VERB + NPN
control
NPN + NOUN
conjunction, transistor
PREP.
in, with
noun
Ellipsis of NPN transistor.
An NPN, in conjunction with a PNP and resistors, can be used to create logic gates.
Light is transmitted from the color LED, through the fiber optic cable, to control the NPN transistor (Q2) and red LED (D1).
Initialism of non-protein nitrogen.
Initialism of N-propyl nitrate.