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| Part Number | 78F221J-RC | 78F821J-RC | 78F121J-RC | 78F220J-RC |
|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Active | Active | Active | Active |
| Type | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound |
| Material - Core | Ferrite | Ferrite | Ferrite | Ferrite |
| Inductance | 220 µH | 820 µH | 120 µH | 22 µH |
| Tolerance | ±5% | ±5% | ±5% | ±5% |
| Current Rating (Amps) | 130 mA | 65 mA | 160 mA | 285 mA |
| Current - Saturation (Isat) | - | - | - | - |
| Shielding | Unshielded | Unshielded | Unshielded | Unshielded |
| DC Resistance (DCR) | 6.8Ohm Max | 27.5Ohm Max | 4.7Ohm Max | 1.2Ohm Max |
| Q @ Freq | 60 @ 790kHz | 60 @ 790kHz | 60 @ 790kHz | 50 @ 2.5MHz |
| Frequency - Self Resonant | 4MHz | 1.5MHz | 5.4MHz | 13MHz |
| Ratings | - | - | - | - |
| Operating Temperature | -55°C ~ 105°C | -55°C ~ 105°C | -55°C ~ 105°C | -55°C ~ 105°C |
| Inductance Frequency - Test | 790 kHz | 790 kHz | 790 kHz | 2.5 MHz |
| Features | - | - | - | - |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | Axial | Axial | Axial | Axial |
| Supplier Device Package | - | - | - | - |
| Size / Dimension | 0.110" Dia x 0.280" L (2.79mm x 7.11mm) | 0.110" Dia x 0.280" L (2.79mm x 7.11mm) | 0.110" Dia x 0.280" L (2.79mm x 7.11mm) | 0.110" Dia x 0.280" L (2.79mm x 7.11mm) |
| Height - Seated (Max) | - | - | - | - |
