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74458003 is listed in the Fixed Inductors range at ChipApex. The manufacturer field lists Würth Elektronik. Its product description is FIXED IND 3.3UH 6.2A 18 MOHM SMD. Review the specifications below when checking this part for your BOM.
Fixed Inductors specifications for 74458003
- Description：FIXED IND 3.3UH 6.2A 18 MOHM SMD
- Series：WE-PD4
- Mfr：Würth Elektronik
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Drum Core, Wirewound
- Material - Core：Ferrite
- Inductance：3.3 µH
- Tolerance：±20%
- Current Rating (Amps)：6.2 A
- Current - Saturation (Isat)：15.8A
- Shielding：Unshielded
- DC Resistance (DCR)：18mOhm Max
- Q @ Freq：-
- Frequency - Self Resonant：34MHz
- Ratings：-
- Operating Temperature：-40°C ~ 125°C
- Inductance Frequency - Test：100 kHz
- Mounting Type：Surface Mount
- Package / Case：Nonstandard
- Supplier Device Package：-
- Size / Dimension：0.730" L x 0.600" W (18.54mm x 15.24mm)
- Height - Seated (Max)：0.280" (7.11mm)
- Features：-
Fixed Inductors datasheet and documents for 74458003
Fixed Inductors Overview
The Würth Elektronik 74458003 is a surface-mount power inductor from the WE-PD4 series. It features an unshielded wirewound design with a ferrite core, suitable for high-current applications. The component provides an inductance of 3.3 µH with a tolerance of ±20%. It supports a maximum DC current of 6.2 A and a saturation current of 15.8 A. The maximum DC resistance is 18 mΩ. Operating temperature ranges from -40°C to +125°C, with dimensions of 18.54 mm length, 15.24 mm width, and 7.11 mm height.
Fixed Inductors Feature Summary
- Unshielded wirewound construction utilizing a ferrite core for robust magnetic performance.
- High saturation current capability of 15.8 A for demanding power supply environments.
- Low DC resistance of 18 mΩ to minimize conduction losses.
- Wide operating temperature range supporting -40°C to +125°C.
Fixed Inductors Applications
- DC-DC converter output filtering
- Power supply input stages
- General-purpose power electronics
Fixed Inductors Procurement Notes
Verify the specific manufacturer part number against official Wurth Elektronik documentation to ensure accuracy. Confirm that the required electrical parameters, including inductance, current ratings, and physical dimensions, align with the target circuit design requirements before finalizing procurement decisions.
Fixed Inductors Selection Notes
Select this component when a high saturation current of 15.8 A is required alongside a low DC resistance of 18 mΩ. The unshielded design necessitates careful PCB layout consideration regarding electromagnetic interference. Ensure the application environment remains within the specified -40°C to +125°C operational temperature range.
Fixed Inductors Part Context
This component belongs to the WE-PD4 series of fixed power inductors manufactured by Würth Elektronik. The series is characterized by its wirewound technology and unshielded configuration, designed specifically for surface-mount applications requiring high current handling capabilities in compact form factors.
Fixed Inductors Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Consult official manufacturer documentation for potential cross-reference options or alternative series components.
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