2SC4934为高hFE,2SC4934D,250-500,2SC4934E,400-800 (Ta = 25°C)CBO120V,CEO120V,EBO5V,IC0.2A,PC1.5W,fT—350—MHz,(VCE = 10 V, IE = 50 mAC)这种管子只要采用复合管方式都能达到,如:2S1941