Is there anything available to see if a particular transistor can be replaced with a different one. Cross reference electronic circuits, tv schematics, audio. Download ic database equivalent guide 100 thousand. Transistor cross reference, equivalent and specification is very important for every electronic repairer the importance of transistor cross reference, datasheet, equivalent and specification. All electronic repairers should know how to read the transistor cross reference equivalent book if they want to succeed in electronic repairs. Jun 25, 2018 smd devices are, by their very nature, too small to carry conventional semiconductor type numbers. Design and application of transistor switching circuits. Directions for determining the thermal resistance rths for cooling fins can be found on page 11. 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. Choosing transistor replacements electronics notes. No licence is granted for the use of it other than for information purposes in connection with the products to which it relates.
Collector vcbo 40 v vcbo vcbo collectorbase voltage vcbo electrical electrical electrical. What books should one use to study mosfet, bjt transistor. Free transistor circuits books download ebooks online. 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.
This book provides practical guidance and application information when using transistors in electronic and electrical circuit design. Sot23 s8550 transistor pnp features complimentary to. Is there any webbased or stand alone program to do such service for transistors and ics. 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.
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. 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. S8550 datasheet, equivalent, cross reference search. Datasheets ics5osk482tilf, kst4403, mmbt4403, rt9023gb, s8550, s9012. Marking of electronic components, smd codes 2t, 2t1, 2t, 2til, 2ty.
Since the distribution of heat in the transistor crystal is not uniform and depends on voltage and. C unless noted otherwise off characteristics mmbt5550 mmbt5551 symbol description min. The collector accepts an input current from the circuit, but it cant send the current through the transistor until allowed to by the base. If a mica insulation is used, the thermal resistance of the mica washer must be added, which amounts to about 0. The initial 2n identifies the part as a transistor and the rest of the code identifies the particular 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. Transistors are nonlinear devices but all circuit analysis is premised on the circuit elements being linear so this causes. The next most important parameter is possible ft the effective maximum operating frequency although the transistor is of no use at that frequency.
The shared end is called the base and the other 2 ends are called the emitter and collector. Searching the right transistor for substitution is a skill, if you replace wrong specifications of transistor into the equipment. Bipolar transistor crossreference search equivalent. But you could look in a catalogue for a silicon npn transistor with a voltage rating greater than 25 volts and a current capacity greater than 100 milliamps and a gain greater than 100 and the pinout sequence ebc and perhaps ft greater than 100mhz. Understanding transistor cross reference, equivalent. To92 plasticencapsulate transistors features to92 power dissipation pc. Understanding transistor replacement, substitution and. A transistor equivalent circuit is usually a linear approximation that simplifies circuit analysis of transistor circuit. The original transistor might need special ordering, or be discontinued and unavailable.
I keep looking for equivalent transistors, and sometimes find a website that gives a list equivalent transistor. Free transistor circuits books download ebooks online textbooks. More time is spent figuring out which one to replace and, sometimes, what to replace it with. Transistor substitution desoldering and replacing a transistor takes very little time. Nte is a company that specializes in cross referenced parts. Check our section of free ebooks and guides on transistor circuits now. Transistor uses, transistor rules, common emitter circuit, small signal amplification, fieldeffect transistors, jfet operating regions. This book also has a very comprehensive glossary, index, and equations. Transistors substitutionsequivalents all about circuits. L6747c l6747c pin diagram of mosfet st mosfet 17127 all mosfet equivalent book fast high side mosfet driver push pull mosfet driver synchronousrectified buck converter 2006 l6703 abstract. General electric transistor manual if that link goes away, you can sometimes find it. A substitute transistor must have the same polarity, either pnp or npn, as the original. Base 1 2 3 symbol parameter value units symbol parameter value units symbol parameter value units symbol parameter value units 3.
A transistor is basically 2 diodes that share one end. Or, point me to an article that explains transistor specifications and how to read them. Transistor codes surface mount, pnp, npn, choosing. Diodes and transistors pdf 28p this note covers the following topics. Kst8550s datasheet, equivalent, cross reference search. 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. If more than a maximum voltage rating is applied to a transistor, it can be permanently damaged. Page 6 of 9 h parameters vce10 vdc, f1khz, t a25 c this group of graphs illustrates the relationship betwe en hfe and other h parameters for this series of transistors. Weve got a frys close to my work, but i dont find for example tip122 or tip36c when i do a search. Collector s8550 features z complimentary to s8050 z collector current. If you install the wrong polarity, the sandwich wont work.
Download ic database equivalent guide 100 thousand components. 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. The emitter sends a current out into the circuit, but only. I during 80s and 90s, i used to search for components equivalents in books. Texas instruments transistor and diode databook 1st ed 1973 datasheets for diodes from 1n251 on and transistors from 2n117 on acrobat 7 pdf 34.
Original transistor type original alternative type modern substitute alternative substitute. Semiconductor transistor, diode, ic cross reference. Mar 10, 2009 but you could look in a catalogue for a silicon npn transistor with a voltage rating greater than 25 volts and a current capacity greater than 100 milliamps and a gain greater than 100 and the pinout sequence ebc and perhaps ft greater than 100mhz. With out knowing what and ware your are using it, you should choose a similar part. Instead, a somewhat arbitrary coding system has grown up, where the device package carries a simple two or threecharacter id code. At the maximum voltage, also called a breakdown voltage bv, electrons. Crossreference search result equivalent transistors type. Looking for equivalent transistor electrical engineering. Substitute with the correct part number, the equipment will work for a long time and sometimes the substitute transistor will even work better than the original part number.
Should you find any info that can fill in any of the blanks in the matrix below. Zs and zts are both 2pc4081q devices made by philips. Download calculator for parabolic satellite dish antenna design. The importance of transistor cross reference, datasheet, equivalent and specification. Apr 05, 2008 i during 80s and 90s, i used to search for components equivalents in books. Buy international transistor equivalents guide bernard babani publishing radio and electronics books by adrian michaels isbn.
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. Finden sie topangebote fur 5 x transistor j3y s8050 npn smd sot23 montaje superficie. This is a pdf format of the well known hardware pinout book, which covers various computer, electrical and electronic item pinouts. The apidictor was designed in the early 1950s and contained three types of transistor, each of which could be of two specified types, but none of these are in general supply as of the early 2000s.
Buy international transistor equivalents guide bernard babani publishing radio and electronics books by michaels, adrian isbn. Smd devices are, by their very nature, too small to carry conventional semiconductor type numbers. This easytouse book covers all transistor types including. Lm324 datasheet, lm324 pdf, lm324 data sheet, lm324 manual, lm324 pdf, lm324, datenblatt, electronics lm324, alldatasheet, free, datasheet, datasheets, data sheet. Download book 200 transistor circuits talking electronics. The transistor equivalent circuit can now be evolved with the twopole formulae for the transistor fundamental circuit in fig. Transistor equivalents for the substitution of modern transistors in elderly projects. Transistor equivalent book pdf free download by corfikome. Jul 29, 2019 a transistor is basically 2 diodes that share one end. Transistor equivalents for the substitution of modern. Pinball transistor equivalent chart, or how to read. 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. The links at left may help you to research your own replacement transistors.
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. Bipolar, power, rf, digital, igbt, unijunction, fet, jfet, and mosfets. International transistor equivalents guide bernard babani. Vrt comparison table for semiconductors from a to z edition. Vrt comparison table for semiconductors from a to z. Most projects will specify a particular transistor, but if necessary you can usually substitute an equivalent transistor from the wide range available. This page contains list of freely available ebooks, online textbooks and tutorials in transistor circuits. Page 2 of 6 electrical characteristics t ambient25. World transistor equivalents data az by eca author 4. Dont go for a transistor with a much higher ft as this may increase the risk of oscillation. To obtain these curves, a highgain and a lowgain unit were selected from the. Knowing how to substitute an alternate transistor type can speed up your. Everyday low prices and free delivery on eligible orders. 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 package is up to you whether you want to try to duplicate it or not that one.
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