NFL18ST506H1A3D

Overview

The NFL18ST506H1A3D is a compact EMI suppression filter manufactured by Murata Electronics, designed for noise reduction in electronic circuits. It features an LC (T) filter circuit topology with a cutoff frequency of 50 MHz. The component has a capacitance of 110 pF and an inductance of 350 nH. It operates within a voltage rating of 10 V and a current rating of 75 mA. The device is housed in a 0603 (1608 metric) surface-mount package measuring 1.6 mm x 0.8 mm x 0.6 mm. It supports a wide operating temperature range from -55°C to +125°C.

Feature Summary

• Compact physical dimensions suitable for space-constrained designs
• Steep attenuation characteristics for effective noise suppression
• High reliability across extended industrial temperature ranges

Applications

• General purpose signal line filtering
• In-vehicle infotainment systems
• Noise reduction in sensitive electronic circuits

Procurement Notes

Verify the lifecycle status before procurement as this component may be obsolete or subject to discontinuation notices. Confirm that the 0603 footprint matches the target PCB design. Ensure the 10V rating and 75mA current limit meet the specific circuit requirements. Check for available replacement parts if long-term supply stability is required.

Selection Notes

Select this component when a low-profile EMI filter is needed for high-frequency noise suppression. The 0603 package offers a balance between performance and board space. Consider the 50 MHz cutoff frequency to ensure it aligns with the signal bandwidth requirements. Verify compatibility with standard SMT assembly processes for the specified terminal type.

Part Context

This part belongs to the NFL series of EMI filters from Murata Electronics. The series is known for providing efficient noise suppression in small form factors. The NFL18ST506H1A3D specifically targets applications requiring robust filtering in limited spaces, such as automotive and portable electronics.

Replacement Considerations

Check for direct substitutes within the NFL series with similar electrical parameters. Verify pinout compatibility if replacing on existing boards. Consult manufacturer obsolescence notices for recommended alternative part numbers.