750811644

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 750811644 is a through-hole offline flyback transformer from the MID-OLEFD series, designed for AC/DC converter applications. It features an inductance of 800µH at 10kHz and operates within a frequency range of 68 to 120kHz. The component provides 4500Vrms isolation voltage and supports primary voltages between 120V and 375V. It functions reliably across a temperature range of -40°C to 125°C, with a maximum installation height of 14.00mm.

Switching Converter, SMPS Transformers Feature Summary

• Designed for offline flyback converter topologies
• Provides high dielectric isolation strength
• Optimized for surface-mount or through-hole PCB integration

Switching Converter, SMPS Transformers Applications

• Offline AC/DC power supplies
• Flyback converter circuits
• General electronic equipment power stages

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific package type and pin configuration against the official datasheet before ordering, as lead times may vary. Confirm that the 800µH inductance tolerance aligns with your circuit design requirements. Ensure the 4500Vrms isolation rating meets safety standards for your target application region. Cross-reference the manufacturer part number to avoid confusion with similar SMD variants in the same series.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing offline flyback converters requiring through-hole mounting. The 800µH inductance and 4500Vrms isolation make it suitable for general-purpose AC/DC conversion. Consider the operating temperature range and physical dimensions to ensure compatibility with your enclosure constraints. Verify that the primary voltage range matches your input supply specifications.

Switching Converter, SMPS Transformers Part Context

This transformer belongs to the WE-OLEFD series, which offers various configurations for offline applications. It complements other models like 750811611 (SMD) and 750811616 by providing a through-hole option. The series is characterized by high reliability and compliance with international safety standards for isolated power conversion.

Switching Converter, SMPS Transformers Replacement Considerations

Direct substitutes include other Würth Elektronik MID-OLEFD transformers with matching inductance and isolation ratings. Check equivalent parts from other manufacturers only if they meet the exact electrical parameters and mechanical footprint requirements.

Switching Converter, SMPS Transformers FAQ

What is the inductance value of the 750811644?

The inductance is 800µH measured at 10kHz with 100mV test conditions.

Does this component support through-hole mounting?

Yes, the 750811644 is specifically designed for through-hole installation on PCBs.