Description
FIXED IND 1.8UH 640MA 140 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 7440320018.
7440320018 has an inductance value of 1.8 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.
7440320018 is rated for 640 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
7440320018 lists a DC resistance of 140mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
7440320018 uses a package or case of 1210 (3225 Metric). Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 1.8 µH |
| Tolerance | ±20% |
| Current Rating | 640 mA |
| DC Resistance (DCR) | 140mOhm Max |
| Saturation Current | 2A |
| Operating Temperature | -40°C ~ 125°C |
| Dimensions | 0.126" L x 0.098" W (3.20mm x 2.50mm) |
| Case / Size | 1210 (3225 Metric) |
| Package / Case | 1210 (3225 Metric) |
| Supplier | Würth Elektronik |
| Description | FIXED IND 1.8UH 640MA 140 MOHM |
| Series | WE-LQ |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Q @ Frequency | 20 @ 1MHz |
| Self Resonant Frequency | 60MHz |
| Inductance Test Frequency | 1 MHz |
| Mounting Type | Surface Mount |
| Supplier Device Package | 1210 |
| Height - Seated (Max) | 0.091" (2.30mm) |
