750341455

Overview

The Würth Elektronik 750341455 is a specialty planar transformer designed for DC/DC converter applications, specifically supporting forward and push-pull topologies. It features an inductance of 300µH at 100kHz and operates within a frequency range of 200 to 700kHz. The component provides 750VAC isolation voltage and is rated for surface mount installation with dimensions of 26.67mm x 29.30mm x 10.62mm. It functions reliably across a temperature range of -40°C to +125°C and complies with RoHS standards.

Feature Summary

• Engineered for high-frequency switching power supplies operating between 200 and 700kHz
• Provides robust electrical isolation suitable for isolated DC/DC converter designs
• Utilizes planar construction technology for efficient surface mount integration

Applications

• Forward topology DC/DC converters
• Push-pull topology DC/DC converters
• Switched-mode power supply (SMPS) transformers

Procurement Notes

Verify the specific datasheet revision date prior to ordering, as manufacturer documentation updates may occur. Confirm that the 300µH inductance specification aligns with the target circuit design requirements. Ensure the 750VAC isolation rating meets the safety standards required for the intended application environment. Cross-reference the physical footprint dimensions against the PCB layout to guarantee proper assembly fit.

Selection Notes

Select this component when designing isolated power stages requiring planar transformer benefits such as low profile and consistent magnetic performance. The specified operating temperature range supports demanding industrial or automotive environments. Consider the 200-700kHz frequency window to ensure compatibility with the chosen controller's switching speed. Validate that the mechanical height constraints of the system can accommodate the maximum installed height of the device.

Part Context

This part belongs to the Würth Elektronik WE-FW series of specialty transformers. These components are engineered to support modern power management architectures by offering compact form factors alongside high reliability. The series targets applications where space efficiency and thermal performance are critical design drivers for power conversion systems.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.