| PartNumber | IRF03ST390K | IRF03ST331K | IRF03ST391K |
| Description | Fixed Inductors IRF-3 39 10% RJ4 | Fixed Inductors IRF-3 330 10% RJ4 | Fixed Inductors IRF-3 390 10% RJ4 |
| Manufacturer | Vishay | Vishay | Vishay |
| Product Category | Fixed Inductors | Fixed Inductors | Fixed Inductors |
| Termination Style | Axial | Axial | Axial |
| Maximum DC Resistance | 137 mOhms | 137 mOhms | 137 mOhms |
| Termination | - | - | - |
| Mounting Style | PCB Mount | PCB Mount | PCB Mount |
| Application | Power | Power | Power |
| Series | IRF-3 | IRF-3 | IRF-3 |
| Product | Fixed Inductors | Fixed Inductors | Fixed Inductors |
| Brand | Vishay | Vishay | Vishay |
| Product Type | Fixed Inductors | Fixed Inductors | Fixed Inductors |
| Subcategory | Inductors, Chokes & Coils | Inductors, Chokes & Coils | Inductors, Chokes & Coils |
| Unit Weight | 0.021164 oz | 0.021164 oz | 0.021164 oz |