Surface mount fixed inductor featuring 3.9µH inductance with a 20% tolerance, designed for high-frequency applications. This unshielded, wirewound ferrite core component operates with a 540mA current rating and a DC resistance of 250mΩ. It offers a Q factor of 20 at 1MHz, a self-resonant frequency of 35MHz, and a saturation current of 1.35A. Packaged in a 1210 (3225 metric) case, it supports surface mount termination and operates within a temperature range of -40°C to 125°C.
Package1210
Current Rating540mA
MountingSurface Mount
Inductance3.9uH
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Technical Specifications
Wurth Electronics 7440320039 technical specifications.
General
| Case Code (Imperial) | 1210 |
| Case Code (Metric) | 3225 |
| Package/Case | 1210 |
| Core Material | Ferrite |
| Current Rating | 540mA |
| DC Resistance (DCR) | 250mR |
| Height | 0.078inch |
| Height - Seated (Max) | 0.091inch |
| Inductance | 3.9uH |
| Inductance Tolerance | 20% |
| Length | 0.126inch |
| Max DC Current | 540mA |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Mount | Surface Mount |
| Package Quantity | 1 |
| Packaging | Tape and Reel |
| Q Factor | 20 |
| Reach SVHC Compliant | No |
| RMS Current (Irms) | 540mA |
| RoHS Compliant | Yes |
| Saturation Current | 1.35A |
| Self Resonant Frequency | 35MHz |
| Series | WE-LQ |
| Shielding | Unshielded |
| Termination | SMD/SMT |
| Test Frequency | 1MHz |
| Tolerance | 20% |
| Weight | 0.000564oz |
| Width | 2.5mm |
Compliance
| RoHS | Compliant |
Datasheet
Wurth Electronics 7440320039 Datasheet
Download the complete datasheet for Wurth Electronics 7440320039 to view detailed technical specifications.
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