750370228

Switching Converter, SMPS Transformers Overview

The Würth Elektronik part number 750370228 is an offline flyback transformer belonging to the WE-OLSTM series. It is designed for AC/DC switching mode power supply applications with a through-hole mounting style. The component features a primary voltage rating of 18 V to 30 V and a secondary voltage rating of 5 V. It supports a power rating of 5 W with a secondary current rating of 1 A. The inductance is specified at 30 uH, and it provides a high isolation voltage of 4000 Vrms. The physical dimensions are 9.78 mm in length, 9.14 mm in width, and 10.54 mm in height.

Switching Converter, SMPS Transformers Feature Summary

• Provides 4000 Vrms isolation for safety-critical offline applications
• Optimized for flyback converter topologies in SMPS designs
• Supports single primary and single secondary winding configurations

Switching Converter, SMPS Transformers Applications

• Offline flyback power converters
• AC/DC switching mode power supplies
• General purpose isolated power conversion systems

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific datasheet version and electrical parameters against the manufacturer's official documentation before integration. Confirm that the through-hole package dimensions and pinout align with the target PCB layout. Ensure the operating temperature range meets the environmental requirements of the final assembly. Cross-reference the isolation voltage ratings with system safety standards.

Switching Converter, SMPS Transformers Selection Notes

Select this component for designs requiring robust isolation between primary and secondary circuits in low-power offline applications. The 30 uH inductance and 5 W power rating suit compact power adapters. Consider the 4000 Vrms isolation capability for compliance with strict safety regulations. Evaluate the thermal performance within the -40 C to +125 C operating range during prototype testing.

Switching Converter, SMPS Transformers Part Context

This transformer is part of the WE-OLSTM series from Würth Elektronik, specialized for offline flyback applications. The series targets efficient power conversion in isolated DC-DC and AC-DC contexts. It complements other passive components in the manufacturer's portfolio for complete power supply solutions. The design focuses on reliability and high isolation performance for industrial and consumer electronics.

Switching Converter, SMPS Transformers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.