5551 transistor equivalent books

A transistor equivalent circuit is usually a linear approximation that simplifies circuit analysis of transistor circuit. Bjt equivalent circuit models ok, weve got the terminal currents defined in terms of our gain constants and each other. At a minimum such license agreement shall safeguard on semiconductors ownership rights to the software. 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. Unit conditions vbrceo collectoremitter breakdown voltage note 3 140 160 v ic1ma, ib0. This page contains list of freely available e books, online textbooks and tutorials in transistor circuits. It goes further and it offers exactly what you were talking in this topic, real replacements like the 80s and 90s replacements crossreference books. 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. Discrete semiconductors data sheet book, halfpage m3d186 2n5550.

Looking for equivalent transistor electrical engineering. Base voltage 2n5550 2n5551 vcbo 160 180 vdc emitter. 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. Check our section of free e books and guides on transistor circuits now. When looking at the flat side with the leads pointed downward, the three leads emerging from the transistor are, from left to right, the emitter, base, and collector leads. Years ago there were books for transistor equivalents. Amplifier transistors npn silicon features these are pb. Free transistor circuits books download ebooks online. Transistor equivalent or substitute used for power amplifier. Emitter voltage 2n5550 2n5551 vceo 140 160 vdc collector. Dont go for a transistor with a much higher ft as this may increase the risk of oscillation. This is a pdf format of the well known hardware pinout book, which covers various computer, electrical and electronic item pinouts.

The symbol of the transistor has an arrow on the emitter. Transistor equivalents for the substitution of modern. Cross reference universal transistor reference page 1. V brceo 140 collectoremitter breakdown voltage note 3 160 v ic1ma, b0 v. The links at left may help you to research your own replacement transistors. Apr 05, 2008 it has been very useful for me because it doesnt provide only the nte replacements. Page 2 of 6 electrical characteristics t ambient25. C unless noted otherwise off characteristics symbol description mmbt5550 mmbt5551 unit conditions min. Johnson a great book for learning electronics in easy plain language.

A to5 transistor with a p d of 3 watts might be able to dissipate 810 watts with a heat sink. It also has decent switching characteristics transition frequency is 100mhz hence can amplify. Transistors are nonlinear devices but all circuit analysis is premised on the circuit elements being linear so this causes. Normally the value of collector current will e given by. Ja thermal resistance, junction to ambient 200 357 cw c b e to92 c b e sot23 mark. Understanding transistor replacement, substitution and information is very important for a electronic repairer. 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. 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. Three elements of twojunction transistor are given below. Smd type transistors npn transistors pzt4401 kzt4401 unit. I just entered transistor without quotes in the search box at the top level, then clicked on transistors bjt single,797 items and it took me to the transistor search page above. Vceo160v high current gain applications telephone switching circuit amplifier ordering information ordering number pin assignment package packing lead free plating halogen free 1 2 3 2n5551lx. Semiconductors data sheet book, halfpage m3d186 2n5550.

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. Should you find any info that can fill in any of the blanks in the matrix below. Maximum power, called p d, is the overall power a transistor can dissipate, through heat, without burning up. If the transistor is a pnp, then the arrow points to the base of the transistor, otherwise it points to the output. The 2n3439 and 2n3440 are silicon epitaxial planar npn transistors in.

Diodes and transistors pdf 28p this note covers the following topics. World transistor equivalents data az by eca author 4. Everyday low prices and free delivery on eligible orders. Free shipping on many items browse your favorite brands affordable prices. The 2n5551 is an npn amplifier transistor with an amplification factor hfe of 80 when the collector current is 10ma. Transistors substitutionsequivalents all about circuits. Free transistor circuits books download ebooks online textbooks. Is there anything available to see if a particular transistor can be replaced with a different one. A complete guide to semiconductor replacement and substitutions from the makers of photofactr service documentation. Topics covered range from point contact devices and junction devices to pn junctions in semiconductors, unipolar and analog transistors, and hole injection in transistor action. You can always remember that the arrow points at the n material. International transistor equivalents guide bernard babani. C unless noted otherwise off characteristics mmbt5550 mmbt5551 symbol description min.

Dec 11, 2017 2n2222a 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 base pin. Design and application of transistor switching circuits. Finding transistor replacement can take you hours if you dont know the right method to do it. The 2n5551 is an npn amplifier transistor with an amplification factor of 80 when the collector. But all this is some ones idea of what a equivalent is. Nte194, 2n5833, 2n5088, 2n3055, 2n5401 pnp same family transistors. Page 2 of 6 electrical characteristics t ambient 25. Aug 25, 2011 crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable. In certain cases, the quoted collector current may be exceeded.

Searching the right transistor for substitution is a skill, if you replace wrong specifications of transistor i. Download ic database equivalent guide 100 thousand. 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. Equivalent circuits of transistors, physics tutorial. Buy international transistor equivalents guide bernard babani publishing radio and electronics books by michaels, adrian isbn. 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. Free devices maximum ratings rating symbol value unit collector. Transistor equivalent bipolar junction transistor transistor scribd. Get the best deals on phototransistor transistors when you shop the largest online selection at. Most have a way to say i need a transistor like this. Bom, gerber, user manual, schematic, test procedures, etc. Here is an image showing the pin diagram of the this 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. Understanding transistor replacement, substitution and. 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. Select a replacement transistor with equivalent ft. Choosing transistor replacements electronics notes. The next most important parameter is possible ft the effective maximum operating frequency although the transistor is of no use at that frequency. Now weve got to come up with a model for the entire device that we can put in an electrical circuit for design and analysis.

Mar 10, 2009 all the substitution books i have seen have been highly unreliable. Smallsignal transistors replacement list bc86816 bc868, bc86825 equivalent type bc876 bc878 bc880 bc878 equivalent type bc877 bc879 bcf29 bc857 bcf30 bc857b bcf33 bc847b bcf81 bc847c bcp5110 bcp5310 bcp5210 bcp5310 bcp52 bcp53 bcp5410 bcp5510 bcp6810 bcp68, bcp6825 bcp6816 bcp68, bcp6825. Look for something an npn transistor might be called an rf transistor, of course with similar or somewhat higher ft, similar or somewhat lower cob, and hfe in the same range to make it more likely it oscillates, and similar or somewhat higher pd, vceo, and ic to make sure it doesnt burn out. More than 490,000 part numbers, type numbers, and other identifying numbers listed. You are far better off understanding the specifications, particular those of particular interest to your application, and using a book or table of specs to find a proper substitute, or posting on sites like aac for help choosing.