It is intended for power switching circuits,series and shunt regulators, output stages and high fidelityamplifiers. It is designed for generalpurpose switching and amplifier applications. Modern 2n3055 datasheets often, but not always, specify ft of 2. Some transistor cases, such as with the 2n3055, act as the transistors collector.
Semiconductor transistor, diode, ic cross reference. Posted on september 26, 2018 september 6, 2019 by pinout. The 2n3055 is a silicon npn power transistor intended for general purpose applications. I know hery little about electronics, so please keep that in mind. Drill holes as per the dimensions of the transistor leads and fixing holes, as shown in the diagram. An 50v bench power supply can be made using electronic diagram below which is designed using lm10 op amp and 2n3055 transistors. The rs website just says its an amplifier and switch for regulator applications. Ltd1qwr205003,asilicon npn transistorsthe utc 2n3055 is a silicon npn transistor in to3metal case. Ic cross reference cross reference ci stk cross reference ci tda cross reference ci sharp cross reference hitachi audio ic cross reference and circuit applications smd cross reference and equivalent we make every effort to ensure that the material on this site is accurate, however we do not warrant or represent that the information is free. The basic application range include power switching, high fidelity amplification, shunt regulation, and forming the output stages of various power circuits.
Alright so i am making a flyback transformer driver, however, in the schematic it asks for a 2n3055 transistor. I put one of the 2n3055s on a semiconductor analyser and its gain was very high compared to original datasheet. The 2n3055 transistor has a power dissipation of 115w. It is intended for power switching circuits, series and shunt regulators, output stages and high fidelity amplifiers. Hello, i purchased some 2n3055 transistors through ebay today and they were manufactured in india by continental device india limited. Stmicroelectronics preferred salestypes complementary npnpnp devices. Motorola, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Amplifier accessories free delivery possible on eligible purchases. Take a note that you must use aluminium heatsink and a fan to prevent over heating on the transistor 2n3055mj2955. Bipolar npn device in a hermetically sealed to3 metal package. Technical specifications including alternate part number information should be used as a guideline only and are subject to allaeros terms and conditions. Transistors absorb volts and transform them into watts of energy. Understanding 2n3055 transistor spec sheet bright hub. The 2n3055 is a silicon npn power transistor intended for general purpose.
Pricing and availability on millions of electronic components from digikey electronics. The installation of the 2n3055 would involve the following steps. No license is granted by implication or otherwise under any patent or patent rights of sgsthomson microelectronics. Internal schematic diagram october1995 absolute maximum ratings symbol. Complementary power transistors stmicroelectronics. The 1967 rca transistor manual, sc, did not mention any measure of high frequency performance for the 2n3055. Its got the three terminals, the base, emitter, and. These devices can also be used in power switching circuits such as converters or inverters.
These transistors are well known and widely used for the amplifier circuit and power supply circuit. A bipolar transistor can never be used successfully as an ac switch. How to test 2n3055 electronics forum circuits, projects. The 2n3055 is a npn epitaxialbase planar transistor that normally comes encapsulated in a metal jedec to3 package. As the title states, how does a 2n3055 npn transistor work. Like any other transistor 2n3055 has three pins namely emitter, base and collector.
Divide 10 amps by an hfe of 20 we need at least 500ma. Recent listings manufacturer directory get instant. Complementary silicon power transistors aredesigned for. Get same day shipping, find new products every month, and feel confident with our low price guarantee. It must be a strange world in china when they can purposely put a 1 amp transistor into a to3 case and sell it as a 2n3055 15 amp transistor and make a. Description the is a silicon epitaxialbase planar npn transistor mounted in jedec to3 metal case. Given that the heatsinks are typically made of metal, you want a large portion of the transistors case to be in physical contact with the heatsink but not in electrical contact see diagram to. A 2n3055 is massively underrated for mains use even after rectification to dc. I bread boarded the lm338 and all worked as per datasheet. Control the flow of electricity in your electronic equipment. This lm10 2n3055 50v bench power supply allows an output voltage regulation in a range between 0 and 50 volts and the output current can be limited to a maximum of 2a. If ordered before 12pm super fast delivery limited areas. Io pin simply cant supply that level of drive current. Unfollow 2n3055 transistor to stop getting updates on your ebay feed.
Mj2955 are complementary silicon power transistors manufactured by the epitaxial base process, mounted. Even if a suitable type of switching component was being used in this circuit it would need to be properly voltage rated. The 2n3055h is a silicon power base transistor for high power audio, seriespass power supplies, diskhead positioners and other linear application. It will be awhile before i will have all of the components to build the target project so i would like to know how to test the 2n3055 transistors. Apply and spread some heatsink paste over the lead side flat surface of 2n3055. The hiigh current output is between the 2n3055 emitter and ground. From the datasheets i downloaded, here is some of the max values. The 2n3055 transistor is a diamondshaped electronic device designed to control the movement of energy in larger operating systems. There is no way this will work because arduino, pic, etc.
The 2n3055 is a very high power transistor designed to supply heavy current. The 2n3055 is a silicon epitaxialbase planar npn transistor mounted in jedec to3 metal case. The 2n3055 is a silicon npn transistor in a to3 type case designed for general purpose switching and amplifier applications. I was wondering, would just any power transistor work. Procure from the market or fabricate the heatsink plate as per the specifications. For the best answers, search on this site mosfets are a type of transistor but they dont function like a bijunction transistor, like the 2n3055. One way to make a high current reguilated supply is use a voltage regulator to control a power transistor like a 2n3055 operating as an emitter follower.
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