750312557

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 750312557 is a surface-mount flyback transformer designed for DC/DC converters within the WE-FB MID-FLYLT series. It features 1500Vrms isolation and operates at a frequency of 70kHz. The component has an inductance of 300µH measured at 10kHz, with a primary voltage range of 36 to 72V. It supports an operating temperature from -40°C to 125°C. The package dimensions are 10.16mm x 13.36mm with a maximum height of 8.69mm.

Switching Converter, SMPS Transformers Feature Summary

• Provides high-voltage isolation of 1500Vrms for safety-critical applications
• Optimized for LT8300 controller integration to minimize external components
• Compact surface-mount footprint reduces board space requirements

Switching Converter, SMPS Transformers Applications

• Flyback converter circuits
• DC/DC power supply modules
• SMPS transformer implementations

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific ordering suffix against the manufacturer datasheet to ensure correct packaging configuration, as options include Tape & Reel, Cut Tape, and Digi-Reel. Confirm that the target application voltage and current ratings align with the component's 300µH inductance and 1500Vrms isolation specifications before finalizing procurement orders.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing flyback topologies requiring 1500Vrms isolation and compatibility with Linear Technology LT8300 controllers. Ensure the PCB layout accommodates the 10.16mm x 13.36mm SMT package and verify thermal management capabilities for the -40°C to 125°C operating range during system integration.

Switching Converter, SMPS Transformers Part Context

This part belongs to the WE-FB MID-FLYLT series, which provides standardized solutions for flyback converters. The series emphasizes design simplicity by reducing the need for additional external magnetic components, allowing engineers to achieve efficient power conversion with minimal board area consumption.

Switching Converter, SMPS Transformers Replacement Considerations

Consult official substitution lists for compatible flyback transformers within the WE-FB series or equivalent offerings from other manufacturers that match the 300µH inductance, 1500Vrms isolation, and LT8300 controller compatibility.