750311839

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 750311839 is a flyback transformer designed for DC/DC converter applications within the WE-FB series. It features a primary voltage rating of 36 to 72 V and provides 1500 Vrms isolation. The component has an inductance of 200 µH at 100 kHz and operates at a frequency of 190 kHz. Its surface-mount package measures 9.78 mm in length, 9.14 mm in width, and 10.69 mm in maximum height. The unit supports a working temperature range from -40°C to 125°C.

Switching Converter, SMPS Transformers Feature Summary

• Designed specifically for flyback converter topologies in switching power supplies
• Provides high electrical safety with 1500 Vrms isolation voltage
• Optimized for operation at 190 kHz switching frequencies
• Compatible with LT3512 controller architectures

Switching Converter, SMPS Transformers Applications

• Flyback converter designs
• DC/DC converter modules
• SMPS transformer implementations

Switching Converter, SMPS Transformers Procurement Notes

Verify the manufacturer part number 750311839 against official Würth Elektronik documentation to ensure authenticity. Confirm that the received components match the specified WE-FB series characteristics, including the 200 µH inductance and 190 kHz frequency rating. Check for physical integrity of the surface-mount package dimensions (9.78 x 9.14 x 10.69 mm) and ensure compliance with the stated -40°C to 125°C operating temperature range before integration into production systems.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing flyback converters requiring 36 to 72 V primary input and robust 1500 Vrms isolation. It is suitable for applications utilizing the LT3512 controller or similar architectures. Consider the 200 µH inductance value and 190 kHz operating frequency for magnetic design compatibility. Ensure the PCB layout accommodates the specific SMD footprint dimensions of 9.78 mm by 9.14 mm.

Switching Converter, SMPS Transformers Part Context

This transformer belongs to the Würth Elektronik WE-FB series, which offers standardized solutions for switch-mode power supply designs. The series targets efficient energy transfer in isolated DC/DC conversion applications. Components in this line are engineered for reliability in industrial and commercial environments, supporting wide temperature operations and high isolation requirements typical of modern power electronics.

Switching Converter, SMPS Transformers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify direct replacements only through official Würth Elektronik cross-reference tools or updated datasheets.