750310849

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 750310849 is a flyback transformer designed for AC/DC switching mode power supplies. It features through-hole mounting and provides 4000Vrms isolation voltage. The component operates within a temperature range of -40°C to 125°C. Primary input voltage supports 85 to 265VAC. Inductance is specified at 900µH measured at 10kHz. Physical dimensions are 21.00mm in length, 25.00mm in width, with a maximum installation height of 16.13mm.

Switching Converter, SMPS Transformers Feature Summary

• Engineered specifically for flyback converter topologies in AC/DC applications
• Provides high-voltage isolation capability rated at 4000Vrms
• Supports wide operating temperature environments from -40°C to 125°C

Switching Converter, SMPS Transformers Applications

• AC/DC converters
• Switching Mode Power Supplies (SMPS)
• Flyback converters

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific datasheet revision against the manufacturing date code to ensure compliance with recent material changes. Confirm that the required inductance tolerance and isolation ratings align with the target circuit design specifications before finalizing procurement orders.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing isolated power supplies requiring high creepage and clearance distances. Ensure the PCB footprint matches the 21.00mm x 25.00mm dimensions. Verify thermal management requirements given the 125°C maximum operating limit and the specific inductance value at 10kHz.

Switching Converter, SMPS Transformers Part Context

This part belongs to the MID-OLPI series of transformers from Würth Elektronik. It is often associated with controller chipsets such as those from Power Integrations. The component serves as a critical magnetic element in offline switch-mode power conversion architectures.

Switching Converter, SMPS Transformers Replacement Considerations

Cross-reference with other MID-OLPI series variants. Check for identical pinout configurations and electrical parameters. Verify mechanical compatibility with existing PCB layouts.

Switching Converter, SMPS Transformers FAQ

What is the isolation voltage rating?

The component provides an isolation voltage of 4000Vrms.

What is the inductance specification?

The inductance is 900µH when measured at a frequency of 10kHz.