Description
FIXED IND 33UH 640MA 540 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SDR0403-330KL.
SDR0403-330KL has an inductance value of 33 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.
SDR0403-330KL 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.
SDR0403-330KL lists a DC resistance of 540mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SDR0403-330KL 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 | 33 µH |
| Tolerance | ±10% |
| Current Rating | 640 mA |
| DC Resistance (DCR) | 540mOhm Max |
| Saturation Current | 990mA |
| Operating Temperature | -40°C ~ 125°C |
| Dimensions | 0.177" L x 0.157" W (4.50mm x 4.00mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Bourns Inc. |
| Description | FIXED IND 33UH 640MA 540 MOHM |
| Series | SDR0403 |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Q @ Frequency | 23 @ 2.52MHz |
| Self Resonant Frequency | 15MHz |
| Inductance Test Frequency | 1 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.138" (3.50mm) |
