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| PartNumber | 78FR39K-RC | 78FR39K | 78FR39K-TR-RC |
| Description | Fixed Inductors 0.39uH 10% | Fixed Inductors 0.39uH 10% | Fixed Inductors 0.39uH 10% Axial RF Choke |
| Manufacturer | Bourns | Bourns | J.W. Miller |
| Product Category | Fixed Inductors | Fixed Inductors | Fixed Inductors |
| RoHS | Y | N | Details |
| Termination Style | Axial | Axial | Axial |
| Shielding | Unshielded | - | Unshielded |
| Inductance | 390 nH | 390 nH | 390 nH |
| Tolerance | 10 % | 10 % | 10 % |
| Maximum DC Current | 1 A | 700 mA | 1 A |
| Maximum DC Resistance | 100 mOhms | 90 mOhms | 0.1 Ohms |
| Self Resonant Frequency | 310 MHz | 320 MHz | 310 MHz |
| Minimum Operating Temperature | - 55 C | - | - |
| Maximum Operating Temperature | + 105 C | - | - |
| Q Minimum | 40 | 40 | 40 |
| Test Frequency | 25 MHz | - | 25 MHz |
| Termination | - | - | - |
| Mounting Style | PCB Mount | PCB Mount | Through Hole |
| Length | 7.11 mm | 7.11 mm | 7.11 mm |
| Diameter | 2.79 mm | 2.79 mm | 2.79 mm |
| Application | RF | RF | - |
| Series | 78F | 78F | - |
| Packaging | Bulk | Bulk | Reel |
| Core Material | Ferrite | - | Ferrite |
| Product | Fixed Inductors | Fixed Inductors | RF Inductors |
| Brand | Bourns | Bourns | J.W. Miller |
| Lead Diameter | 0.51 mm | - | 0.51 mm |
| Product Type | Fixed Inductors | Fixed Inductors | - |
| Factory Pack Quantity | 5000 | 5000 | - |
| Subcategory | Inductors, Chokes & Coils | Inductors, Chokes & Coils | - |
| Operating Temperature Range | - | - | - 55 C to + 105 C |