Description
FIXED IND 820UH 510MA 1.34 OHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 74477128.
74477128 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.
74477128 is rated for 510 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
74477128 lists a DC resistance of 1.34Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
74477128 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 | ±20% |
| Current Rating | 510 mA |
| DC Resistance (DCR) | 1.34Ohm Max |
| Saturation Current | 600mA |
| Operating Temperature | -40°C ~ 125°C |
| Dimensions | 0.472" L x 0.472" W (12.00mm x 12.00mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Würth Elektronik |
| Description | FIXED IND 820UH 510MA 1.34 OHM |
| Series | WE-PD |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Manganese Zinc Ferrite (MnZn) |
| Shielding | Shielded |
| Self Resonant Frequency | 2.1MHz |
| Ratings | AEC-Q200 |
| Inductance Test Frequency | 1 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.236" (6.00mm) |
