村田DSS1NB3系列引線型三端電容器，也稱濾波電容。

EMI是Electro Magnetic Interference的首字母縮寫，意為電磁干擾。也就是說，EMI濾波器是一種為了消除電磁干擾的濾波器。

本系列是插件結構，常用包裝為袋裝Q55B方式，引腳長度25mm,每袋250PCS。

標準電壓50V-100V，電流6A，容值范圍22PF-100NF

尺寸如下：

長度8.5mm，寬度3.5mm，厚度7.5mm

常用的型號有：

DSS1NB31H104Q55B (1NF 6A 50V)

DSS1NB31H333Q55B (0.33NF 6A 50V)

DSS1NB31H473Q55B (0.47NF 6A 50V)

DSS1NB32A101Q55B (100PF 6A 100V)

DSS1NB32A102Q55B (1000PF 6A 100V)

DSS1NB32A103Q55B (1000PF 6A 100V)

DSS1NB32A121Q55B (120PF 6A 100V)

DSS1NB32A151Q55B (150PF 6A 100V)

DSS1NB32A152Q55B (1500PF 6A 100V)

DSS1NB32A153Q55B (15000PF 6A 100V)

DSS1NB32A220Q55B (220PF 6A 100V)

DSS1NB32A221Q55B (220PF 6A 100V)

DSS1NB32A222Q55B (2200PF 6A 100V)

DSS1NB32A223Q55B (22000PF 6A 100V)

DSS1NB32A271Q55B (270PF 6A 100V)

DSS1NB32A330Q55B (33PF 6A 100V)

DSS1NB32A331Q55B (330PF 6A 100V)

DSS1NB32A470Q55B (47PF 6A 100V)

DSS1NB32A471Q55B (470PF 6A 100V)

DSS1NB32A472Q55B (4700PF 6A 100V)

DSS1NB32A680Q55B (68PF 6A 100V)

DSS1NB32A681Q55B (680PF 6A 100V)

DSS1NB32A683Q55B (6800PF 6A 100V)