Crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable. The full operation of the circuit is analyzed in two parts. In the bias circuit, one considers the nature of the rectifier baseemitter basecollector junctions to establish the operating point point q, together with external components needed. Free transistor equivalent book transistor bipolar junction. Calculating the operating dc or quiescent point of a common emitter amplifier if we have a working circuit. Download ic database equivalent guide 100 thousand components. Kta1281 datasheet, equivalent, cross reference search. One of my interests is restoring vintage transistor radios. Toshiba transistor silicon pnp epitaxial type pct process 2sa10 color tv verttical deflection output applications power switching applications high voltage. Semiconductor cross reference book paperback july, 1996. Transistor theory illustrated, form 22 36794 this manual although both. Is there anything available to see if a particular transistor can be replaced with a different one. Toshiba transistor silicon pnp epitaxial type pct process. Aug 25, 2011 crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable.
Switching time equivalent test circuits scope rise time transistor equivalent substitute crossreference search 2sa1281 datasheet pdf 4. On means current is flowing through the transistor therefore vbe. Could you please please recommend me a bookwebsitevideo or anything to understand transistors in an easy and simply way. You can see the internal diagram of that particular components, pin out, voltage, replacement, block diagram and the components layout. Electronic repair transistor cross reference replacement. Ac equivalent circuit of transistor electrical engineering. Free transistor circuits books download ebooks online textbooks.
Semiconductor transistor, diode, ic cross reference. Chip,iconline,databook,datasheet catalog,datasheet archive. With out knowing what and ware your are using it, you should choose a similar part. If more than a maximum voltage rating is applied to a transistor, it can be permanently damaged. Cross reference electronic circuits, tv schematics, audio. Crossreference search result equivalent transistors type. Could you please please recommend me a book websitevideo or anything to understand transistors in an easy and simply way. Lownoise transistors 2sa1280 description with to220f package high breakdown voltage high power dissipation applications for use in low frequency power amplifier color tv vertical deflection output pinning pin description 1 base 2 collector fig.
If you need one, i would recommend that you buy one of the previous editions from 2000 or earlier i ended up buying a copy of the eighth edition from 1998, and the. Jun 25, 2018 smd devices are, by their very nature, too small to carry conventional semiconductor type numbers. Principles of transistor circuits is a very good book, but this 2003 print of the ninth edition suffers badly from being digitised as the illustrations are almost illegible. 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. Check our section of free ebooks and guides on transistor circuits now. Is there any webbased or stand alone program to do such service for transistors and ics. The bc548 is an example of the modern lowcost member of this family, still in a throughhole package, while the bc848 is the surfacemount version. Everyday low prices and free delivery on eligible orders.
Of course, after 40 plus years of life, most electrolytic capacitors are suspect and the carboncomposition resistors have drifted high and sometimes become very noisy. If you install the wrong polarity, the sandwich wont work. Dont go for a transistor with a much higher ft as this may increase the risk of oscillation. Cross reference universal transistor reference page 1. There are many bipolar transistors, and most of them have many analogues, which are similar in their parameters, so that the search for the replacement usually. Understanding transistor replacement, substitution and. In the content you can find out all sort of the components specification. Smd devices are, by their very nature, too small to carry conventional semiconductor type numbers. Zigbittm amp oem modules zdm a1281 pnpn0 r evision 2.
Design and application of transistor switching circuits. I during 80s and 90s, i used to search for components equivalents in books. World transistor equivalents data az by eca author 4. Transistor theory and application, form 223 6783 2. Choosing transistor replacements electronics notes. At the maximum voltage, also called a breakdown voltage bv, electrons. Understanding transistor cross reference, equivalent. Most projects will specify a particular transistor, but if necessary you can usually substitute.
How to choose a replacement for a bipolar transistor alltransistors. Download ic database equivalent guide 100 thousand. Apr 05, 2008 i during 80s and 90s, i used to search for components equivalents in books. Instead, a somewhat arbitrary coding system has grown up, where the device package carries a simple two or threecharacter id code. Nte is a company that specializes in cross referenced parts. Alternatively equivalent s to these transistors would help. A substitute transistor must have the same polarity, either pnp or npn, as the original. Texas instruments transistor and diode databook 1st ed 1973 datasheets for diodes from 1n251 on and transistors from 2n117 on acrobat 7 pdf 34. Because of the complexity of transistor theory and the newness of the subject matter, two transistor theory manuals have been prepared. Semiconductortransistor crossreference list peavey. 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. 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.
Diodes and transistors pdf 28p this note covers the following topics. Most projects will specify a particular transistor, but if necessary you can usually substitute an equivalent transistor from the wide range available. But the reliability and failure modes of vintage transistors is interesting, and is the subject of this article. Lownoise a1281 99 transistor a1281 a1281 transistor equivalent a1281 transistor a1281 a1281 327 it9 ps 9829 mch4021 cbc 337 ena1281. The initial 2n identifies the part as a transistor and the rest of the code identifies the particular transistor. The most popular transistor cross reference replacement guide is the philip ecg semiconductor master replacement guide. Recommend a book on transistor circuits and theory please. I keep looking for equivalent transistors, and sometimes find a website that gives a list equivalent transistor. Rca transistor thyristor and diode manual sc14 and a great selection of related books, art and collectibles available now at.
The data sheet is very important for every engineers and technicians because it can help them to find the nearest replacement for the components that they are. 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. Finding transistor replacement can take you hours if you dont know the right method to do it. Searching the right transistor for substitution is a skill, if you replace wrong specifications of transistor i. Buy international transistor equivalents guide bernard babani publishing radio and electronics books by michaels, adrian isbn. Since the distribution of heat in the transistor crystal is not uniform and depends on voltage and. Transistor replacement table for transistor datasheet. Circuit custom power supply for audio amplifier symmetrical. If a mica insulation is used, the thermal resistance of the mica washer must be added, which amounts to about 0. Directions for determining the thermal resistance rths for cooling fins can be found on page 11. A733 pnp epitaxial silicon transistor elite enterprises h. Free transistor circuits books download ebooks online. International transistor equivalents guide bernard babani.
The importance of transistor cross reference, datasheet, equivalent and specification. Bc549bp transistor datasheet pdf, bc549bp equivalent. 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. Bipolar transistor crossreference search equivalent. All electronic repairers should know how to read the transistor cross reference equivalent book if they want to succeed in electronic repairs. Allieds handbook of transistor fundamentals author. This page contains list of freely available ebooks, online textbooks and tutorials in transistor circuits. Select a replacement transistor with equivalent ft. Transistor codes surface mount, pnp, npn, choosing. Understanding transistor replacement, substitution and information is very important for a electronic repairer.