750343803

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 750343803 is a flyback transformer designed for AC/DC converter applications. It features an isolation rating of 3750V and operates at a frequency of 450kHz. The component utilizes surface mount technology and incorporates the RM8 core geometry. It is engineered for use with the UCC28780 controller, providing a specific inductance value of 75µH to support efficient power conversion in switching mode power supply designs.

Switching Converter, SMPS Transformers Feature Summary

• Engineered specifically for integration with the UCC28780 controller IC
• Provides high voltage isolation capability for safety compliance
• Utilizes RM8 core geometry optimized for high-frequency operation

Switching Converter, SMPS Transformers Applications

• AC/DC converter circuits
• Switching Mode Power Supply (SMPS) designs
• Flyback converter topologies

Switching Converter, SMPS Transformers Procurement Notes

Verify the exact datasheet version and electrical parameters against the manufacturer's official documentation prior to design finalization. Confirm that the surface mount footprint matches the PCB layout requirements. Ensure compatibility with the intended UCC28780 controller implementation and validate thermal performance within the target operating environment.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing flyback converters requiring 3750V isolation and 450kHz operation. It is specifically matched for use with the UCC28780 controller. Consider the surface mount package constraints and RM8 core size during mechanical layout planning. This part is suitable for applications demanding high efficiency and compact form factors in AC/DC power stages.

Switching Converter, SMPS Transformers Part Context

This transformer belongs to Würth Elektronik's MID-OLTI series of offline transformers. These components are pre-matched to specific controller families to simplify design processes. The 750343803 variant is tailored for the UCC28780, ensuring optimal magnetic coupling and performance characteristics without requiring extensive custom winding calculations by the end user.

Switching Converter, SMPS Transformers Replacement Considerations

Direct substitutes must match the 75µH inductance, 3750V isolation, 450kHz frequency, and RM8 package dimensions. Verify pinout compatibility and thermal ratings. Cross-reference with Würth Elektronik's official replacement guides or equivalent specifications from other manufacturers if sourcing alternatives.