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| Part Number | SDR0503-681KL | SDR0403-681KL | SDR0503-181KL | SDR0503-680KL | SDR0503-681K |
|---|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Active | Active | Active | Active | Obsolete |
| Type | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound |
| Material - Core | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite |
| Inductance | 680 µH | 680 µH | 180 µH | 68 µH | 680 µH |
| Tolerance | ±10% | ±10% | ±10% | ±10% | ±10% |
| Current Rating (Amps) | 140 mA | 110 mA | 300 mA | 450 mA | 140 mA |
| Current - Saturation (Isat) | 160mA | 160mA | 350mA | 600mA | 160mA |
| Shielding | Unshielded | Unshielded | Unshielded | Unshielded | Unshielded |
| DC Resistance (DCR) | 7.5Ohm Max | 8.6Ohm Max | 2.3Ohm Max | 760mOhm Max | 7.5Ohm Max |
| Q @ Freq | 30 @ 796kHz | 40 @ 796kHz | 40 @ 796kHz | 20 @ 2.52MHz | 30 @ 796kHz |
| Frequency - Self Resonant | 4MHz | 2.8MHz | 7MHz | 12MHz | 4MHz |
| Ratings | - | - | - | - | - |
| Operating Temperature | -40°C ~ 125°C | -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 | 1 kHz |
| Features | - | - | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | Nonstandard | Nonstandard | Nonstandard | Nonstandard | Nonstandard |
| Supplier Device Package | - | - | - | - | - |
| Size / Dimension | 0.197" L x 0.189" W (5.00mm x 4.80mm) | 0.177" L x 0.157" W (4.50mm x 4.00mm) | 0.197" L x 0.189" W (5.00mm x 4.80mm) | 0.197" L x 0.189" W (5.00mm x 4.80mm) | 0.197" L x 0.189" W (5.00mm x 4.80mm) |
| Height - Seated (Max) | 0.130" (3.30mm) | 0.138" (3.50mm) | 0.130" (3.30mm) | 0.130" (3.30mm) | 0.130" (3.30mm) |
