Tv repair tipsafter unzipping download, place both files on a floppy for a backup copy, then click the install icon. Select a replacement transistor with equivalent ft. This app will guide you to know, choose, select and design your next board masterpiece using that transistor you. High voltage 75v video amplifier for transistor tvs. Directions for determining the thermal resistance rths for cooling fins can be found on page 11. There is no listed equivalent to the af118 and where replacement is needed for an old transistor tv, it may be necessary to rejig the circuit to take a suitably rated silicon device. Sir, can anyone help me finding replacement of power transistors. Once the transistor specifications and parameters have been ascertained, it is possible to check for other replacement transistor types with similar parameters that. Its max vceo is 45v, its max current is only 100ma and its hfe is from 125 to 500 at 2ma. D1878 datasheet color tv horizontal deflection sanyo, datasheet, d1878 pdf, d1878 pinout, d1878 equivalent, data, d1878 circuit, output, ic, schematic. The tool transistoramp has a very easy to use user interface. Bipolar transistors database bipolar transistors database contain more than 46000 transistor data npn and pnp transistors.
Instead, a somewhat arbitrary coding system has grown up, where the device package carries a simple two or threecharacter id code. 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. 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. Obsolete transistor equivalents all about circuits. Pls i need transistor equivalent of ztx300 and 2n3705. If you install the wrong polarity, the sandwich wont work. C1815 cross reference electronic circuits, tv schematics. Pdf 10tq045s 11dq03 11dq04 11eq03 11eq04 11eqs 15df4 1n3645 bt6600e equivalent d2499 equivalent d1878 equivalent bt9600 equivalent c4927 d1577 d1554 c5386 c5129. Understanding transistor cross reference, equivalent. Pinball transistor equivalent chart, or how to read.
Silicon npn power transistors, 2sd5702 datasheet, 2sd5702 circuit, 2sd5702 data sheet. Most projects will specify a particular transistor, but if necessary you can usually substitute. 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 to106. Semiconductor transistor, diode, ic cross reference.
Need an equivalent pnp to 2sd882 read 5057 times previous topic next topic. 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. A bc107 was an old ordinary little transistor in a metal case. If more than a maximum voltage rating is applied to a transistor, it can be permanently damaged. S9012 cross reference electronic circuits, tv schematics, audio.
Mar 27, 2015 hi, im currently repairing an amp with 2sb688a and 2sc5179 npn pnp complementary pair output transistors. Keywords, 2sd30, datasheet, pdf, sanyo semiconductor, npn, transistor, sd30, d30, 30, 2sd3, 2sd, 2s, equivalent, stock, pinout, distributor, price, schematic. Transistor amplifier circuit designer software electronic. D2499 equivalent d1878 equivalent bt9600 equivalent c4927 d1577 d1554 c5386 c5129 e05 equivalent text. Transistor substitution database software semi select v.
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. Does anyone have any information on quality equivalents for these transistors. 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. D1878 datasheet, d1878 pdf, d1878 data sheet, datasheet, data sheet, pdf. See all formats and editions hide other formats and editions. Hi friends i need a software or any book to find the equivalent or substitute of. C1815 cross reference electronic circuits, tv schematics, audio. Looking for equivalent transistor electrical engineering. Join date jun 2005 posts 240 helped 45 45 points 4,206 level 15. A substitute transistor must have the same polarity, either pnp or npn, as the original. 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. At the maximum voltage, also called a breakdown voltage bv, electrons. I am searching for a pnp transistor which will be having almost same like the 2sd880 or 2sd882 npn transistor. Transistors handbook for ios free download and software.
Keywords, 2sd947f, datasheet, pdf, rohm, power, transistor, sd947f, d947f, 947f. Transistor cross reference, equivalent and specification is very important for every electronic repairer the importance of transistor cross reference, datasheet, equivalent and specification. Acid transactions keep all data safe in case of vm stops. Smd devices are, by their very nature, too small to carry conventional semiconductor type numbers. Transistor equivalents for the substitution of modern transistors in elderly projects. Bipolar transistors database contain more than 46000 transistor data npn and pnp transistors. Should you find any info that can fill in any of the blanks in the matrix below. Transistoramp bjt transistor amplifier circuits designer software. This software is freeware and may be used commercially and privately for free. Bc107 equivalent electronics forum circuits, projects. Pdf mxed301 64row 16row s16329 n1016, transistor d1879 transistor d1878.
D1878 datasheet 2sd1878 transistor, pdf, pinout, equivalent, replacement, schematic, manual, data, circuit, parts, datasheet. The next most important parameter is possible ft the effective maximum operating frequency although the transistor is of no use at that frequency. D1878 datasheet color tv horizontal deflection sanyo. Bipolar transistors database bipolar transistors database contain more than 46000 transistor data npn. Tip145, tip146, tip147, pnp are complementary devices. Crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable. Jun 25, 2018 smd devices are, by their very nature, too small to carry conventional semiconductor type numbers. 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. I keep looking for equivalent transistors, and sometimes find a website that gives a list equivalent transistor. Dodgy ebay replacements are available but im aware that this is not necessarily the best route to go down.
The initial 2n identifies the part as a transistor and the rest of the code identifies the particular transistor. 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. Transistor substitution database software free download. The darlington bipolar power transistor is designed for general purpose amplifier and low frequency switching applications. Original transistor type original alternative type modern substitute alternative substitute. Transistor equivalents for the substitution of modern.
Download transistoramp software for the design of transistor. Need an equivalent pnp to 2sd882 arduino forum index. Web and mobile experts transistor software provides premium web and mobile engineering, architecture and training to companies all over the world. 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. All electronic repairers should know how to read the transistor cross reference equivalent book if they want to succeed in electronic repairs. Bipolar transistors database contain more than 46000 transistor. The links at left may help you to research your own replacement transistors.
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. Nov 03, 2015 d1878 datasheet color tv horizontal deflection sanyo, datasheet, d1878 pdf, d1878 pinout, d1878 equivalent, data, d1878 circuit, output, ic, schematic. Or, point me to an article that explains transistor specifications and how to read them. Silicon diffused power transistor general description wing shing computer. 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. Dont go for a transistor with a much higher ft as this may increase the risk of oscillation. May 31, 2017 d1878 datasheet 2sd1878 transistor, pdf, pinout, equivalent, replacement, schematic, manual, data, circuit, parts, datasheet. Pc max ucb max uce max ueb max ic max ft max cctip pf hfe tj euro equivalent, usa equivalent, ussr equivalent, japan equivalent. Savantic, alldatasheet, datasheet, datasheet search site for electronic. Located in montreal, canada, transistor software has been working with webtechnology since 1998. D1878 datasheet color tv horizontal deflection sanyo, datasheet, d1878 pdf. With transistoramp you are able to create your individual transistor amplifier with a few mouse clicks.
If a mica insulation is used, the thermal resistance of the mica washer must be added, which amounts to about 0. Hi, im currently repairing an amp with 2sb688a and 2sc5179 npn pnp complementary pair output transistors. Most projects will specify a particular transistor, but if necessary you can usually substitute an equivalent transistor from the wide range available. Transistor software specializes in the background operation of native location apis for ios and android in locationtracking applications. 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. So i just wanted to know can the bc148 be used as a general substitute for 2n2222 or is it just the case in this. Since the distribution of heat in the transistor crystal is not uniform and depends on voltage and. For the design of transistor amplifiers there is a new software available. In practice, the af125 can be used to replace af114115116. I have seen many circuits using the 2n2222 transistor correct me if it isnt one. A footprint of 250 kb saves memory and allows onlinedownload. Transistor cross referenceinput a transistor number to see any crosses that may be available.
Bc107 equivalent electronics forum circuits, projects and. D2499 equivalent d1878 equivalent bt9600 equivalent c4927 d1577 d1554 c5386 c5129 e05 equivalent. S9012 cross reference electronic circuits, tv schematics. Transistor codes surface mount, pnp, npn, choosing. Cross reference universal transistor reference page 1. Download ic database equivalent guide 100 thousand. Transistor substitution database free software download. World transistor equivalents data az by eca author 4. Choosing transistor replacements electronics notes. A bc547 has the same chip but in a modern epoxy case and its allowed thermal power is double the bc107. Apr 28, 2014 download bipolar transistors database for free. Weve got a frys close to my work, but i dont find for example tip122 or tip36c when i do a search.