Description
FIXED IND 18UH 550MA 611 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SWPA4012S180MT.
SWPA4012S180MT has an inductance value of 18 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.
SWPA4012S180MT is rated for 550 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
SWPA4012S180MT lists a DC resistance of 611mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SWPA4012S180MT 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 | 18 µH |
| Tolerance | ±20% |
| Current Rating | 550 mA |
| DC Resistance (DCR) | 611mOhm Max |
| Saturation Current | 550mA |
| Operating Temperature | -40°C ~ 125°C |
| Dimensions | 0.157" L x 0.157" W (4.00mm x 4.00mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Sunlord |
| Description | FIXED IND 18UH 550MA 611 MOHM |
| Series | SWPA |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Shielded |
| Self Resonant Frequency | 23MHz |
| Inductance Test Frequency | 100 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.047" (1.20mm) |
