7508151501

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 7508151501 is a flyback transformer designed for DC/DC converters and SMPS applications. It features through-hole mounting with dimensions of 13.80mm x 23.90mm and a maximum height of 11.13mm. The component provides 4500Vrms isolation and operates at 70kHz. Primary voltage ranges from 255 to 275V, while the auxiliary winding delivers 14V at 20mA. Inductance is 1.78mH at 70kHz. Operating temperature spans -40°C to 125°C.

Switching Converter, SMPS Transformers Feature Summary

• Provides high-voltage isolation rated at 4500Vrms for safety in switch-mode power supplies.
• Engineered specifically for flyback converter topologies within DC/DC conversion systems.
• Includes an auxiliary winding to support controller feedback and regulation circuits.

Switching Converter, SMPS Transformers Applications

• Flyback converter designs
• DC/DC converter modules
• Switch-mode power supply (SMPS) units

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific datasheet version to confirm pinout compatibility and electrical tolerances before integration. Ensure the selected variant matches the required primary voltage range of 255-275VAC. Confirm that the through-hole package dimensions fit the target PCB footprint. Check for any recent product change notifications regarding material or manufacturing site updates.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing flyback converters requiring robust isolation and auxiliary power generation. It is suitable for applications utilizing Texas Instruments UCC287xx and UCC289xx controller families. Consider the 70kHz operating frequency and thermal performance within the -40°C to 125°C range during system planning.

Switching Converter, SMPS Transformers Part Context

This part belongs to the WE-UNIT MID-OLTI series by Würth Elektronik. These transformers are optimized for offline and isolated DC/DC applications. The series emphasizes reliability and compact design for industrial and commercial power electronics.

Switching Converter, SMPS Transformers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing controller ICs such as the UCC287xx or UCC289xx series if considering alternative components.

Switching Converter, SMPS Transformers FAQ

What is the isolation voltage rating?

The component offers an isolation voltage of 4500Vrms.

Which controller families is this transformer planned for?

It is planned for use with Texas Instruments UCC287xx and UCC289xx chipsets.