78931812505

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 78931812505 is a surface-mount push-pull transformer designed for DC/DC converters and SMPS applications. It features an inductance of 86 µH at 10 kHz, operates at a frequency of 420 kHz, and provides 2500 V isolation voltage. The component supports a primary voltage of 5 V and has a current rating of 750 mA. Its physical dimensions are 9.25 mm x 8.30 mm x 4.34 mm, suitable for compact board mounting.

Switching Converter, SMPS Transformers Feature Summary

• Designed specifically for push-pull converter topologies
• Provides high isolation voltage for safety-critical circuits
• Optimized for high-frequency operation at 420 kHz
• Surface mount package for automated assembly

Switching Converter, SMPS Transformers Applications

• DC/DC converter modules
• Switched-mode power supplies (SMPS)
• Industrial control systems
• Automotive electronics (AEC-Q200 qualified)

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific datasheet revision and RoHS compliance status before integration. Confirm that the 750 mA current rating and 2500 V isolation meet your system's electrical requirements. Ensure the 420 kHz operating frequency aligns with your controller specifications. Check for any recent Product Change Notices (PCN) regarding material or manufacturing updates.

Switching Converter, SMPS Transformers Selection Notes

Select this component when a compact push-pull transformer with high isolation is required. The 86 µH inductance and 5 V primary voltage make it suitable for low-voltage, high-efficiency power stages. Consider the 420 kHz frequency for balancing size and performance. Verify thermal management needs given the 125°C maximum operating temperature.

Switching Converter, SMPS Transformers Part Context

This part belongs to the WE-PSPA series of gate drive and push-pull transformers from Würth Elektronik. These components are engineered for robust performance in demanding power conversion environments. The series emphasizes reliability and compact form factors for modern electronic designs.

Switching Converter, SMPS Transformers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult Würth Elektronik directly for equivalent alternatives within the WE-PSPA series or other compatible transformer families.