750813551

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 750813551 is a surface-mount flyback transformer designed for AC/DC converters, specifically optimized for LED driver applications. It belongs to the WE-OLEE series and operates at frequencies between 80 kHz and 200 kHz. The component features an inductance of 1.5 mH and provides electrical isolation of 3000 Vrms. It is rated for a primary voltage range of 78 V to 375 V and includes an auxiliary winding delivering 16 V at 50 mA. The unit measures 13.80 mm by 23.90 mm with a maximum height of 11.13 mm and functions within a temperature range of -40°C to 125°C.

Switching Converter, SMPS Transformers Feature Summary

• Designed specifically for offline switch-mode power supplies used in LED lighting applications
• Provides high-voltage isolation between primary and secondary circuits for safety compliance
• Optimized for flyback converter topologies operating within the 80 kHz to 200 kHz frequency range

Switching Converter, SMPS Transformers Applications

• LED driver circuits
• Offline switch-mode power supplies (SMPS)
• General electronic equipment requiring isolated DC-DC conversion

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific manufacturer part number against official datasheets before procurement, as distributor listings may contain conflicting descriptions or lead times. Confirm that the required inductance value of 1.5 mH aligns with your circuit design specifications. Ensure compatibility with surface-mount assembly processes given the package dimensions. Check for any recent Product Change Notifications regarding material or marking updates from Würth Elektronik.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing LED drivers that require a flyback topology with significant isolation requirements. The 1.5 mH inductance is suitable for specific power levels and switching frequencies within the 80-200 kHz range. Consider the physical footprint of 13.80 mm x 23.90 mm for PCB layout constraints. The wide operating temperature range supports industrial or outdoor environmental conditions.

Switching Converter, SMPS Transformers Part Context

This transformer is part of Würth Elektronik's WE-OLEE series, which focuses on offline flyback transformers for SMPS applications. The series is engineered to meet efficiency and size requirements for modern power electronics. Würth Elektronik manufactures these components to support various global standards for electronic equipment safety and performance.

Switching Converter, SMPS Transformers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult Würth Elektronik directly for equivalent alternatives if this specific model is unavailable.