PA4339.501NLT

Common Mode Chokes Overview

The PA4339.501NLT is a surface-mount common mode choke manufactured by Pulse Electronics. It features an inductance of 4 µH at 100 kHz and supports a maximum DC current of 5 A. The component exhibits a maximum DC resistance of 10 mOhms and provides a common mode impedance of 350 Ohms at 100 MHz. Its self-resonant frequency is 124 MHz. The device operates within a temperature range of -40°C to +125°C.

Common Mode Chokes Feature Summary

• Dual-line configuration for effective noise suppression on paired signal or power lines
• Shielded construction designed to minimize electromagnetic interference emissions
• Surface-mount package optimized for automated PCB assembly processes

Common Mode Chokes Applications

• High-speed data interface protection
• Power line filtering in compact electronic modules
• Noise suppression in automotive communication systems

Common Mode Chokes Procurement Notes

Verify the specific impedance value and current rating against the latest official datasheet before integration, as specifications may vary by revision. Confirm that the surface-mount footprint matches the target PCB layout dimensions. Ensure thermal management strategies account for the maximum operating temperature of +125°C during high-current operation.

Common Mode Chokes Selection Notes

Select this component when dual-line noise attenuation is required in space-constrained designs. The low DC resistance minimizes voltage drop across power lines, while the high impedance at 100 MHz ensures effective high-frequency noise rejection. Consider the 5 A current rating to ensure adequate margin for peak load conditions without saturation.

Common Mode Chokes Part Context

This part belongs to the PA4339 series of surface-mount common mode chokes from Pulse Electronics. The series is engineered for applications requiring robust EMI suppression in small form factors. The 'NLT' suffix typically denotes tape-and-reel packaging suitable for high-volume manufacturing environments.

Common Mode Chokes Replacement Considerations

Consult manufacturer cross-reference lists for verified substitutes. Ensure any replacement maintains identical inductance, current handling, and physical footprint compatibility.