Description
FIXED IND 3.9UH 1.72A 60 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 7440430039.
7440430039 has an inductance value of 3.9 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.
7440430039 is rated for 1.72 A. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
7440430039 lists a DC resistance of 60mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
7440430039 uses a package or case of 1919 (4848 Metric). Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 3.9 µH |
| Tolerance | ±30% |
| Current Rating | 1.72 A |
| DC Resistance (DCR) | 60mOhm Max |
| Saturation Current | 1.65A |
| Operating Temperature | -40°C ~ 125°C |
| Dimensions | 0.189" L x 0.189" W (4.80mm x 4.80mm) |
| Case / Size | 1919 (4848 Metric) |
| Package / Case | 1919 (4848 Metric) |
| Supplier | Würth Elektronik |
| Description | FIXED IND 3.9UH 1.72A 60 MOHM |
| Series | WE-TPC |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Shielded |
| Q @ Frequency | - |
| Self Resonant Frequency | 55MHz |
| Ratings | - |
| Inductance Test Frequency | 100 kHz |
| Mounting Type | Surface Mount |
| Supplier Device Package | 4828 |
| Height - Seated (Max) | 0.118" (3.00mm) |
| Features | - |
