750811512

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 750811512 is an offline transformer belonging to the MID-OLEFD series, designed for board-mount applications in flyback converters. It operates within a primary voltage range of 120 to 375V and features an auxiliary voltage of 20V. The component supports switching frequencies between 68kHz and 120kHz with an input voltage range of 85-265V. Electrical specifications at 25°C indicate a DC resistance of 1.234 ohms ±10% for one winding and 0.197 ohms ±10% for another.

Switching Converter, SMPS Transformers Feature Summary

• Engineered specifically for use in flyback converter topologies
• Supports wide input voltage ranges suitable for universal AC applications
• Optimized for high-frequency operation up to 120kHz

Switching Converter, SMPS Transformers Applications

• Flyback power supply designs
• DC/DC converter modules
• Offline power conversion systems

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific datasheet version when sourcing, as electrical characteristics may vary by revision. Confirm that the application circuit matches the specified primary and auxiliary voltage ratings. Ensure thermal management aligns with the transformer's operational limits. Cross-reference the part number with official Würth Elektronik documentation to confirm current production status and availability before finalizing procurement plans.

Switching Converter, SMPS Transformers Selection Notes

Select this component for flyback applications requiring robust performance across wide input voltage ranges. Consider the operating frequency range of 68-120kHz when designing magnetic components. Verify that the physical dimensions fit the target PCB layout. Evaluate thermal requirements based on the specified DC resistance values to ensure efficient heat dissipation during continuous operation.

Switching Converter, SMPS Transformers Part Context

This transformer is part of the MID-OLEFD series from Würth Elektronik, which focuses on compact, high-performance solutions for power electronics. The series is designed to meet the demands of modern offline power supplies, offering reliable isolation and efficient energy transfer. It serves as a critical component in converting AC mains power to regulated DC outputs for various electronic devices.

Switching Converter, SMPS Transformers Replacement Considerations

Consult official Würth Elektronik documentation for confirmed substitute part numbers. Generic replacements may not match the specific electrical parameters or physical footprint required for flyback converter designs.