Description
FIXED IND 680UH 320MA 4.63 OHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SPD74-684M.
SPD74-684M has an inductance value of 680 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.
SPD74-684M is rated for 320 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
SPD74-684M lists a DC resistance of 4.63Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SPD74-684M 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 | 680 µH |
| Tolerance | ±20% |
| Current Rating | 320 mA |
| DC Resistance (DCR) | 4.63Ohm Max |
| Saturation Current | 320mA |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.287" L x 0.287" W (7.30mm x 7.30mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Delevan |
| Description | FIXED IND 680UH 320MA 4.63 OHM |
| Series | SPD74 |
| Product Status | Obsolete |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Shielded |
| Inductance Test Frequency | 1 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.185" (4.70mm) |
| Features | https://www.digikey.com/en/products/detail/delevan/SPD74-684M/505246 |