750370047

Switching Converter, SMPS Transformers Overview

The Würth Elektronik part number 750370047 is a flyback transformer designed for DC/DC converters and SMPS applications. It features a primary voltage rating of 10 to 30 V and an auxiliary voltage of 5 V at 20 mA. The component provides 1500 Vrms isolation and operates within a frequency range of 250 to 500 kHz. The inductance is specified as 30 µH at 10 kHz. It supports surface mount installation with dimensions of 10.80 mm length, 13.35 mm width, and a maximum height of 9.27 mm. The operating temperature range spans from -40°C to +125°C.

Switching Converter, SMPS Transformers Feature Summary

• Designed specifically for LT3573, LT3574, LT3575, and LT3748 chipsets
• Provides high-voltage isolation of 1500 Vrms for safety compliance
• Optimized for switching frequencies between 250 kHz and 500 kHz

Switching Converter, SMPS Transformers Applications

• Flyback converter circuits
• DC/DC converter modules
• Switching Mode Power Supplies (SMPS)

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific datasheet version and RoHS certification status prior to integration. Confirm that the 1500 Vrms isolation rating meets the safety requirements of the target application. Ensure the operating temperature range of -40°C to +125°C aligns with the environmental conditions of the final product design.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing flyback topologies using Linear Technology or Analog Devices controllers such as the LT3573 series. It is suitable for applications requiring compact surface-mount solutions with high isolation voltage. Consider the 30 µH inductance value and 250-500 kHz frequency range for efficient power conversion designs.

Switching Converter, SMPS Transformers Part Context

This transformer belongs to the WE-FB series by Würth Elektronik, which specializes in flyback transformers for switching converters. The series is engineered to complement popular controller ICs, providing a complete magnetic solution for developers. It fits into the broader category of SMPS transformers offered by the manufacturer.

Switching Converter, SMPS Transformers Replacement Considerations

Check for direct substitutes within the WE-FB series that match the required inductance and isolation voltage. Verify compatibility with the same controller chipset if alternative part numbers are considered.