PNP type crystal triode

The utility model discloses a PNP type crystal triode comprising a packaging housing main body and pins, the top end of the packaging housing main body is provided with a heat dissipation top block, the heat dissipation top block is provided with a heat dissipation groove, the front and rear outer wall surfaces of the packaging housing main body are symmetrically provided with anti-falling frames, the lower ends of the anti-falling frames are provided with guide chutes, and the pins are provided with anti-falling grooves. A telescopic block is slidably sleeved with the guide sliding groove, a supporting strip is arranged at the lower end of the outer side of the telescopic block, a limiting damping block is arranged on the inner wall face of the guide sliding groove, and the whole heat dissipation top block is of a hemispherical structure. According to the PNP type crystal triode provided by the utility model, the condition that three pins are bent and even fall off due to falling is avoided, the overall anti