| PartNumber | 77F390J-TR-RC | 77F391J | 77F391J-TR-RC |
| Description | Fixed Inductors Inductor, Axial Conformal Coa | Fixed Inductors 390uH 10% | Fixed Inductors 390uH 10% |
| Manufacturer | Bourns | - | Bourns Inc. |
| Product Category | Fixed Inductors | - | Fixed Inductors |
| RoHS | Y | - | - |
| Termination Style | Axial | - | Axial |
| Tolerance | 5 % | - | ±5% |
| Maximum DC Resistance | 590 mOhms | - | 7 Ohms |
| Termination | - | - | - |
| Mounting Style | PCB Mount | - | Through Hole |
| Length | 10.41 mm | - | 10.41 mm |
| Diameter | 3.99 mm | - | 3.99 mm |
| Application | RF | - | - |
| Series | 77F | - | 77F |
| Core Material | Ferrite | - | Ferrite |
| Product | Fixed Inductors | - | RF Inductors |
| Brand | Bourns | - | - |
| Product Type | Fixed Inductors | - | - |
| Factory Pack Quantity | 5000 | - | - |
| Subcategory | Inductors, Chokes & Coils | - | - |
| Type | - | - | Wirewound |
| Packaging | - | - | Tape & Reel (TR) |
| Current Rating | - | - | 133mA |
| Operating Temperature Range | - | - | - 55 C to + 105 C |
| Package Case | - | - | Axial |
| Operating Temperature | - | - | -55°C ~ 105°C |
| Mounting Type | - | - | Through Hole |
| Size Dimension | - | - | 0.157" Dia x 0.410" L (3.99mm x 10.41mm) |
| Height Seated Max | - | - | - |
| Ratings | - | - | - |
| Shielding | - | - | Unshielded |
| Test Frequency | - | - | 0.79 MHz |
| Inductance | - | - | 390μH |
| DC Resistance DCR | - | - | 7.5 Ohm Max |
| Material Core | - | - | Ferrite |
| Current Saturation | - | - | - |
| Q Freq | - | - | 55 @ 796kHz |
| Frequency Self Resonant | - | - | 2MHz |
| Frequency Test | - | - | 796kHz |
| Maximum DC Current | - | - | 133 mA |
| Self Resonant Frequency | - | - | 2.4 MHz |
| Q Minimum | - | - | 65 |