749252030

Current Sense Transformers Overview

The Würth Elektronik 749252030 is a WE-CST current sense transformer designed for surface mount applications. It features an inductance of 74 µH and supports a maximum current of 7 A. The device has a turns ratio of 1:30 and a secondary DC resistance of 0.8 ohms. Operating at frequencies up to 1 MHz, it provides precise current monitoring capabilities within a compact form factor suitable for modern electronic assemblies.

Current Sense Transformers Feature Summary

• Surface mount construction for automated PCB assembly
• High frequency operation capability up to 1 MHz
• Integrated magnetic core for efficient current sensing

Current Sense Transformers Applications

• Current monitoring in switching power supplies
• Overcurrent protection circuits
• DC-DC converter feedback loops

Current Sense Transformers Procurement Notes

Verify the specific manufacturer part number against official Wurth Elektronik documentation to ensure authenticity. Confirm that the received components match the specified electrical parameters and physical dimensions. Check for any recent updates to the RoHS compliance status or manufacturing origin details provided by the supplier.

Current Sense Transformers Selection Notes

Select this component when a surface mount current sense transformer with a 1:30 ratio is required. Ensure the application current does not exceed 7 A and the operating frequency aligns with the 1 MHz specification. Verify that the 0.8 ohm secondary resistance fits the circuit design constraints.

Current Sense Transformers Part Context

This component belongs to the WE-CST series of current sense transformers from Würth Elektronik. These devices are engineered for high-performance current monitoring in compact electronic designs. The series offers various inductance and ratio options to suit different power management requirements.

Current Sense Transformers Replacement Considerations

Consult official Wurth Elektronik documentation for verified substitute part numbers. Do not assume cross-compatibility with other manufacturers' current sense transformers without validating electrical and mechanical specifications.