| Part Number | 78F101J | 77F101J | 
|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | 
| Category | Fixed Inductors | Fixed Inductors | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Type | Drum Core, Wirewound | Drum Core, Wirewound | 
| Material - Core | Ferrite | Ferrite | 
| Inductance | 100 µH | 100 µH | 
| Tolerance | ±5% | ±5% | 
| Current Rating (Amps) | 125 mA | 275 mA | 
| Current - Saturation (Isat) | - | - | 
| Shielding | Unshielded | Unshielded | 
| DC Resistance (DCR) | 3.5Ohm Max | 1.8Ohm Max | 
| Q @ Freq | 60 @ 2.5MHz | 30 @ 796kHz | 
| Frequency - Self Resonant | 5.5MHz | 4.8MHz | 
| Ratings | - | - | 
| Operating Temperature | -55°C ~ 105°C | -55°C ~ 105°C | 
| Inductance Frequency - Test | 2.5 MHz | 796 kHz | 
| Features | - | - | 
| Mounting Type | Through Hole | Through Hole | 
| Package / Case | Axial | Axial | 
| Supplier Device Package | - | - | 
| Size / Dimension | 0.110" Dia x 0.280" L (2.79mm x 7.11mm) | 0.157" Dia x 0.410" L (3.99mm x 10.41mm) | 
| Height - Seated (Max) | - | - |