I keep looking for equivalent transistors, and sometimes find a website that gives a list equivalent transistor. Texas instruments transistor and diode databook 1st ed 1973 datasheets for diodes from 1n251 on and transistors from 2n117 on acrobat 7 pdf 34. Bipolar transistors database contain more than 46000 transistor data npn and pnp transistors. Dont go for a transistor with a much higher ft as this may increase the risk of oscillation. It is addressed to amateur circuit designer with little or no previous knowledge on semiconductors. They are intended for general purpose linear and switching applications.
I had an npn transistor of some total different type. Transistor equivalent book 2sc2238 transistor integrated. Internal schematic diagram november 1997 absolute maximum ratings symbol parameter value unit bfy50 bfy51 vcbo collectorbase voltage ie. Datasheet bfy51 transistor bfy52 bfy52 bfy50 bfy51 bfy50 equivalent bfy51 equivalent bfy51. Transistors can be damaged by heat when soldering so if you are not an expert it is wise to use a heat sink clipped to the lead between the joint and the transistor body. These are stress ratings only and operation of the device at these or at any other conditions above those given in the characteristics sections of the specification is not datasheey. Does anyone know where the site is that you type in a transistor and get a list of equivalent transistor. Bfy51 datasheet, equivalent, cross reference search. This is a reasonable assumption if they are firmly bolted or clipped together. The most important properties to look for are the maximum collector current ic and the current gain hfe.
Free transistor circuits books download ebooks online textbooks. Bfy50 datasheet, equivalent, cross reference search. Javascript is currently disabled in your browser, please turn it. 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. Home transistors general purpose bf series bfy51 bfy51 npn general purpose transistor datasheet buy bfy51 technical information philips semiconductors bfy51 datasheet. Product data sheet supersedes data of jan what is a suitable replacement. You can buy a special tool, but a standard crocodile clip without a plastic cover works just as well and is cheaper. Choosing transistor replacements electronics notes. Heat sinks and fans increase the ability of a transistor to dissipate heat. A 5cw heat sink dissipating 6w will have a temperature difference of 5. There are books galore on this but surely someone knows of a site that has them listed and searchable my query is a simple one i have no 2n5551 transistors on hand and i want to see if one in my box will do the job. Bc142 datasheet, equivalent, cross reference search. Npn medium power transistors, bfy51 datasheet, bfy51 circuit, bfy51 data sheet.
Can anyone please suggest a substitute for the bfy51 transistor. Bfy52 definitions life support applications these products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. Apr 28, 2014 download bipolar transistors database for free. Make sure you use the right type for your transistor. But all this is some ones idea of what a equivalent is. C735 transistor c638 transistor c756 transistor c644 transistor transistor c495 pnp transistor 2n2222 equivalent transistor c735 c637 transistor transistor c633 text. Transistor transistors for beginners in electronics. An9010 all mosfet equivalent book free all transistor equivalent book free transistor equivalent book power bjt advantages and disadvantages an9010 vmosfet bjt isolated base drive circuit drive base bjt fqp10n20 n power mosfet depletion. Find the pdf datasheet, specifications and distributor information. Bfy50 lt150 lem bfy50bfy51bfy52 bfy50bfy51 jfy52 bfy501 bs944 silicon planar epitaxial transistors j100 text. Bfy51, bfy51 npn medium power transistor, buy bfy51 transistor.
Publication thereof does not dattasheet nor imply any license under patent or other industrial or intellectual property rights. This need was provided for in my first book of transistor. The purpose of this book is to help the reader to understand how transistors work and how to design a simple transistor circuit. Check our section of free e books and guides on transistor circuits now. These are the names of the packages and not the transistor part numbers. Still, to me transistors are very technical i need a transistor book that is about 8th grade level with more diagrams.
Bfy51 bfy51 equivalent bfy50 bfy51 bfy50 equivalent datasheet bfy51 bfy52 bfy51i bfy50 cb text. Bipolar transistors database contain more than 46000 transistor. All the above assumes the transistor is at the same temperature as the heat sink. Apr 05, 2008 i during 80s and 90s, i used to search for components equivalents in books. Transistor equivalent book 2sc2238 transistor integrated circuit. The operation and use of transistors is covered by the transistor circuits page. The quantities shown in the table are explained below. It is shown as a diode for the be pn junction and a current source for the ce junction. Everyday low prices and free delivery on eligible orders. Electronics club transistors types, connecting, soldering. Youll learn to identify a transistor, understand the information described in a transistor datasheet, and learn the symbols used to identify the type of tra.
In certain cases, the quoted collector current may be exceeded. Comments number equivalent, 150 200 j bs9300 c722 bfy50 t05 npn 80 35 6 30 100 150 50 bs9300 c723 bfy51 t05. I could not find one in the market since they have been discontinued. Apps bfy50 datasheet, equivalent, cross reference search. First book of transistor equivalents american radio history. The table below shows the most important technical data for some popular transistors, tables in catalogues and reference books will usually show additional information but this is unlikely to be useful unless you are experienced. Continental device india limited an isots 16949, iso 9001 and iso 14001 certified company silicon planar transistors bfy50, bfy51, bfy52 to39 metal can package general purpose transistors. Smallsignal transistors replacement list bc337a bc337 equivalent type bc338 bc337 bc33816 bc33716 bc33825 bc33725 bc33840 bc33740 bc36816 bc63516 bc36825 bc63516 equivalent type bc547a bc546a bc548 bc547 bc548a bc546a bc548b bc547b bc548c bc547c bc549 bc547b bc549b bc547b bc550 bc547b bc550b bc547b bc557a bc556a bc558 bc557 bc558a.
Consider the contents of this book as the first mile of a long journey into transistor. 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. Vrt comparison table for semiconductors from a to z edition. 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. To find the component your looking for, either search by part number or visit the relative department. A to5 transistor with a p d of 3 watts might be able to dissipate 810 watts with a heat sink. The links at left may help you to research your own replacement transistors. International transistor equivalents guide bernard babani. Bfy51, bfy51 datasheet, bfy51 npn general purpose transistor datasheet, buy bfy51 transistor. Transistor equivalent list 8ch pnp darlington transistor array pnp octal darlington transistor arrays equivalent transistor 2sk td62783 equivalent 2sk1078 td62783 pnp darlington transistor array td62504 equivalent text.
The bigger the package is, the more power the transistor can handle. The initial 2n identifies the part as a transistor and the rest of the code identifies the particular transistor. Philips, alldatasheet, datasheet, datasheet search site for electronic components and. But seriously, a bfy51 is a general purpose npn silicon transistor, a bit higher rated than a 2n2222,which is closer to say a bc108. Maximum power, called p d, is the overall power a transistor can dissipate, through heat, without burning up. Transistor equivalent circuits and models learning objectives general dc equivalent circuit ac equivalent circuit equivalent circuit of a cb amplifier effect of source resistance r s on voltage gain equivalent circuit of a ce amplifier equivalent circuit of a cc amplifier smallsignal lowfrequency model or representation. Bfy52 datasheet28 pages philips npn medium power transistors. Javascript is currently disabled in your browser, please turn it on to avoid loss of functionality.
Second book of transistor equivalents american radio history. Rating hfe at collector current bs type commercial case min. Most have a way to say i need a transistor like this. Semiconductor transistor, diode, ic cross reference. Bfy51 datasheet, equivalent, cross reference search philips semiconductors, 6f, no. Bfy51 bfy51 equivalent bfy50bfy51 bfy50 equivalent datasheet bfy51 bfy52 bfy51i bfy50 cb text.
Pc max ucb max uce max ueb max ic max ft max cctip pf hfe tj euro equivalent, usa equivalent, ussr equivalent, japan equivalent. Buy international transistor equivalents guide bernard babani publishing radio and electronics books by adrian michaels isbn. Every npn transistor i used, every one of them different, worked and i could not tell much of a difference in performance. Transistor catalog note that as phil dataasheet, youll be replacing multiple components in your circuit and its far from unlikely youll also have to change a few bias resistors to keep the same performance. This page contains list of freely available e books, online textbooks and tutorials in transistor circuits. Imo, the 2 transistor books i got need a good instructor to clarify basic concepts like flow of electrons and holes, reverse bias, forward bias, etc. Transistor equivalent book 2sc2238 free download as pdf file. Many transistors have metal cases which are connected to one of their leads so it may be necessary to insulate the heat sink from the transistor. Bfy51 cross reference electronic circuits, tv schematics. Bfy51 datasheet, bfy51 pdf, bfy51 data sheet, datasheet, data sheet, pdf, central semiconductor, leaded small signal transistor general purpose. If this is in any sort of pushpull amplifier, you should probably replace all the transistors and not just the faulty one to maintain symmetry in the circuit.
This section contains free e books and guides on transistor circuits, some of the resources in this section can be viewed online and some of them can be downloaded. Power transistors usually have bolt holes for attaching heat sinks, but clipon heat sinks are also available. Transistor equivalents for the substitution of modern transistors in elderly projects. Semiconductor cross reference book engineers of howard w.
Can anyone please suggest a substitute for the bfy51. Bfy5051 medium power amplifier description the bfy50 and bfy52 are silicon planar epitaxial npn transistors in jedec to39 metal case. Is there anything available to see if a particular transistor can be replaced with a different one. This is where a pnp transistor differs from a npn transistor, if you are looking for an equivalent npn type check out bd5 transistor. Should you find any info that can fill in any of the blanks in the matrix below. The most important properties to look for are the maximum collector current i c and the current gain h fe. Single transistor switch the transistor is often used as a switch in electronic circuits.
Vrt comparison table for semiconductors from a to z. Cross reference electronic circuits, tv schematics, audio. Mar 21, 2004 years ago there were books for transistor equivalents. Bc transistor, bf transistor, bc general purpose transistor. Bc548b is a another, lower power, equivalent with a to92 plastic case but many others exist and can be found in transistor equivalents tables. The external resistors set an operating bias on the base to the transistor and limit current from the ac signal. Bd6 is a pnp transistor hence the collector and emitter will be closed forward biased when the base pin is held at ground and will be opened reverse biased when a signal is provided to base pin. Bfy52 datasheet, cross reference, circuit and application notes in pdf format. Design and application of transistor switching circuits. Transistor codes surface mount, pnp, npn, choosing. No liability will be accepted by the publisher for any consequence of its use. Common types include bjt transistors, rf transistors, darlington transistors, and mosfet transistors. Diodes and transistors pdf 28p this note covers the following topics.
Basic semiconductor physics, diodes, the nonlinear diode model, load line analysis, large signal diode models, offset diode model, transistors, large signal bjt model, load line analysis, small signal model and transistor amplification. Transistors can be packaged in many different packages, some examples are shown below. A bfy51 transistor is an npn negativepositivenegative bipolar transistor. Bfy51 cross reference electronic circuits, tv schematics, audio. Sample pages of the vrt comparison books from eca edition 20102011 vrt volume 1 from a to z split into 2 books vrt1a and vrt1b 1496 pages isbn 9783937469379 vrt volume 2 from 0 to 680 pages isbn 9783937469386. Most projects will specify a particular transistor, but if necessary you can usually substitute an equivalent transistor from the wide range available. Transistors are solidstate electronic devices used to control the flow of electricity in electronic equipment and consist of a semiconductor material with at least three electrodes for connection to a circuit. Free transistor circuits books download ebooks online. Cdil bfy51 transistor npn 30v 1a to39 rapid online. Is there any webbased or stand alone program to do such service for transistors and ics. Transistor equivalent book pdf free download by corfikome.
Select a replacement transistor with equivalent ft. Free transistor equivalent book transistor bipolar junction. Philips customers using or selling these products for. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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