Gowanda’s 121AT2503HC is a high-quality horizontal encapsulated toroidal power choke designed for reliable performance in electronic applications. This component, part of the ATHC series, features a compact design with dimensions of 24.13 × 24.13 × 13.97 mm and a weight of 16 g, making it suitable for surface mount technology (SMT). It offers an inductance of 250 µH with a direct current resistance (DCR) of 0.16 Ω and a self-resonant frequency (SRF) of 0.9 MHz. The choke supports a current rating of 2.07 A DC, with incremental inductance changes of 2200 mA DC at 10% and 3200 mA DC at 20%. It operates efficiently across a wide temperature range from -55°C to +130°C and is packaged in bulk. The component’s termination type is Pb with a Sn63Pb37 finish, ensuring durability and reliability in various applications.
| Weight | 16 g |
|---|---|
| Dimensions | 24.13 × 24.13 × 13.97 mm |
| Series | ATHC |
| Mounting Type | SMT |
| Inductance (µH) | 250 |
| DCR (Ω) | 0.16 |
| SRF (MHz) | 0.9 |
| Current Rating (A DC) | 2.07 |
| INC I L (Δ10% mA DC) | 2200 |
| INC I L (Δ20% mA DC) | 3200 |
| Tolerance | ±10% |
| Termination Type | Pb |
| Termination Finish | Sn63Pb37 |
| Operating Temperature | -55°C to +130°C |
| MSL | 1 |
| Packaging | Bulk |
Horizontal Encapsulated Toroidal Power Choke
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