121AT1003H

Gowanda’s 121AT1003H is a high-quality, reliable horizontal open construction toroidal inductor, designed for demanding applications. Weighing 11 grams and measuring 20.83 × 20.83 × 10.16 mm, this inductor is part of the AT series and features through-hole technology (THT) for mounting. It is classified as COTS+ application grade, offering an inductance of 100 µH with a direct current resistance (DCR) of 0.065 Ω and a self-resonant frequency (SRF) of 2 MHz. The inductor supports a current rating of 3.24 A DC, with incremental current limits of 3400 mA DC for a 10% change and 5200 mA DC for a 20% change. It has a tolerance of ±10% and uses lead (Pb) termination with a Sn63Pb37 finish. The operating temperature range is from -55°C to +130°C, with a moisture sensitivity level (MSL) of 1, and it is available in bulk packaging.