| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
173 pcs
|
173 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
| Category | |
| Manufacturer Name | |
| AEC Qualified | |
| Ambient Temperature | |
| Automotive Grade | |
| Current | |
| Current Rating (Amps) | |
| DC Resistance (DCR) | |
| Frequency | |
| Halogen Free | |
| Height | |
| Inductance | |
| Length | |
| Material | |
| Mounting Type | |
| Operating Temperature | |
| Operating Voltage | |
| Performance Rated Current | |
| Ratings | |
| Saturation Current @ 30% | |
| Shielding | |
| Supplier Device Package | |
| Tape & Reel | |
| Tolerance | |
| Type | |
| Width |
The Würth Elektronik 7447779004 is a robust, shielded SMT power inductor from the WE-PD series. It features a ferrite core and a wirewound drum core construction, providing an inductance of 4.7 µH with a tolerance of ±20%.
Key electrical specifications include a rated current of 3.16 A (based on a 40 K temperature rise) and a maximum DC resistance of 32 mΩ. The component also offers a typical self-resonant frequency of 37 MHz and a maximum operating voltage of 120 V. It is qualified to AEC-Q200 Grade 1, making it suitable for automotive applications.
The inductor is housed in a 7345 (7.30 mm x 7.30 mm x 4.50 mm) nonstandard package for surface mount assembly. It is shielded to minimize electromagnetic interference and operates over a temperature range of -40°C to +125°C.
| Qty | Low | High |
|---|---|---|
| 1+ | $2.21 | $2.21 |
| 10+ | $1.34 | $1.34 |
| 25+ | $1.33 | $1.33 |
| 50+ | $1.27 | $1.27 |
| 100+ | $1.24 | $1.24 |
| 250+ | $1.23 | $1.23 |
| 500+ | $1.20 | $1.20 |
| 1,000+ | $0.75 | $0.75 |
| 2,000+ | $0.73 | $0.73 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The inductance is 4.7 µH with a tolerance of ±20%, measured at 1 kHz / 250 mV.
The rated current is 3.16 A maximum, based on a 40 K temperature rise.
The typical DC resistance is 28 mΩ, with a maximum of 32 mΩ at 20 °C.
The typical self-resonant frequency is 37 MHz.
The component is in a 7345 package, measuring 7.30 mm x 7.30 mm with a maximum height of 4.50 mm.
Yes, it is AEC-Q200 Grade 1 qualified.
The operating temperature range is -40°C to +125°C.