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. Select a replacement transistor with equivalent ft. Rca transistor thyristor and diode manual sc14 and a great selection of related books, art and collectibles available now at. Dodgy ebay replacements are available but im aware that this is not necessarily the best route to go down. Vrt comparison table for semiconductors from a to z. Bipolar power transistor selection guide january 2003 table of contents product page general purpose transistors horizontal deflection output transistors product page dpak d2pak sot223 ipak to126 todarlington transistors dpak ipak to126 to220 to220f to3p to3pf switching transistors dpak d2pak to92 to126 to220 to220f to3p to3pf 2. Dont go for a transistor with a much higher ft as this may increase the risk of oscillation. Aug 25, 2011 crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable. Transistor cross reference, equivalent and specification is very important for every electronic repairer the importance of transistor cross reference, datasheet, equivalent and specification.
So called equivalent parts, or nte replacements, may not work at all in some cases, because they were worse in some spec, or the circuit was designed with the assumptions that the part had a fairly low bandwidth. The transistor then passes through a negative resistance region, which sees an increase in current and a drop in voltage. Download ic database equivalent guide 100 thousand. The tags customers have most frequently applied to transistor have also been applied to these products. Design and application of transistor switching circuits. No licence is granted for the use of it other than for information purposes in connection with the products to which it relates. Vrt comparison table for semiconductors from a to z edition. Calculating the operating dc or quiescent point of a common emitter amplifier if we have a working circuit. Does anyone have any information on quality equivalents for these transistors. Transistor equivalent book pdf free download by corfikome. Finding transistor replacement can take you hours if you dont know the right method to do it. Diodes and transistors pdf 28p this note covers the following topics. The external resistors set an operating bias on the base to the transistor and limit current from the ac signal. Allieds handbook of transistor fundamentals author.
Understanding transistor cross reference, equivalent. Transistor replacement table for transistor datasheet. This book also has a very comprehensive glossary, index, and equations. Searching the right transistor for substitution is a skill, if you replace wrong specifications of transistor. Bipolar power transistor selection guide january 2003 table of contents product page general purpose transistors horizontal deflection output transistors product page dpak d2pak sot223 ipak to126 todarlington transistors dpak ipak to126 to220 to220f to3p to3pf switching transistors dpak d2pak to92 to126. The importance of transistor cross reference, datasheet, equivalent and specification. Buy international transistor equivalents guide bernard babani publishing radio and electronics books by michaels, adrian isbn. Instead, a somewhat arbitrary coding system has grown up, where the device package carries a simple two or threecharacter id code. Apr 05, 2008 it has been very useful for me because it doesnt provide only the nte replacements. Notice rohm customer support system thank you for your accessing to rohm. 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 transistor crossreference search equivalent.
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. Understanding transistor replacement, substitution and information is very important for a electronic repairer. Practical electronicsbipolar transistors wikibooks. Transistor codes surface mount, pnp, npn, choosing. 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. Johnson a great book for learning electronics in easy plain language. A bjt consists of three differently doped semiconductor regions, the emitter region, the base region and the collector region. Simple circuit stereo audio amplifier with ic lm386. Smd devices are, by their very nature, too small to carry conventional semiconductor type numbers. It has been very useful for me because it doesnt provide only the nte replacements. Wikipedia books are maintained by the wikipedia community, particularly wikiproject wikipedia books. It is shown as a diode for the be pn junction and a current source for the ce junction.
Bipolar, power, rf, digital, igbt, unijunction, fet, jfet, and mosfets. Choosing transistor replacements electronics notes. 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. Cross reference electronic circuits, tv schematics, audio. This easytouse book covers all transistor types including. What books should one use to study mosfet, bjt transistor. Transistor 2sd85 silicon npn triple diffusion planer type for lowfrequency output amplification unit. Everyday low prices and free delivery on eligible orders. Searching the right transistor for substitution is a skill, if you replace wrong specifications of transistor i. On means current is flowing through the transistor therefore vbe. Free transistor circuits books download ebooks online. Buy international transistor equivalents guide bernard babani publishing radio and electronics books by adrian michaels isbn.
Is there anything available to see if a particular transistor can be replaced with a different one. 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. 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. Understanding transistor replacement, substitution and. No licence is granted for the use of it other than for information purposes in connection with the products to. Wikipedia books can also be tagged by the banners of any relevant wikiprojects with classbook. Obsolete transistor equivalents all about circuits.
Then as the voltage is increases and hits the transistors triggering voltage, which is its threshold voltage, and it turns on. It then goes to the saturation region, where the current and voltage of the transistor increases. Free transistor circuits books download ebooks online textbooks. Semiconductor transistor, diode, ic cross reference. In certain cases, the quoted collector current may be exceeded. Tags datasheet, download, electronic software, ic, transistor post navigation.
Mar 27, 2015 hi, im currently repairing an amp with 2sb688a and 2sc5179 npn pnp complementary pair output transistors. Transistor circuits books 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. World transistor equivalents data az by eca author 4. Discrete semiconductors data sheet book, halfpage m3d111 2n4036 pnp switching transistor 1997 jun 19 product specification supersedes data. Ma8003 transistor datasheet pdf, ma8003 equivalent. This is a wikipedia book, a collection of articles which can be downloaded electronically or ordered in print. This data sheet and its contents the information belong to the members of the premier farnell group of companies the group or are licensed to it.
Most projects will specify a particular transistor, but if necessary you can usually substitute. Each semiconductor region is connected to a terminal, appropriately labeled. Semiconductortransistor crossreference list peavey. Download book 200 transistor circuits talking electronics. It goes further and it offers exactly what you were talking in this topic, real replacements like the 80s and 90s replacements crossreference books. Cross reference universal transistor reference page 1. The transistor handbook, one in a series of component handbooks, has the answers to all of your daily application questions.
Crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable. The initial 2n identifies the part as a transistor and the rest of the code identifies the particular transistor. Ma8003 datasheet, equivalent, cross reference search. 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. 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. Book this book does not require a rating on the quality scale. 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.
Most projects will specify a particular transistor, but if necessary you can usually substitute an equivalent transistor from the wide range available. 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. Crossreference search result equivalent transistors type. General electric transistor manual if that link goes away, you can sometimes find it for absurd. All electronic repairers should know how to read the transistor cross reference equivalent book if they want to succeed in electronic repairs. This page contains list of freely available e books, online textbooks and tutorials in transistor circuits. Check our section of free e books and guides on transistor circuits now.
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