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| Part Number | PM74SB-221K-RC | PM74SB-271K-RC | PM74SB-121K-RC |
|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Active | Active | Active |
| Type | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound |
| Material - Core | Ferrite | Ferrite | Ferrite |
| Inductance | 220 µH | 270 µH | 120 µH |
| Tolerance | ±10% | ±10% | ±10% |
| Current Rating (Amps) | 360 mA | 330 mA | 490 mA |
| Current - Saturation (Isat) | 550mA | 530mA | 630mA |
| Shielding | Shielded | Shielded | Shielded |
| DC Resistance (DCR) | 1.18Ohm Max | 1.3Ohm Max | 680mOhm Max |
| Q @ Freq | - | - | - |
| Frequency - Self Resonant | 5MHz | 4MHz | 7MHz |
| Ratings | - | - | - |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Inductance Frequency - Test | 100 kHz | 100 kHz | 100 kHz |
| Features | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | Nonstandard | Nonstandard | Nonstandard |
| Supplier Device Package | - | - | - |
| Size / Dimension | 0.307" L x 0.276" W (7.80mm x 7.00mm) | 0.307" L x 0.276" W (7.80mm x 7.00mm) | 0.307" L x 0.276" W (7.80mm x 7.00mm) |
| Height - Seated (Max) | 0.193" (4.90mm) | 0.193" (4.90mm) | 0.193" (4.90mm) |
