a component used in electronic devices consisting of three regions of at least two types of a semiconducting material, such as doped silicon, connected to each other and to three electrodes in a conducting path so as to modify the current or voltage in an electronic circuit.
Device made from solid semiconductor material that can amplify audio signals.
An active semiconductor device, usually made of silicon or germanium, having three or more electrodes. The three main electrodes used are the emitter, base, and collector.
An electronic component which is used to regulate the flow of electricity. A transistor has a collector which receives voltage from a source, an emitter which releases the voltage from the collector, and a base which acts as a valve opening and closing the collector-emitter circuit depending on voltage. Electricity only flows in one direction through a transistor.
A very small electrical device which can either be used to amplify a weak signal or selectively conduct electricity depending on a specific voltage requirement. The are made out of dope silicon, have three connections, and are used to make all logic gates and electrical memory.
Semiconductor able to switch on (or off) an electric current using another electric current.
Contraction of transresistance, a term used to describe a resistance which is controlled by a voltage at another node.
An electronic component that acts as a valve, or switch, allowing one signal (voltage or current) to control another.
A discrete electronic component whose use preceded chip-based devices.
the basic element in an integrated circuit. An on/off switch (consisting of three layers of a semiconductor material) that consists of a source (where electrons come from), a drain (where they go) and a gate that controls the flow of electrons through a channel that connects the source and the drain. There are two kinds of transistor, the bipolar transistor (also called the junction transistor), and the field effect transistor (FET).
(sc) a semiconductor device that uses a stream of charge carriers to produce active electronic effects. The name originated from the electrical characteristic of "transfer resistance."
Transistor s are the basic elements in integrated circuit s. A transistor is an electric switch with no moving parts that is turned on and off by applying an electric signal.
a semiconductor device with three connections, capable of amplification in addition to rectification
An electronic device that can regulate electricity and act as an on/off switch. In a computer, this on/off ability is used to represent binary digits (bits). A CPU contains millions of transistors.
A semiconductor device used in amplifiers, oscillators, and control circuits in which current flow is modulated by voltage or current applied to electrodes. Most transistors are based on the use of silicon.
Or tranfer resistor. A semiconductor component that acts like a switch, controlling the flow of an electric current. Transistors are incorporated into modern microprocessors by the million.
A device in which a small input current alters or affects a large output current. Transistors are made from a semi-conducting material such as silicon or germanium.
A three layer sandwich of two different components consisting mainly of silicon semiconductor material. The device acts as a valve and a relay for electron flow.
An active semiconductor device capable of providing power amplification. Transistors have three or more terminals.
This is (usually) a silicon semiconductor device that can be used as an amplifier, oscillator, switch, or control circuit in which the current is modulated by current or voltage applied to electrodes.
A semiconductor current amplifying device, and the fundamental component of most active electronic circuits
A three-terminal semiconductor device used in circuits to amplify electrical signals or to perform as a switch to provide digital functions.
An electronic device utilizing semi-conductor properties to control the flow of currents from one source in one circuit by currents from another circuit, e.g., a triod transistor permits the control of current in one circuit by the use of a smaller current in another circuit, with the transistor common to both circuits.
a basic electronic switch
a chunk of silicon which has been carefully
a combination of the resistors and diodes that you already tested
a current amplifier made of semiconductor, aka solid-state material, e
a current amplifier or regulator
a Current In/Current Out Device
a device constructed out of a semiconducting material, such as germanium or silicon, that controls a flow of electricity
a device designed to transform resistance and hence voltage and current
a device that can both amplify an electrical signal and effectively switch it on or off
a device that controls electrical current
a device that permits a small current or electric charge to control the flow of a much larger current
a device which amplifies current
a device which controls or generates electrical signals
a discrete electonic component that can behave like a switch
a electronic amplifier, as in it's a device that takes a small signal, combines it with a large current, and makes the signal larger
a great deal smaller than a vacuum tube, with a simpler structure and solid build
a linear semiconductor device that controls current with the application of a lower-power electrical signal
an active semiconductor device, which possesses at least three terminals (typically, a base, emitter, and collector)
an arrangement of semiconductor materials that have the same physical boundaries
an electronic component made of a semiconductor material and three or more electrodes
an electronic device used in Radios and Televisions
an electronic device which essentially provides a method of achieving power gain
an electronic device with three elements called the base, the collector, and the emitter
an electronic switch that controls electric signals passing through the chip
an electronic switch that uses a lower voltage (here from the computer) to control a larger voltage (the separate power supply) that will actually run the motor
an element that is utilized extensively in semiconductor devices
an ultimately simple piece of a device, incomparably simpler than a vacuum tube
a sandwich of dissimilar semiconductors to which are attached three electrodes
a semiconductive device with three leads or connections
a semiconductor, and is typically used as an amplifier or a switch
a semiconductor device consisting of two types of materials each of which exhibits electrical properties
a semiconductor device with three electrodes that performs the same functions as the vacuum tubes of early computers
a semiconductor , differentiated from a vacuum tube primarily by its use of a solid, non-moving part to pass a charge
a semiconductor whose conductance can be controlled from very high conductance to very low conductance using a very tiny control current
a semi-conductor with the ability to amplify current
a simple switch that lets an electrical current flow from source to drain, David said
a small device, which transfers electrical signals across a resister
a small electronic device that can cause changes in a large electrical output signal by small changes in a small input signal
a solid-state device constructed of semiconductor materials
a solid-state device designed to control DC current
a solid-state device that controls the voltage level in and electronic circuit
a solid state device used to switch and/or amplify the flow of electrons in a circuit
a solid-state electronic device used to control the flow of an electric current
a solid-state, semiconductor device that allows an exact amount of current to flow through a circuit enabling it to open or close the circuit
a solid state switch, this is a solid state power device -- power source
a suitable device to produce such a constant current
a switch that controls the flow of electrical current
a switch used in electronics
a three-electrode semiconductor device, conventionally made of an inorganic semiconductor like silicon
a three-element device made of two semiconductor materials
a three or more element solid-state device that amplifies by controlling the flow of current carriers through its semiconductor materials
a tiny device that either switches electric current on and off or amplifies an electric current
a tiny electrical switch
a two-port network, although it has three terminals
a variable resistor
The basic component of most amplifiers. A glob of magic stuff (semiconducting solid-state material) that amplifies electrical current. From smaller than a pin head up to an Oreo cookie in size (transistor case included). Reviled by some high-end types as having a harsh inhuman sound.
A compact electronic device that replaced the vacuum tube, used to obtain current amplification or switch current on and off.
There are numerous types of transistor, all designed to amplify an electrical signal. The most common form used today is the bipolar transistor. There are also j-fets, mosfets hexfets and many other generic types with particular applications.
a generic term covering a class of solid state devices that are capable of amplification and/or switching. The two principal categories are bipolar junction transistor (BJT) and field-effect transistor (FET). BJTs are further classified to NPN and PNP and FETs are further classified into junction FETs (JFETs) or metal-oxide semiconductor (MOSFETs). All FETs can be further classified as N-channel or P-channel. A transistor can be discrete device or it can be integrated into an IC.The term also includes the phototransistor and the unijunction transistor.
An electronic component used as a switch to open and close with extreme speed. Replaced the vacuum tube due to its reliability, long life, and much higher switching speed.
A device composed of semiconductor material that amplifies a signal or opens or closes a circuit. Invented in 1947 at Bell Labs, transistors have become the key ingredient of all digital circuits, including computers. Today's microprocessors contains tens of millions of microscopic transistors. Prior to the invention of transistors, digital circuits were composed of vacuum tubes, which had many disadvantages. They were much larger, required more energy, dissipated more heat, and were more prone to failures. It's safe to say that without the invention of transistors, computing as we know it today would not be possible.
A semiconductor device (usually made of silicon) used in electronic circuit. Common uses include signal amplification and voltage rectification.
A small chip of semiconductor material that amplifies or switches electrical current. (See semiconductor.)
An active circuit component made from semiconducting material that is basic to all digital and analog circuits
An electronic device that acts like an electrically activated switch but has no moving parts so it can switch millions of times per second.
A device used to amplify a signal or open and close a circuit. In a computer, it functions as an electronic switch.
A semiconductor device with three or more elements.
Transistors are tiny electrical devices that can be found in everything from radios to robots. They have two key properties: 1) they can amplify an electrical signal and 2) they can switch on and off, letting current through or blocking it as necessary.
A semiconductor device consisting of three or four layers used for switching or amplification at frequencies ranging from direct-current to ultra-high
A regulator of current or voltage flow. Transistors act as a switch or gate for electronic signals.
A semiconductor device utilized primarily in amplifiers to create gain: they can also be used by other RF components to perform switching. There are many different varieties of transistors which are made from different semiconductor materials.
The first semiconductor amplifier.
A device incorporating semiconductor material and suitable contacts capable of performing electrical functions (such as voltage, current or power amplification) with low power requirements.
One of the most important inventions in history, the transistor can be found in nearly every common electronic device manufactured today--radios, TV sets, cellular phones, computers, and so on. Originally created in the late 1940s by Bell Labs, the transistor was hailed as a smaller, less-expensive, and cooler-running replacement for the vacuum tubes then commonly used to amplify current in electronic devices. Today, millions of transistors are often packed into silicon chips to create the processors used in modern computers.
A three (or more) terminal active semiconductor device that allows control of the flow of current between two of the terminals by applying a small control, signal to the third terminal. Transistors can be used as amplifiers, switches or attenuators. They are most often fabricated from Si or GaAs.
A three leaded device (Collector, Base, Emitter) used for amplifying or switching. Also called a bi-polar transistor to distinguish it from Field Effect Transistor etc.
An electrically controllable semiconductor resistor. It has three terminals ollector, mitter, and Base. When the appropriate bias is applied to the Base, current flows between Collector and Emitter.
A small electronic device containing a semiconductor and having at least three electrical contacts, used in a circuit as an amplifier, detector, or switch.
This is a silicon based semiconductor that is able to change a large current based on an initial smaller current. This can be used as a switch or an amplification step. It is part of the group of solid state amplifiers.
This is a solid state device used in electronic circuits. It is often used in switching or amplifier applications.
(A transit resistor) A semiconductor device that has three leads. Common configurations include a TO-3 or TO-5 case body. Transistor are usually made of silicon. A less common material is Germanium. The first transistor was a Bipolar transistor. Also known as a bipolar junction transistor, it was invented in the late 1940s. For more information, Click Here .
a semiconductor device with three terminals where one terminal can be use to control the flow of current through the other two terminals.
A solid state active device capable of signal amplification.
A semiconductor device in which a small control signal is used to control a larger current flow.
A three-terminal semiconductor device used for amplification, switching and detection.
A tiny electronic component, with at least three connections but no moving parts, that functions as a switch, amplifier, or detector by controlling the flow of current.
Three-terminal semiconductor device that is commonly used in electronics and has the ability to amplify signals.
A three-terminal semiconductor device used mainly to amplify or switch. Its invention at Bell Laboratories in 1948 started the semiconductor revolution.
An electronic device that controls current flow and serves as the basic element of a computer chip. It consists of three terminals: a source, a gate, and a drain. Applying a voltage to the gate controls current flow between the source and the drain.
a three-terminal semiconductor device used for amplifying or switching signals; today's microprocessor ICs contain tens of millions of microscopic transistors. Individually packaged discrete transistors are often used in power and control applications (see bipolar transistor and field-effect transistor).
A semiconductor device, which can act as an amplifier or switch.
Device used to control the flow of electricity.
Small semiconductor element that amplifies or commutes electrical current. These are called discrete or simple function semiconductor elements. Transistors have replaced vacuum tubes and are at the origin of the semiconductor revolution. Advanced microcircuits can contain hundreds or millions of transistors
A solid state amplifying device consisting of a crystal of geranium or silicon with carefully selected impurities.
an electronic device that controls current flow without use of a vacuum.
A small semiconductor device originally designed to replace the vacuum tube. Its operation is similar to that of a relay.
A semi-conductor component that can be actuated by a small voltage to perform an electrical switching function.
Device that acts as an electronic switch, or gate that opens or closes the circuit for electronic signals. 4.4
A semiconductor device used for amplification and switching applications in electronic circuits. A three terminal device whose output current is controlled (under normal circumstances) by its input current.
n. Short for transfer resistor. A solid-state circuit component, usually with three leads, in which a voltage or a current controls the flow of another current. The transistor can serve many functions, including those of amplifier, switch, and oscillator, and is a fundamental component of almost all modern electronics. See also base (definition 3), FET, NPN transistor, PNP transistor.
A three terminal device used for amplification and switching.
A semiconductor device that can transfer a signal from one low resistance to a higher resistance, thereby producing amplification.
Term derived from "transfer resistor." Semiconductor device that can be used as an amplifier or as an electronic switch.