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| Part Number | SDR0503-821KL | SDR0403-821KL | SDR0503-121KL | SDR0503-221KL | SDR0503-820KL |
|---|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Active | Active | Active | Active | Active |
| Type | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound |
| Material - Core | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite |
| Inductance | 820 µH | 820 µH | 120 µH | 220 µH | 82 µH |
| Tolerance | ±10% | ±10% | ±10% | ±10% | ±10% |
| Current Rating (Amps) | 120 mA | 100 mA | 370 mA | 250 mA | 420 mA |
| Current - Saturation (Isat) | 155mA | 150mA | 450mA | 340mA | 520mA |
| Shielding | Unshielded | Unshielded | Unshielded | Unshielded | Unshielded |
| DC Resistance (DCR) | 10Ohm Max | 12Ohm Max | 1.7Ohm Max | 2.5Ohm Max | 880mOhm Max |
| Q @ Freq | 40 @ 796kHz | 38 @ 796kHz | 40 @ 796kHz | 35 @ 796kHz | 15 @ 2.52MHz |
| Frequency - Self Resonant | 3MHz | 2.5MHz | 8MHz | 6MHz | 10MHz |
| 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) |
