Description
FIXED IND 220UH 479MA 1.23 OHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for DRA73-221-R.
DRA73-221-R has an inductance value of 220 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.
DRA73-221-R is rated for 479 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
DRA73-221-R lists a DC resistance of 1.23Ohm. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
DRA73-221-R 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 | 220 µH |
| Tolerance | ±20% |
| Current Rating | 479 mA |
| DC Resistance (DCR) | 1.23Ohm |
| Saturation Current | 510mA |
| Operating Temperature | -40°C ~ 165°C |
| Dimensions | 0.299" L x 0.299" W (7.60mm x 7.60mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Eaton - Electronics Division |
| Description | FIXED IND 220UH 479MA 1.23 OHM |
| Series | DRA |
| Product Status | Active |
| Type / Construction | Wirewound |
| Shielding | Shielded |
| Ratings | AEC-Q200 |
| Inductance Test Frequency | 100 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.140" (3.55mm) |
