npn transistor

npn transistor

[′en‚pē′en tran′zis·tər]
(electronics)
A junction transistor having a p-type base between an n-type emitter and an n-type collector; the emitter should then be negative with respect to the base, and the collector should be positive with respect to the base.
References in periodicals archive ?
All CSLFC Ultrasonic Flow Meters have 4-20 mA output as standard with a second output available in the form of an optically isolated NPN transistor, configured at the factory.
The Basic unit has one 4-20mA and one NPN transistor output, while the most advanced unit has two NPN/PNP transistor outputs and two 4-20mA outputs.
The flow transmitters with 4-20 mA output are available in two versions: Basic (one NPN transistor output) and Advanced (two NPN/PNP transistor outputs).
Development of a 25 watt NPN transistor, housed in a plastic encapsulant eliminating the conventional metal semiconductor case, has resulted in a cost of less than 40 cents for each transistor in large quantities.
In the battery charger is used one P-channel MOSFET switching transistor driven by ATtiny15 via one bipolar NPN transistor.
Integrating a 100V rated N-channel MOSFET with a pre-biased NPN transistor, this small footprint SOT26 packaged device will drive chains of up to 30 low-power, series-connected LEDs with currents from 20mA to 350mA.
The 3STR1630 is an NPN transistor manufactured using a new low-voltage planar technology.
Measuring only 30 mm x 20 mm, these miniature sensors are available in 18-30 VDC input supply voltages, with a choice of PNP or NPN transistor outputs, in normally-open or normally-closed configurations.
Integrating a high gain NPN transistor with a 30V rated pre-biased NPN output transistor, the AL5802 provides a simple, cost-effective and low EMI solution for controlling current in up to 9 low-power series-connected LEDs.
The minimum NPN transistor is up to 11 times smaller than those available in the most advanced processes from the competition.
The process feature was developed to address a market requirement for advanced analog integration and is designed on the company's RFCMOS platform that supports advanced SiGe NPN transistor modules.