Surface mount fixed inductor featuring 39µH inductance with a 15% tolerance, designed for power applications. This wirewound component utilizes a ferrite core and offers a current rating of 940mA with a DC resistance of 320mΩ. Operating within a temperature range of -40°C to 125°C, it is packaged in tape and reel for automated assembly. The inductor has a saturation current of 1.1A and a self-resonant frequency of 12MHz.
Wurth Electronics 744774139 technical specifications.
| Package/Case | Nonstandard |
| Core Material | Ferrite |
| Current Rating | 940mA |
| DC Resistance (DCR) | 320mR |
| Height | 4.5mm |
| Height - Seated (Max) | 0.191inch |
| Inductance | 39uH |
| Inductance Tolerance | 15% |
| Lead Free | Lead Free |
| Length | 0.228inch |
| Max DC Current | 940mA |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Mount | Surface Mount |
| Package Quantity | 1 |
| Packaging | Tape and Reel |
| Reach SVHC Compliant | Unknown |
| Resistance | 320mR |
| RMS Current (Irms) | 940mA |
| RoHS Compliant | Yes |
| Saturation Current | 1.1A |
| Self Resonant Frequency | 12MHz |
| Series | WE-PD2 |
| Shielding | Unshielded |
| Termination | SMD/SMT |
| Test Frequency | 10kHz |
| Tolerance | 15% |
| Width | 5.2mm |
| RoHS | Compliant |
Download the complete datasheet for Wurth Electronics 744774139 to view detailed technical specifications.
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