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The 2N3055 is a silicon NPN power transistor intended for general purpose applications. [1]

27 relations: Ampere, Audio power amplifier, Bipolar junction transistor, Common emitter, Czechoslovakia, Diffusion transistor, Eastern Bloc, Electric current, Electric power, Epitaxy, JEDEC, Poland, Power inverter, Power semiconductor device, Push–pull output, RCA, Second source, Switched-mode power supply, Tesla (Czechoslovak company), Texas Instruments, TO-220, TO-3, TO-66, Transistor, Unitra, Volt, Watt.


The ampere (symbol: A), often shortened to "amp",SI supports only the use of symbols and deprecates the use of abbreviations for units.

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Audio power amplifier

An audio power amplifier (or power amp) is an electronic amplifier that reproduces low-power electronic audio signals such as the signal from radio receiver or electric guitar pickup at a level that is strong enough for driving (or powering) loudspeakers or headphones.

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Bipolar junction transistor

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Common emitter

In electronics, a common-emitter amplifier is one of three basic single-stage bipolar-junction-transistor (BJT) amplifier topologies, typically used as the voltage amplifier.

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Czechoslovakia, or Czecho-Slovakia (Czech and Československo, Česko-Slovensko), was a sovereign state in Central Europe that existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until its peaceful dissolution into the:Czech Republic and:Slovakia on 1 January 1993.

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Diffusion transistor

A diffusion transistor is a bipolar junction transistor (BJT) formed by diffusing dopants into a semiconductor substrate.

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Eastern Bloc

The Eastern Bloc was the group of socialist states of Central and Eastern Europe, generally the Soviet Union and the countries of the Warsaw Pact.

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Electric current

An electric current is a flow of electric charge.

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Electric power

Electric power is the rate, per unit time, at which electrical energy is transferred by an electric circuit.

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Epitaxy refers to the deposition of a crystalline overlayer on a crystalline substrate.

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The JEDEC Solid State Technology Association is an independent semiconductor engineering trade organization and standardization body.

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Poland (Polska), officially the Republic of Poland (Rzeczpospolita Polska), is a country located in Central Europe.

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Power inverter

A power inverter, or inverter, is an electronic device or circuitry that changes direct current (DC) to alternating current (AC).

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Power semiconductor device

A power semiconductor device is a semiconductor device used as a switch or rectifier in power electronics; a switch-mode power supply is an example.

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Push–pull output

A push–pull amplifier is a type of electronic circuit that uses a pair of active devices that alternately supply current to, or absorb current from, a connected load.

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The RCA Corporation was a major American electronics company, which was founded as the Radio Corporation of America in 1919.

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Second source

In the electronics industry, a second source is a company that is licensed to manufacture and sell components originally designed by another company (the first source).

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Switched-mode power supply

A switched-mode power supply (switching-mode power supply, switch-mode power supply, switched power supply, SMPS, or switcher) is an electronic power supply that incorporates a switching regulator to convert electrical power efficiently.

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Tesla (Czechoslovak company)

TESLA (originally named after Nikola Tesla, later explained as abbreviation from "TEchnika SLAboproudá", which means "low-voltage technology") was a large, state-owned electrotechnical conglomerate in the former Czechoslovakia.

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Texas Instruments

Texas Instruments Inc. (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally.

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The TO-220 is a style of electronic component package, commonly used for discrete semiconductors as transistors and silicon-controlled rectifiers, as well as integrated circuits.

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In electronics, TO-3 is a designation for a standardized metal semiconductor package used for power semiconductors, including transistors, silicon controlled rectifiers, and, integrated circuits.

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TO-66 is a type of semiconductor package for devices with three pins, such as transistors.

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A transistor is a semiconductor device used to amplify or switch electronic signals and electrical power.

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UNITRA the Association of Polish consumer electronics manufacturers was established in 1961 and lasted in its original structure until 1989.

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The volt (symbol: V) is the derived unit for electric potential, electric potential difference (voltage), and electromotive force.

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The watt (symbol: W) is a unit of power.

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2n3055, KD503.


[1] https://en.wikipedia.org/wiki/2N3055

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