瞬態抑制二極管 它是一種響應速度極快的（ps級）浪涌電壓抑制器件，不蛻化，對過電壓敏感的電子元件以及易遭靜電破壞的設備能進行有效的保護，其廣泛應用在通訊，安防，電腦，汽車電子，電源適配器，家用電器以及軍事、航天導航領域等。主要產品系列有SMAJ，SMBJ，SMCJ，SMDJ，SA，P6KE，P4KE，1.5KE，5KP，15KP，20KP，30KP產品， SA5.0A SA5.0CA SA6.0A SA6.0CA SA6.5A SA6.5CA SA7.0A SA7.5CA SA7.5A SA7.0CA SA8.0A SA8.0CA SA8.5A SA8.5CA SA9.0A SA9.5CA SA10A SA1.0CA SA11A SA11CA SA12A SA12CA SA13A SA13CA SA14A SA14CA SA15A SA15CA SA16A SA16CA SA17A SA17CA SA18A SA18CA SA20A SA20CA SA22A SA22CA SA24A SA24CA SA26A SA26CA SA28A SA28CA SA30A SA30CA SA33A SA33CA SA36A SA36CA SA40A SA40CA SA43A SA43CA SA45A SA45CA SA48A SA48CA SA51A SA51CA SA54A SA54CA SA58A SA58CA SA60A SA60CA SA64A SA64CA SA70A SA70CA SA75A SA75CA SA78A SA78CA SA85A SA85CA SA90A SA90CA SA100A SA100CA SA110A SA110CA SA120A SA120CA SA130A SA130CA SA150A SA150CA SA160A SA160CA SA170A SA170CA SA180A SA180CA