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1 pcs | On Request | 1 | On Request | On Request | 19+ | On Request | On Request |
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The WE 7447709330 is a surface-mount (SMT) shielded power inductor from Würth Elektronik. It offers a nominal inductance of 33 µH with a ±20% tolerance, tested at 1 kHz and 250 mV. The rated current (IR,40K) is 4.2 A maximum, with a performance rated current (IRP,40K) of 5.5 A maximum under specific PCB conditions. Saturation current is rated at 5.5 A typical at 10% |ΔL/L| and 6.8 A typical at 30% |ΔL/L|.
Electrical resistance (DCR) is 37 mΩ typical and 45 mΩ maximum at 20 °C. The self-resonant frequency is 8.5 MHz typical, and it can operate up to 120 V. The operating temperature range is -40 °C to +125 °C.
This inductor is designed for general electronic equipment and is AEC-Q200 Grade 1 qualified, indicating suitability for automotive applications. It comes in a 1210 package size with dimensions of 12.0 x 12.0 x 10.0 mm. The recommended land pattern dimensions are 7.0 x 2.9 x 5.4 x 12.8 mm.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.39 | $0.39 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The inductance is 33 µH with a tolerance of ±20%.
The rated current (IR,40K) is 4.2 A maximum, and the performance rated current (IRP,40K) is 5.5 A maximum.
The DC resistance is 37 mΩ typical and 45 mΩ maximum at 20 °C.
The self-resonant frequency is 8.5 MHz typical.
The dimensions are 12.0 x 12.0 x 10.0 mm.
The operating temperature range is -40 °C to +125 °C.
Yes, it is RoHS3 Compliant.
The Moisture Sensitivity Level is 1.