| PartNumber | SRF1280A-470M | SRF1280A-471M | SRF1280A-4R7Y |
| Description | Coupled Inductors 47uH 20% SMD 1280 AEC-Q200 | Coupled Inductors 470uH 20% SMD 1280 | Coupled Inductors 4.7uH 30% SMD 1280 |
| Manufacturer | Bourns | Bourns Inc. | Bourns Inc. |
| Product Category | Coupled Inductors | Arrays, Signal Transformers | Arrays, Signal Transformers |
| RoHS | Y | - | - |
| Series | SRF1280A | Automotive, AEC-Q200, SRF1280A | Automotive, AEC-Q200, SRF1280A |
| Inductance Parallel | 47 uH | - | - |
| Inductance Series | 188 uH | - | - |
| Tolerance | 20 % | ±20% | ±30% |
| Maximum DC Current | 2.95 A | 0.85 A | 8.25 A |
| Maximum DC Resistance | 89.8 mOhms | 865 mOhms | 13.5 mOhms |
| Length | 12.5 mm | 12.5 mm | 12.5 mm |
| Width | 12.5 mm | 12.5 mm | 12.5 mm |
| Height | 8 mm | 0.315" (8.00mm) | 0.315" (8.00mm) |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Qualification | AEC-Q200 | AEC-Q200 | - |
| Packaging | Reel | Digi-ReelR Alternate Packaging | Digi-ReelR Alternate Packaging |
| Core Material | Ferrite | Ferrite | Ferrite |
| Product | Coupled Inductors | Power Inductors | Power Inductors |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Type | AEC-Q200 Dual-Winding Shielded Power Inductors | AEC-Q200 Dual-Winding Shielded Power Inductors | AEC-Q200 Dual-Winding Shielded Power Inductors |
| Brand | Bourns | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Product Type | Coupled Inductors | - | - |
| Factory Pack Quantity | 400 | - | - |
| Subcategory | Inductors, Chokes & Coils | - | - |
| Unit Weight | 0.144623 oz | 0.144623 oz | 0.144623 oz |
| Operating Temperature Range | - | - 40 C to + 125 C | - 40 C to + 125 C |
| Package Case | - | Nonstandard | Nonstandard |
| Operating Temperature | - | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | - | Surface Mount | Surface Mount |
| Size Dimension | - | 0.492" L x 0.492" W (12.50mm x 12.50mm) | 0.492" L x 0.492" W (12.50mm x 12.50mm) |
| Shielding | - | Shielded | Shielded |
| Number of Coils | - | 2 | 2 |
| Inductance Connected In Series | - | 1.88mH | 18.8μH |
| Inductance Connected In Parallel | - | 470μH | 4.7μH |
| Current Rating Parallel | - | 850mA | 8.25A |
| Current Rating Series | - | 427mA | 4.13A |
| Current Saturation Parallel | - | 1.68A | 16.5A |
| Current Saturation Series | - | 838mA | 8.24A |
| DC Resistance DCR Parallel | - | 865 mOhm Max | 13.5 mOhm Max |
| DC Resistance DCR Series | - | 3.3 Ohm Max | 50 mOhm Max |
| Inductance Parallel | - | 470 uH | 4.7 uH |
| Inductance Series | - | 1.88 mH | 18.8 uH |