750311590

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 750311590 is a surface-mount flyback transformer designed for DC/DC converters within the WE-FB series. It features an inductance of 8µH at 150kHz and supports primary voltages from 20V to 48V with an auxiliary voltage of 10V. The component provides 1500Vrms isolation and operates between -40°C and 125°C. Measuring 27.03mm x 32.31mm with a maximum height of 13.82mm, it is intended for use with Linear Technology chipsets including LT3573, LT3574, LT3575, and LT3748.

Switching Converter, SMPS Transformers Feature Summary

• Engineered specifically for flyback converter topologies in switch-mode power supplies
• Provides high-voltage isolation capability for safety-critical circuit separation
• Optimized for compatibility with specific Linear Technology controller families

Switching Converter, SMPS Transformers Applications

• DC/DC converter modules utilizing LT3573 controllers
• Power supply designs based on LT3574 architecture
• Systems employing LT3575 switching regulators
• Applications requiring LT3748 chipset integration

Switching Converter, SMPS Transformers Procurement Notes

Verify that the procurement order specifies the exact manufacturer part number 750311590 to ensure correct component identification. Confirm that the received units match the WE-FB series specifications and are compatible with the intended Linear Technology controller family. Check packaging integrity for surface-mount devices and validate RoHS compliance documentation upon receipt to meet environmental standards.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing flyback converters requiring 8µH inductance at 150kHz. Ensure the application utilizes one of the specified Linear Technology chipsets such as LT3573 or LT3748. Verify that the PCB layout accommodates the 27.03mm by 32.31mm footprint and that the operating temperature range meets the -40°C to 125°C requirement for the target environment.

Switching Converter, SMPS Transformers Part Context

This transformer belongs to the WE-FB series by Würth Elektronik, specialized for board-mounted applications in power electronics. It serves as a critical magnetic component in isolated DC/DC conversion systems, providing necessary galvanic isolation and energy storage for efficient power transfer in compact industrial and commercial power supply designs.

Switching Converter, SMPS Transformers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Designers should consult official manufacturer resources for cross-reference data before considering alternative components.