Description
FIXED IND 120UH 400MA 1.755 OHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SWPA5020S121MT.
SWPA5020S121MT has an inductance value of 120 µH. This value indicates how much magnetic energy the component can store and is one of the first parameters to compare when selecting an inductor.
SWPA5020S121MT is rated for 400 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
SWPA5020S121MT lists a DC resistance of 1.755Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SWPA5020S121MT uses a package or case of Nonstandard. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 120 µH |
| Tolerance | ±20% |
| Current Rating | 400 mA |
| DC Resistance (DCR) | 1.755Ohm Max |
| Saturation Current | 420mA |
| Operating Temperature | -40°C ~ 125°C |
| Dimensions | 0.197" L x 0.197" W (5.00mm x 5.00mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Sunlord |
| Description | FIXED IND 120UH 400MA 1.755 OHM |
| Series | SWPA |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Shielded |
| Self Resonant Frequency | 6MHz |
| Inductance Test Frequency | 100 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.079" (2.00mm) |
