Matching a sensor interface with a programmable logic converter or controller hardware that can accept only one type of input—npn or pnp—can be difficult.

IF250 sensors have a plastic body with a 25 x 52.4mm footprint, reinforced with metal sleeves at the two mounting holes. Four proximity switch versions are available to give all output combinations of ...

Manufacturing companies, particularly those that mass-produce electronic circuits, work pretty much around bipolar junction transistors, like PNP and NPN. However, choosing between these two BJTs ...