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| Part Number | PM105-271K-RC | PM105-471K-RC | PM105-221K-RC | PM105-270K-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 | 270 µH | 470 µH | 220 µH | 27 µH |
| Tolerance | ±10% | ±10% | ±10% | ±10% |
| Current Rating (Amps) | 570 mA | 420 mA | 660 mA | 1.75 A |
| Current - Saturation (Isat) | 1A | 800mA | 1.1A | 3.4A |
| Shielding | Unshielded | Unshielded | Unshielded | Unshielded |
| DC Resistance (DCR) | 970mOhm | 1.48Ohm | 730mOhm | 110mOhm |
| Q @ Freq | 12 @ 796kHz | 12 @ 796kHz | 12 @ 796kHz | 25 @ 2.52MHz |
| Frequency - Self Resonant | 3.5MHz | 2.5MHz | 3.8MHz | 11MHz |
| Ratings | - | - | - | - |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Inductance Frequency - Test | 1 kHz | 1 kHz | 1 kHz | 1 kHz |
| Features | - | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | Nonstandard | Nonstandard | Nonstandard | Nonstandard |
| Supplier Device Package | - | - | - | - |
| Size / Dimension | 0.386" L x 0.386" W (9.80mm x 9.80mm) | 0.386" L x 0.386" W (9.80mm x 9.80mm) | 0.386" L x 0.386" W (9.80mm x 9.80mm) | 0.386" L x 0.386" W (9.80mm x 9.80mm) |
| Height - Seated (Max) | 0.228" (5.80mm) | 0.228" (5.80mm) | 0.228" (5.80mm) | 0.228" (5.80mm) |
