750310471

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 750310471 is a flyback transformer designed for DC/DC converters, specifically optimized for Linear Technology LT3573, LT3574, LT3575, and LT3748 chipsets. It features a single primary winding and provides 1500Vrms isolation voltage. The component operates within an input voltage range of 9 to 30V and includes an auxiliary output of 5V at 20mA. It has an inductance of 25µH measured at 10kHz. The device supports surface mount installation with dimensions of 13.34mm x 15.24mm and a maximum height of 11.56mm. It functions reliably between -40°C and +125°C.

Switching Converter, SMPS Transformers Feature Summary

• Provides high-voltage isolation of 1500Vrms for safe isolated power design applications.
• Engineered specifically for compatibility with LT3573, LT3574, LT3575, and LT3748 switching controllers.
• Integrates an auxiliary winding delivering 5V at 20mA for biasing or sensing purposes.

Switching Converter, SMPS Transformers Applications

• Isolated power supply designs
• Sensor interface circuits
• Telecommunications equipment

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific datasheet revision and pinout configuration against the target PCB layout before integration. Confirm that the operating temperature range meets the environmental requirements of the final assembly. Ensure the mounting style aligns with the available surface mount processes. Cross-reference the auxiliary winding specifications to validate compatibility with downstream circuitry requirements.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing isolated flyback converters using Linear Technology LT35xx series controllers. It is suitable for applications requiring robust galvanic isolation and precise auxiliary voltage generation. Consider the physical footprint constraints and thermal management needs associated with the specified operating temperature range during the initial design phase.

Switching Converter, SMPS Transformers Part Context

This part belongs to the WE-FB series of flyback transformers from Würth Elektronik. These components are tailored for switch-mode power supplies and offer standardized solutions for common controller architectures. The series emphasizes reliability and ease of integration into compact electronic systems requiring isolated power conversion capabilities.

Switching Converter, SMPS Transformers Replacement Considerations

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