B78304B1031A003

Switching Converter, SMPS Transformers Overview

The B78304B1031A003 is a surface-mount DC/DC converter transformer from the TDK Electronics B78304B series. It features an isolation voltage of 500Vrms and an inductance of 1mH at 10kHz. The component measures 8.00mm x 9.50mm with a maximum height of 5.70mm. It operates within a temperature range of -40°C to 85°C and complies with RoHS3 standards.

Switching Converter, SMPS Transformers Feature Summary

• Provides galvanic isolation for power conversion circuits
• Designed for surface-mount assembly processes
• Engineered specifically for DC/DC converter applications

Switching Converter, SMPS Transformers Applications

• Switched-mode power supplies (SMPS)
• DC/DC converter modules
• Isolated power conversion stages

Switching Converter, SMPS Transformers Procurement Notes

Verify the complete part number including the suffix A003 to ensure correct specifications. Confirm that the required isolation voltage and inductance values match the design requirements. Check the datasheet for specific winding configuration and pinout details before integration.

Switching Converter, SMPS Transformers Selection Notes

Select this component when a compact SMD transformer with 500Vrms isolation is needed. Ensure the operating temperature range of -40°C to 85°C fits the application environment. Verify that the physical dimensions fit the PCB layout constraints.

Switching Converter, SMPS Transformers Part Context

This transformer belongs to the B78304B series, which offers various inductance options for different power levels. The E6.3 core size provides a balance between power handling and footprint. It is manufactured by TDK Electronics under the EPCOS brand.

Switching Converter, SMPS Transformers Replacement Considerations

Check the B78304B1030A003 for similar form factor but verify if the electrical parameters meet the circuit requirements. Consult official substitution lists for direct replacements.