Gowanda’s SMT1803-221M is a high efficiency, low profile toroidal inductor designed for demanding applications. Weighing just 1.5 grams and measuring 7.9 × 5.21 × 2.03 mm, this inductor is part of the SMT1803 series and features surface mount technology (SMT) for easy integration. It is classified as COTS+ application grade, offering an inductance of 2.2 µH with a direct current resistance (DCR) of 0.092 Ω. The inductor supports a current rating of 1.37 A DC and a saturation current (I SAT) of 2.64 A DC, with a tolerance of ±20%. It utilizes a ferrite core and is not shielded, operating efficiently within a temperature range of -55°C to +125°C. The termination type is Pb with a Sn63Pb37 finish, and it is packaged in tape and reel (T&R) format, ensuring ease of handling and assembly. The moisture sensitivity level (MSL) is rated at 1, indicating high reliability and robustness for various electronic applications.
| Weight | 1.5 g |
|---|---|
| Dimensions | 7.9 × 5.21 × 2.03 mm |
| Series | SMT1803 |
| Mounting Type | SMT |
| Application Grade | COTS+ |
| Inductance (µH) | 2.2 |
| DCR (Ω) | 0.092 |
| Current Rating (A DC) | 1.37 |
| I SAT (A DC) | 2.64 |
| Tolerance | ±20% |
| Termination Type | Pb |
| Termination Finish | Sn63Pb37 |
| Core | Ferrite |
| Shielded | No |
| Operating Temperature | -55°C to +125°C |
| MSL | 1 |
| Packaging | T&R |
High Efficiency Low Profile Toroidal Inductor
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