74942301

Pulse Transformers Overview

The Würth Elektronik 74942301 is a surface-mount SMPS transformer designed for Battery Management Systems (BMS). It belongs to the WE-BMS series and features a 1:1 turns ratio with a primary inductance of 450μH. The component offers an isolation voltage of 4.3 kV and a primary resistance of 450mΩ. It operates within a temperature range of -40°C to +125°C and complies with AEC-Q200 standards, ensuring reliability for automotive applications.

Pulse Transformers Feature Summary

• Designed specifically for Battery Management System (BMS) applications
• High isolation voltage capability of 4.3 kV for safety
• Complies with AEC-Q200 automotive qualification standards
• Surface mount construction for automated assembly

Pulse Transformers Applications

• Battery Management Systems (BMS)
• Automotive electronic equipment
• General electronic equipment requiring high isolation

Pulse Transformers Procurement Notes

Verify the specific ordering suffix and package variant against the official datasheet before procurement. Confirm that the component meets the required AEC-Q200 qualification level for your specific application environment. Check current availability status as lead times may vary. Ensure storage conditions align with manufacturer recommendations to maintain component integrity prior to soldering.

Pulse Transformers Selection Notes

Select this component when a BMS-specific transformer with high isolation voltage is required. The 450μH inductance and 1:1 ratio suit specific signal or power transfer needs in automotive contexts. Consider the -40°C to +125°C operating range for harsh environments. Verify footprint compatibility with PCB design constraints before finalizing the selection.

Pulse Transformers Part Context

This part belongs to the WE-BMS series by Würth Elektronik, focusing on components for battery management systems. The series emphasizes automotive-grade reliability and compact surface-mount designs. The 74942301 model represents a standard solution for isolated interfaces within BMS architectures, balancing performance with space efficiency.

Pulse Transformers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult Wurth Elektronik directly for cross-reference information if alternative sourcing is necessary.