Description
FIXED IND 18UH 5A 34.4 MOHM SMD
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 7447798181.
7447798181 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.
7447798181 is rated for 5 A. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
7447798181 lists a DC resistance of 34.4mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
7447798181 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 | 5 A |
| DC Resistance (DCR) | 34.4mOhm Max |
| Saturation Current | 3.8A |
| Operating Temperature | -40°C ~ 150°C |
| Dimensions | 0.402" L x 0.402" W (10.20mm x 10.20mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Würth Elektronik |
| Description | FIXED IND 18UH 5A 34.4 MOHM SMD |
| Series | WE-PDF |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Nickel Zinc Ferrite (NiZn) |
| Shielding | Shielded |
| Self Resonant Frequency | 18MHz |
| Inductance Test Frequency | 100 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.252" (6.40mm) |
