... factory in China,we provide series DIP and SMD transistors. Transistor (SMD & DIP)>>Main products:Diodes,Transistors,MOS FET,SCR,LED ... .SOT-23,SOT-23-3L,SOT-323,SOT-25,SOT-26,SOD-123,SOD-323,SOD-523,SOT-89.TO-92 ... ,TO-251,TO-252,TO-3P,TSSP-8,SOP-8. Transistor (SMD & DIP)