In the early days, PNP bipolar transistors were common, but the bulk of circuits you see today use NPN transistors. As [Aaron Danner] points out, many people think PNP transistors are “backward” but ...

Zetex Semiconductors pair of low-voltage PNP transistors feature low saturation voltages and high currents, serving as cost-effective switchers in a variety of slim-line portable applications. Zetex ...

Diodes Inc. is delivering increased power density and efficiency of power management circuits with the introduction of its 20 V NPN and PNP bipolar transistors packed in a DFN1411-3 surface mount ...