Description
FIXED IND 820UH 450MA 2.4 OHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SRR1240-821K.
SRR1240-821K has an inductance value of 820 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.
SRR1240-821K is rated for 450 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
SRR1240-821K lists a DC resistance of 2.4Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SRR1240-821K 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 | 820 µH |
| Tolerance | ±10% |
| Current Rating | 450 mA |
| DC Resistance (DCR) | 2.4Ohm Max |
| Saturation Current | 420mA |
| Operating Temperature | -40°C ~ 125°C |
| Dimensions | 0.492" L x 0.492" W (12.50mm x 12.50mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Bourns Inc. |
| Description | FIXED IND 820UH 450MA 2.4 OHM |
| Series | SRR1240 |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Shielded |
| Q @ Frequency | 10 @ 796kHz |
| Self Resonant Frequency | 3.5MHz |
| Inductance Test Frequency | 100 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.177" (4.50mm) |
