85 g and dimensions of 10.34 × 3.99 × 3.99 mm, it belongs to the ER18M series and features through-hole technology (THT) mounting. This inductor is QPL application grade, offering an inductance of 3.3 µH, a DCR of 0.14 Ω, and a current rating of 945 A DC. It operates at a self-resonant frequency (SRF) of 70 MHz and a test frequency of 7.9 MHz, with a minimum Q factor of 30. The device is rated for a dielectric withstanding voltage (DWV) of 1000, 200, and has a tolerance of ±5%. It is classified as Product Level R, Class 1, with a Pb termination type and Sn63Pb37 termination finish. The core is made of powdered iron, and the inductor is not shielded. It operates within a temperature range of -55°C to +105°C, has a moisture sensitivity level (MSL) of 1, and is packaged in tape and reel (T&R) format. The product is not fungal inert.