mmbt3906tt1 transistor of datasheet pdf

MMBT3906TT1
Manufacturer : Semiconductor
Description : General Purpose Transistors Silicon

MMBT3906TT1
Manufacturer : ON Semiconductor
Description : General Purpose Transistors PNP Silicon

MMBT3906TT1
Manufacturer : ON Semiconductor
Description : General Purpose Transistors PNP Silicon(PNP??????????