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小功率三极管命名

 杜铭源 2014-06-08
 
 
   国产三极管 命名方式   例:3DD21     
                                       (1)“3”表示三极管 
                                       (2)“D”表示材料及导电类型 
                                                  A: PNP  锗管 
                                                  B: NPN  锗管 
                                                  C: PNP  硅管 
                                                  D: NPN  硅管 
                                      (3)“D”表示性能参数 
                                                  X: 低频小功率 
                                                  G: 高频小功率 
                                                  D: 低频大功率 
                                                  A: 高频大功率 
                                                  K: 开关管 
                                      (4)“21”表示产品序号(无意义) 

   日产三极管:命名方式  例:2SC1815A   
                                      (1)“2”表示两个PN结 
                                      (2)“S”表示日本电子工业协会 
                                      (3)“C”性能及导电类型 
                                                 A: PNP  高频 
                                                 B: PNP  低频 
                                                 C: NPN  高频 
                                                 D: NPN  低频 
                                      (4)“1815”注册序号 
                                      (5)“A”改进序号 
                            注:日产管一般都省略(1)(2)位。 

     三星9000系列(一般以S和SS开头):   
                                     9011    NPN          高频 
                                     9012    PNP 
                                     9013    NPN
                                     9014    NPN
                                     9015    PNP 
                                     9016    NPN
                                     9017    NPN
                                     9018    NPN          高频 
                                     8050    NPN
                                     8550    PNP 
                         

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