4700-008TLF

Overview

The 4700-008TLF is a surface-mount EMI/RFI filter component manufactured by Tusonix, a subsidiary of CTS Electronic Components. It functions as an LC (Pi) network filter with a center inductance of 0.1µH and capacitance of 4000pF. The device provides an attenuation value of 52dB at 100MHz. It is RoHS3 compliant and Pb-free. The component is designed for high-frequency noise suppression in electronic circuits.

Feature Summary

• Integrates LC Pi-filter topology for effective EMI/RFI suppression
• Provides significant signal attenuation at high frequencies
• Surface-mount design for automated assembly

Applications

• High-speed digital circuit noise filtering
• Power line filtering in sensitive electronics
• Signal integrity enhancement in communication modules

Procurement Notes

Verify RoHS3 compliance status and Pb-free certification with the manufacturer or authorized distributor before procurement. Confirm that the specific batch meets environmental regulations required for your region. Ensure the supplier is an authorized channel to guarantee component authenticity and traceability. Check for any specific handling requirements during storage and transportation.

Selection Notes

Select this component when a compact surface-mount solution is required for combined inductive and capacitive filtering. The 0.1µH inductance and 4000pF capacitance values are suitable for attenuating high-frequency interference. Consider the physical footprint and mounting orientation relative to other board components. Verify that the attenuation characteristics meet the specific EMI/RFI standards applicable to the end product.

Part Context

This part belongs to the 4700 series of feed-through and surface-mount filters from Tusonix/CTS. These components are engineered for robust performance in demanding environments. The series offers various configurations to address different filtering needs across industrial, automotive, and consumer electronics applications.

Replacement Considerations

Direct substitutes may include other surface-mount Pi-filter networks with similar L and C values. Verify electrical parameters such as inductance, capacitance, and attenuation curves. Ensure mechanical compatibility regarding package dimensions and terminal configuration.