Gowanda’s 121AT1503SMLF is a high-quality wirewound toroidal inductor designed for demanding applications. With a weight of 14.5 grams and dimensions of 23.88 × 23.88 × 12.95 mm, it belongs to the ATSM series and features surface-mount technology (SMT) for ease of integration. This component is classified as COTS+ application grade, ensuring reliability in commercial off-the-shelf applications. It offers an inductance of 150 µH, a direct current resistance (DCR) of 0.095 Ω, and a self-resonant frequency (SRF) of 1.5 MHz. The inductor supports a current rating of 2.68 A DC, with incremental current levels of 3300 mA DC for a 10% inductance change and 4800 mA DC for a 20% change. It maintains a tolerance of ±10% and features RoHS-compliant Sn/Cu terminations. The component operates efficiently within a temperature range of -55°C to +130°C, has a moisture sensitivity level (MSL) of 1, and is available in tape and reel (T&R) packaging for streamlined handling and assembly.
| Weight | 14.5 g |
|---|---|
| Dimensions | 23.88 × 23.88 × 12.95 mm |
| Series | ATSM |
| Mounting Type | SMT |
| Application Grade | COTS+ |
| Inductance (µH) | 150 |
| DCR (Ω) | 0.095 |
| SRF (MHz) | 1.5 |
| Current Rating (A DC) | 2.68 |
| INC I L (Δ10% mA DC) | 3300 |
| INC I L (Δ20% mA DC) | 4800 |
| Tolerance | ±10% |
| Termination Type | RoHS |
| Termination Finish | Sn/Cu |
| Operating Temperature | -55°C to +130°C |
| MSL | 1 |
| Packaging | T&R |
Wirewound Toroidal Inductor
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