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| PartNumber | 78F121J | 78F121J-RC | 78F121J-TR-RC |
| Description | Fixed Inductors 120uH 5% | Fixed Inductors 120uH 5% | Fixed Inductors 120uH 5% Axial RF Choke |
| Manufacturer | Bourns | Bourns | J.W. Miller |
| Product Category | Fixed Inductors | Fixed Inductors | Fixed Inductors |
| RoHS | N | Y | - |
| Termination Style | Axial | Axial | - |
| Inductance | 120 uH | 120 uH | - |
| Tolerance | 5 % | 5 % | - |
| Maximum DC Current | 100 mA | 160 mA | - |
| Maximum DC Resistance | 3.8 Ohms | 4.7 Ohms | - |
| Self Resonant Frequency | 5.4 MHz | 5.4 MHz | - |
| Q Minimum | 60 | 60 | - |
| Termination | - | - | - |
| Mounting Style | PCB Mount | PCB Mount | - |
| Length | 7.11 mm | 7.11 mm | - |
| Diameter | 2.79 mm | 2.79 mm | - |
| Application | RF | RF | - |
| Series | 78F | 78F | - |
| Packaging | Bulk | Bulk | - |
| Product | Fixed Inductors | Fixed Inductors | - |
| Brand | Bourns | Bourns | - |
| Product Type | Fixed Inductors | Fixed Inductors | - |
| Factory Pack Quantity | 5000 | 5000 | - |
| Subcategory | Inductors, Chokes & Coils | Inductors, Chokes & Coils | - |
| Unit Weight | 0.005291 oz | 0.005291 oz | - |
| Shielding | - | Unshielded | - |
| Minimum Operating Temperature | - | - 55 C | - |
| Maximum Operating Temperature | - | + 105 C | - |
| Test Frequency | - | 0.79 MHz | - |
| Core Material | - | Ferrite | - |
| Lead Diameter | - | 0.51 mm | - |