Can you guys help me find out the transistors that can. I have across this circuit across a lot of forums and was just wondering if i could replace bc547 q1 in the circuit with the commonly used 2n2222 npn transistor. Can you please tell me what can i use instead of them. Multiple choice questions and answers on transistors. Bc547 is a npn transistor hence the collector and emitter will be left open reverse biased when the base pin is held at ground and will be closed forward biased when a signal is provided to. Mar 11, 2008 its an npn transistor rated for 500ma, 50v and with a hfe gain between 20 and 300, typically 80 at 0.
Laboratory details national college of engineering. I am thinking of replacing the bc147 transistors in an old thorens turntable however it appears that these parts are. Silicon transistor brand parts 11 perform an online search of parts that we have in stock. Bc148 datasheet, equivalent, cross reference search. I have use bc547 for a project water level indicator. Most projects will specify a particular transistor, but if necessary you can usually substitute. A wide variety of s8050 transistor equivalent options are available to you, there are 934 suppliers who sells s8050 transistor equivalent on, mainly located in asia. Transistor code bc147 means subramanian may 27, 20 electronic circuits no comments transistor general code. Its an npn transistor rated for 500ma, 50v and with a hfe gain between 20 and 300, typically 80 at 0. In practice, the af125 can be used to replace af114115116. Super mini transistor to236 equivalent the super mini transistor, j z l electrode connections model 1 emitter transistor drain 2sk208209 2sk210211 gate 2 base source drain 3 collector gate source fig. The bc549c is an npn transistor belonging to a group of generalpurpose npn semiconductors consisting of bc547, bc548, and bc549.
Driver modules like relay driver, led driver etc amplifier modules like audio amplifiers, signal amplifier etc darlington pair. Pnp silicon planar epitaxial transistor, bc179 datasheet, bc179 circuit, bc179 data sheet. The generalpurpose range of transistors is a good substitute for basic noncritical audio applications, as these transistors are similar and equivalents to each other. Discussion in general electronics discussion started by slp41, sep 28, 2016. Although the software seems a bit ugly design running on dos, but it works perfectly with the database with many components and is free, makes an interesting tool to interested in electronics, want to know when information about a particular component or find a replacement the operation is quite simple and is separated by categories such as. Apr 01, 2009 hello everybody, im currently taking electrical engineering as senior physics major at fordham university and have decided to take on a little side project to gain a better understanding. Bipolar transistors database contain more than 46000 transistor data npn and pnp transistors. Bc147 datasheet, bc147 pdf, bc147 data sheet, bc147 manual, bc147 pdf, bc147, datenblatt, electronics bc147, alldatasheet, free, datasheet, datasheets, data sheet.
It is necessary to ensure that the replacement transistor will be able to operate at the relevant frequencies, so a similar or slightly higher ft is advisable. This is identical in every respect to the npn type, except that it is a pnp type. May 15, 2017 a bc107 was an old ordinary little transistor in a metal case. Bc147 silicon npn transistor by siemens, bc147 silicon npn transistor in a sot25 through hole version half an octagon with staggered centre pin case by siemens.
Pc max ucb max uce max ueb max ic max ft max cctip pf hfe tj euro equivalent, usa equivalent, ussr equivalent, japan equivalent. Aug 27, 2010 post the link my guess is the description is from someone that isnt a native english speaker a remote control is distinguished from a local control the local controls are physically located on the tv and must be operated in close proximity of the tv, i. This software is freeware and may be used commercially and privately for free. Jan 09, 2020 multiple choice questions and answers on transistors.
Join date sep 2008 location bengaluru, india posts 174 helped 21 21 points 2,147 level 10. The darlington bipolar power transistor is designed for general purpose amplifier and low frequency switching applications. I decided to use ksp2222a to replace the bc548, and mpsh10 for the bf494. The bc107, bc108 and bc109 are generalpurpose low power silicon npn bipolar junction transistors found very often in equipment and electronics booksarticles from europe, australia and many other countries from the 1960s.
Youll be notified as soon as this item is back in stock. Due to covid19 situation shipping and delivery services will be affected. Pnp general purpose transistor bc177 limiting values in accordance with the absolute maximum rating system iec 4. High voltage 75v video amplifier for transistor tvs. A small signal transistor can be used for making many different electronic circuits. They were created by philips and mullard in 1963 and introduced in april 1966. Bc639 cross reference electronic circuits, tv schematics. Designed for low current, low power and medium voltage, it can operate at moderate high speed. Lead free finishrohs compliant psuffix designates compliant.
Microelectronics, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. I have a small circuit which controls the speed of a dc motor as per the ambient temperature. Bc147 transistors 50 in stock to buy, photo, pdf datasheet. The complimentary transistor is very useful for symmetrical pushpull amplifier circuits.
The top countries of supplier is china, from which the percentage of s8050 transistor equivalent supply is 100% respectively. These transistors are utilised in audio frequency, and small signal directly coupled preamplifiers. Its max vceo is 45v, its max current is only 100ma and its hfe is from 125 to 500 at 2ma. Download transistoramp software for the design of transistor. Transistor bc147 datasheet, cross reference, circuit and application notes in pdf format. Apr 28, 2014 download bipolar transistors database for free.
Bc107 equivalent electronics forum circuits, projects and. Initially in metal to18 packages, the range expanded over time to include other package. A bc108 transistor is an npn negativepositivenegative bipolar transistor. Licensee shall ensure that it has obtained all necessary licenses and rights to use any such third party software toolsproducts which are necessary in order to utilize the content. Bc547 transistor pinout, equivalent, uses, features. Transistor codebc147 means subramanian may 27, 20 electronic circuits no comments transistor general code. Youll be notified as soon as this item is on special or. Substitute to bc148 transistor electronics forum circuits. Bc184, roughly equivalent to a bc109, has different pinouts available for example.
Ul flammability classification rating 94v0 and msl rating 1 marking. Generally, you have to check the pinout individually as even nominally the same transistors can have different pin configurations. The initial 2n identifies the part as a transistor and the rest of the code identifies the particular transistor. A bc547 has the same chip but in a modern epoxy case and its allowed thermal power is double the bc107. Select a replacement transistor with equivalent ft. Bd140 pnp silicon transistors, bd14016, bd140, stmicroelectronics. Dont go for a transistor with a much higher ft as this may increase the risk of oscillation. But newcomers to electronic are quite unable to exactly figure out how to connect these devices in an easy way and make them operate correctly.
Recent listings manufacturer directory get instant insight into any electronic component. Bipolar transistors database contain more than 46000 transistor. Bc547 is a general purpose bjt npn transistor mostly used in electronics hobbyists and educational electronics projects. There is no listed equivalent to the af118 and where replacement is needed for an old transistor tv, it may be necessary to rejig the circuit to take a suitably rated silicon device.
Sreenivas yalamuri, backend software engineer at tally solutions 2017present. List of unclassifed manufacturers list of unclassifed man. Unit vcbo collectorbase voltage open emitter 50 v vceo collectoremitter voltage open base 45 v. Bc327 cross reference electronic circuits, tv schematics. Most projects will specify a particular transistor, but if necessary you can usually substitute an equivalent transistor from the wide range available. If its just switching, then its much less important to get an exact equivalent and even something like a bc337 would probably do. Tube bc 147 or rohre bc147 id34571, transistor, wires and audio frequency shown. Suitable for afdriver stages and low power output stages complement to bc337bc338. Bc327 cross reference electronic circuits, tv schematics, audio. As prathamesh satardekar has said, 2n2222 is as good as any. I am kinda new to this circuit making stuff, and i took a introductory subject to electrical engineering. Hi, i was trying to build the circuit for 50 w transistor amplifier on multisim but i couldnt find transistor bc286 and bc287. Use our comprehensive inventory search application to find silicon transistor brand electronic components. What im attempting to create is my own transistor logic rs232 rs232 refers to the serial.
The european system of the transistor coding, there are two alphabets before the number. In addition to reading the questions and answers on my site, i would suggest you to check the following, on amazon, as well. Orders for 33 or more ship same day or within 48hrs. A bc107 was an old ordinary little transistor in a metal case. Download ic database equivalent guide 100 thousand. Semiconductor transistor, diode, ic cross reference. Bc107 datasheet, equivalent, cross reference search.
Transistor bc147 datasheet, cross reference, circuit and application notes in. Silicon transistor products and 1source electronic components at 1source you can find nearly any and every boardlevel electronic component, tool requirement andor raw material all in one place. Hello everybody, im currently taking electrical engineering as senior physics major at fordham university and have decided to take on a little side project to gain a better understanding. Problem is, i cant find a bc148 transistor and im looking for a substitute. Semiconductor devices are coded as b stands for silicon transistor c for. We supply the largest variety of electronic component parts, including allocated, obsolete and hardtofind components, and the largest availability. Last week i bought a transistor bc107 for putting it into use in my common emitter class a audio amplifier. Choosing transistor replacements electronics notes. The pnp equivalent is the complimentary transistor, which is the bc557. Yesterday i bought a 2n3904 transistor that costed only rs. We are available on email only for all your queries. These are usually noted by extra letters in their name. Electronic manufacturer, part no, datasheet, electronics description. What is the difference between bc547 and 2n2222a transistor.