Description
FIXED IND 180UH 390MA 1 OHM SMD
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SRR4028-181Y.
SRR4028-181Y has an inductance value of 180 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.
SRR4028-181Y is rated for 390 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
SRR4028-181Y lists a DC resistance of 1Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SRR4028-181Y 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 | 180 µH |
| Tolerance | ±30% |
| Current Rating | 390 mA |
| DC Resistance (DCR) | 1Ohm Max |
| Saturation Current | 230mA |
| 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 | Bourns Inc. |
| Description | FIXED IND 180UH 390MA 1 OHM SMD |
| Series | SRR4028 |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Shielded |
| Q @ Frequency | 13.86 @ 796kHz |
| Self Resonant Frequency | 7MHz |
| Inductance Test Frequency | 100 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.118" (3.00mm) |
