PA2741NL

Common Mode Chokes Overview

The PA2741NL is a surface-mount common mode choke manufactured by Pulse Electronics. It features a toroidal core design with an inductance of 94 µH and a rated current of 1.1 A. The component has a maximum DC resistance of 60 mΩ and operates within a temperature range of -40°C to +125°C. Its physical dimensions are 9.1 mm x 8.9 mm x 3.8 mm, suitable for compact PCB layouts.

Common Mode Chokes Feature Summary

• Surface mount toroidal construction for reliable PCB integration
• High inductance value effective for noise suppression
• Automotive-grade thermal stability up to 125°C

Common Mode Chokes Applications

• Automotive electronic circuit protection
• Common mode noise filtering in signal lines
• Power supply input/output interference suppression

Common Mode Chokes Procurement Notes

Verify the specific datasheet version before procurement, as manufacturers may update specifications or packaging options. Confirm that the non-tape reel suffix matches your assembly requirements. Check for any product change notifications regarding material composition or manufacturing location changes to ensure compliance with project standards.

Common Mode Chokes Selection Notes

Select this component when a compact toroidal form factor is required for high-frequency noise attenuation. Ensure the 1.1 A current rating meets the circuit's operational demands without saturation. Consider the 60 mΩ DC resistance impact on voltage drop in low-voltage applications compared to lower-resistance alternatives.

Common Mode Chokes Part Context

This part belongs to Pulse Electronics' SMT Common Mode Choke family, designed for automotive and industrial applications. It complements similar models like PM2741NL, offering a balance between size constraints and electromagnetic interference performance. The series supports various inductance values tailored for different filtering needs.

Common Mode Chokes Replacement Considerations

PA2741NLT serves as the tape-and-reel variant of this component. Verify pin compatibility and mechanical footprint equivalence when substituting with other manufacturers' parts to ensure seamless integration into existing designs.