| PartNumber | SDR0403-560KL | SDR0403-561KL | SDR0403-4R7ML |
| Description | Fixed Inductors 56uH 10% SMD 0403 | Fixed Inductors 560uH 10% SMD 0403 | Fixed Inductors 4.7uH 20% SMD 0403 |
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Category | Fixed Inductors | Fixed Inductors | Fixed Inductors |
| Series | SDR0403 | SDR0403 | SDR0403 |
| Product | Power Inductors | - | Power Inductors |
| Type | Wirewound | Wirewound | Wirewound |
| Packaging | Digi-ReelR Alternate Packaging | Tape & Reel (TR) | Digi-ReelR Alternate Packaging |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Current Rating | 500mA | 120mA | 1.7A |
| Termination Style | SMD/SMT | - | SMD/SMT |
| Height | 3.2 mm | - | 3.2 mm |
| Package Case | Nonstandard | Nonstandard | Nonstandard |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Size Dimension | 0.177" L x 0.157" W (4.50mm x 4.00mm) | 0.177" L x 0.157" W (4.50mm x 4.00mm) | 0.177" L x 0.157" W (4.50mm x 4.00mm) |
| Tolerance | ±10% | ±10% | ±20% |
| Height Seated Max | 0.126" (3.20mm) | 0.126" (3.20mm) | 0.126" (3.20mm) |
| Ratings | - | - | - |
| Diameter | 4.5 mm | - | 4.5 mm |
| Shielding | Unshielded | Unshielded | Unshielded |
| Inductance | 56μH | 560μH | 4.7μH |
| DC Resistance DCR | 940 mOhm Max | 7.8 Ohm Max | 94 mOhm Max |
| Material Core | Ferrite | Ferrite | Ferrite |
| Current Saturation | 740mA | 180mA | 2.6A |
| Q Freq | 20 @ 2.52MHz | 50 @ 796kHz | 28 @ 7.96MHz |
| Frequency Self Resonant | 12MHz | 2.8MHz | 50MHz |
| Frequency Test | 1kHz | 1kHz | 1kHz |
| Maximum DC Current | 500 mA | - | 1.7 A |
| Maximum DC Resistance | 940 mOhms | - | 94 mOhms |
| Self Resonant Frequency | 12 MHz | - | 50 MHz |
| Q Minimum | 20 | - | 28 |