74942400

Pulse Transformers Overview

The Würth Elektronik 74942400 is a WE-BMS series surface-mount audio and signal transformer designed for battery management systems. It features a shielded construction with an inductance of 450 uH and supports a voltage rating of 1500V. The component operates within a temperature range of -40°C to +125°C. Its physical dimensions are 24.52 mm in length, 15.45 mm in width, and 4.85 mm in height. The device utilizes SMD/SMT termination types and is available in Reel, Cut Tape, and MouseReel packaging formats.

Pulse Transformers Feature Summary

• Shielded design for electromagnetic interference protection
• Optimized for battery management system applications
• Surface-mount technology for automated assembly

Pulse Transformers Applications

• Battery Management Systems (BMS)
• Energy Storage Systems
• Signal isolation circuits

Pulse Transformers Procurement Notes

Verify the specific package variant required, as the component is available in Reel, Cut Tape, and MouseReel formats. Confirm that the 1500V isolation rating and 450 uH inductance align with the target circuit requirements. Ensure the operating temperature range of -40°C to +125°C meets the environmental conditions of the final application. Cross-reference the datasheet for pinout configuration before integration.

Pulse Transformers Selection Notes

Select this component when high-voltage isolation is required in compact BMS designs. The shielded structure minimizes noise coupling in sensitive signal paths. Consider the physical footprint of 24.52 x 15.45 mm for PCB layout constraints. The wide temperature range ensures reliability in harsh automotive or industrial environments. Evaluate the SMD mounting style against existing assembly capabilities.

Pulse Transformers Part Context

This part belongs to the WE-BMS series from Würth Elektronik, which specializes in transformers for energy storage and battery management applications. The series focuses on providing robust isolation and signal integrity in space-constrained designs. The 74942400 model specifically addresses the need for reliable galvanic isolation in high-voltage battery packs.

Pulse Transformers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative suppliers by matching electrical parameters such as inductance, isolation voltage, and physical dimensions.