- The current, power, or energy drawn from a source. Also, the load or process that draws this current, power, or energy.
- In a field effect transistor, the region into which the majority carriers flow from the source. The output of such a transistor is usually taken from the drain, which is analogous to the collector of a bipolar transistor, or the anode of an electron tube. Also, the electrode attached to this region. Its symbol is D. Also known as drain region, or drain electrode.
- symbol D
Not what you were looking for?