Surface mount shielded wirewound power inductor with 3.9µH inductance and 30% tolerance. Features a ferrite core, 6.35A maximum DC current, and 0.015 Ohm DC resistance. Operates from -40°C to 125°C with a Q factor of 14 at 100kHz. Dimensions are 12.5mm length, 12.5mm width, and 4mm height. Packaged in tape and reel.
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Bourns SRR1240-3R9Y technical specifications.
| Package/Case | Nonstandard |
| Core Material | Ferrite |
| DC Resistance (DCR) | 15mR |
| Height | 4mm |
| Inductance | 3.9uH |
| Inductance Tolerance | 30% |
| Lead Pitch | 7mm |
| Length | 12.5mm |
| Max DC Current | 6.35A |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Mount | Surface Mount |
| Packaging | Tape and Reel |
| Q Factor | 14 |
| Reach SVHC Compliant | No |
| RMS Current (Irms) | 6.35A |
| RoHS Compliant | Yes |
| Saturation Current | 6.2A |
| Self Resonant Frequency | 39MHz |
| Series | SRR1240 |
| Shielding | Shielded |
| Termination | SMD/SMT |
| Test Frequency | 100kHz |
| Tolerance | 30% |
| Width | 12.5mm |
| RoHS | Compliant |
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