The SPT204 from Vanguard Electronics is a Space-Qualified Power Transformer with an inductance of 70 μH. It has a primary DCR of 0.2 ohms and a secondary DCR of 0.4 ohms. This compact, low-profile transformer has a bandwidth of 50-90 kHz, an interwinding capacitance of 18 pF, and a dielectric withstand voltage of 500 VAC. It has Tin-lead terminations and welded internal connections, making it moisture, shock, and immersion resistant. This pulse transformer measures 6.35 x 6.35 x 5.08 mm and is available in a surface mount package.