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| Part Number | RL855-221K | RL855-222K | RL855-271K | RL855-821K | RL875-221K | RL855-121K | RL855-220K |
|---|---|---|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Type | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound |
| Material - Core | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite |
| Inductance | 220 µH | 2.2 mH | 270 µH | 820 µH | 220 µH | 120 µH | 22 µH |
| Tolerance | ±10% | ±10% | ±10% | ±10% | ±10% | ±10% | ±10% |
| Current Rating (Amps) | 540 mA | 180 mA | 490 mA | 310 mA | 570 mA | 760 mA | 1.7 A |
| Current - Saturation (Isat) | - | - | - | - | - | - | - |
| Shielding | Unshielded | Unshielded | Unshielded | Unshielded | Unshielded | Unshielded | Unshielded |
| DC Resistance (DCR) | 1.04Ohm Max | 11.1Ohm Max | 1.28Ohm Max | 3.82Ohm Max | 630mOhm Max | 590mOhm Max | 120mOhm Max |
| Q @ Freq | - | - | - | - | - | - | - |
| Frequency - Self Resonant | - | - | - | - | - | - | - |
| Ratings | - | - | - | - | - | - | - |
| Operating Temperature | -30°C ~ 100°C | -30°C ~ 100°C | -30°C ~ 100°C | -30°C ~ 100°C | -30°C ~ 100°C | -30°C ~ 100°C | -30°C ~ 100°C |
| Inductance Frequency - Test | 1 kHz | 1 kHz | 1 kHz | 1 kHz | 1 kHz | 1 kHz | 2.52 MHz |
| Features | - | - | - | - | - | - | - |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | Radial, Vertical Cylinder (Open) | Radial, Vertical Cylinder (Open) | Radial, Vertical Cylinder (Open) | Radial, Vertical Cylinder (Open) | Radial, Vertical Cylinder (Open) | Radial, Vertical Cylinder (Open) | Radial, Vertical Cylinder (Open) |
| Supplier Device Package | - | - | - | - | - | - | - |
| Size / Dimension | 0.307" Dia (7.80mm) | 0.307" Dia (7.80mm) | 0.307" Dia (7.80mm) | 0.307" Dia (7.80mm) | 0.307" Dia (7.80mm) | 0.307" Dia (7.80mm) | 0.307" Dia (7.80mm) |
| Height - Seated (Max) | 0.217" (5.50mm) | 0.217" (5.50mm) | 0.217" (5.50mm) | 0.217" (5.50mm) | 0.217" (5.50mm) | 0.217" (5.50mm) | 0.217" (5.50mm) |
