Gowanda’s 121KM1003HM is a high-quality, horizontally mounted high-efficiency standoff toroidal choke, designed for demanding applications. Weighing 12 grams and measuring 22.86 × 22.86 × 12.7 mm, this component is part of the KMHM series and features SMT mounting. It is suitable for COTS+ application grades, offering an inductance of 100 µH with a DCR of 0.065 Ω and an SRF of 1.5 MHz. The choke supports a current rating of 3.24 A DC, with incremental inductance changes at 1600 mA DC (Δ10%) and 2800 mA DC (Δ20%). It has a tolerance of ±10% and uses Pb termination with a Sn63Pb37 finish. The component operates within a temperature range of -55°C to +130°C, has an MSL of 1, and is available in bulk packaging.
| Weight | 12 g |
|---|---|
| Dimensions | 22.86 × 22.86 × 12.7 mm |
| Series | KMHM |
| Mounting Type | SMT |
| Application Grade | COTS+ |
| Inductance (µH) | 100 |
| DCR (Ω) | 0.065 |
| SRF (MHz) | 1.5 |
| Current Rating (A DC) | 3.24 |
| INC I L (Δ10% mA DC) | 1600 |
| INC I L (Δ20% mA DC) | 2800 |
| Tolerance | ±10% |
| Termination Type | Pb |
| Termination Finish | Sn63Pb37 |
| Operating Temperature | -55°C to +130°C |
| MSL | 1 |
| Packaging | Bulk |
Horizontal Mount High Efficiency Standoff Toroidal Choke
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