EMI Suppression Filters | Murata Manufacturing Articles

Noise Countermeasure using 3-Terminal Capacitors with Through Connection

Noise-control techniques are becoming increasingly important due to high-speed operation of ICs and electrification of automobiles.
This application note introduces examples of using the 3-terminal capacitor as a filter (feed-through connection) for radiated emission and conducted immunity.

Ceramic Capacitor
EMI Suppression Filters
Noise Suppression Products

10/06/2023

Noise suppression solutions compatible with the USB 3.2 RFI System-Level Test

RFI test has be added to USB 3.2 standard. This article introduce how to clear noise limit of USB type-C.

Noise Suppression Products
EMI Suppression Filters
USB

08/28/2023

High-Frequency Noise Suppression in Automotive Equipment Using Common Mode Choke Coils

Introduce noise suppression effect of new common mode choke coil which is effective to several MHz noise which is important to recent automotive equipment.

Noise Suppression Products
EMI Suppression Filters
Automotive

07/31/2023

Measures against Interference with 5GHz Wi-Fi in 5G Communication Environments

This article shows the mechanism of internal noise interference and noise suppression method in equipment which has both 5G communication module and Wi-Fi module.

Noise Suppression Products
EMI Suppression Filters
5GHz
Wi-Fi
5G

06/09/2023

Noise terminal voltage noise suppression using the BNX series

This article shows an example to countermeasure conductive noise which is required by CISPR11 standard for medical/healthcare application, using block type EMI filter BNX series.