Bc32725mbr 2n4291 transistor au silicium pnp 40v 0. Sn76477 2n4401 free transistor equivalent book semiconductor data handbook mj802 2n3866 s2p tis43 bc149c xr2206 application notes lm1 siemens transistor manual text. It is intended for general purpose power amplifier and switching applications. This circuit can be used during power failures and outdoors where any other source of power might be unavailable. Ad1494 datasheet, equivalent, cross reference search. Transistor t2 2n3866 forms a vhfclass a power amplifier. An example of a high frequency, low power transistor is bf115. Npn silicon transistor 7 description general small signal amplifier features low collector saturation voltage. The initial 2n identifies the part as a transistor and the rest of the code identifies the particular transistor. All electronic repairers should know how to read the transistor cross reference equivalent book if they want to succeed in electronic repairs. Sodial r 100 transistores npn bc547 45 v 100 ma bc547 negros. See all formats and editions hide other formats and editions.
Old transistors in new production including germanium types. A substitute transistor must have the same polarity, either pnp or npn, as the original. Complementary pair with 2sa1980 ordering information type no. The difference is that the output impedances stepped way down and the current is stepped way up. Looking for equivalent transistor electrical engineering. The nte121 is a 45v germanium pnp alloy junction transistor designed as an audio frequency power output amplifier. Instead, a somewhat arbitrary coding system has grown up, where the device package carries a simple two or threecharacter id code. A varicap diode circuit is included to change the frequency of the transmitter and to provide frequency modulation by audio signals.
Get your questions answered from other customers who own this product or have experience with it. Well, i found what i was searching for so long time. Original transistor type original alternative type modern substitute alternative substitute. Obsolete transistor equivalents all about circuits. Once the transistor specifications and parameters have been ascertained, it is possible to check for other replacement transistor types with similar parameters that. Bu515 can be replaced with bu508, because both are used in tv horizontal deflection section. Transistor software free download transistor top 4. With transistoramp you are able to create your individual transistor amplifier with a few mouse clicks. The circuit built around transistor t1 bf494 is a basic lowpower variablefrequency vhf oscillator. Scmp software listing aufklebefolie transistor dioden vergleichstypen nicdakku geladen halten formantbeitraege gesucht vorpopmusik modernisieren frequenzbereichserweiterung bis 100khz lautsprecher an datenleitung, software listing selbstbau, 10. Or, point me to an article that explains transistor specifications and how to read them.
But in this case, the transition frequencyft do not determine the bandwith. Transistor codes surface mount, pnp, npn, choosing. Pc max ucb max uce max ueb max ic max ft max cctip pf hfe tj euro equivalent, usa equivalent. Mj802 silicon npn power transistor stmicroelectronics preferred salestype description the mj802 is a silicon epitaxialbase power transistor mounted in jedec to3 metal case. Full text of towers international transistor selector. If more than a maximum voltage rating is applied to a transistor, it can be permanently damaged. Af, segnale 20pz bfy81 national dual transistor 1pz bu100a sgs transistor to3 70pz bu104 transistor to3 1pz bu109a transistor to3 1pz bu126 transistor to3 1pz bu208 transistor to3 1pz bu208a transistor to3 1pz bu209 transistor to3 2pz bu326a transistor to3 5pz bu508ag to3p bag rs xxxxxx 93pz. Software sites tucows software library shareware cdroms software capsules compilation cdrom images zx spectrum doom level cd featured image all images latest this just in flickr commons occupy wall street flickr cover art usgs maps. Hi, im currently repairing an amp with 2sb688a and 2sc5179 npn pnp complementary pair output transistors. Download ic database equivalent guide 100 thousand. 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.
Join date jun 2005 posts 240 helped 45 45 points 4,206 level 15. Transistor software specializes in the background operation of native location apis for ios and android in locationtracking applications. 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. If a mica insulation is used, the thermal resistance of the mica washer must be added, which amounts to about 0. Does anyone have any information on quality equivalents for these transistors. Ad149 datasheet pnp transistor, ad149 pdf, ad149 pinout, equivalent, replacement, ad149 schematic, ad149 manual, data. Nos new old stock mixed unbranded or yet to be confirmed manufacturer. Ad1495 datasheet, equivalent, cross reference search. Instructions outline software requirements that are freely available on the internet. I use the ad149 with no frequency limitations and the ft for this transistor is 300khz, very super 78. Tube ad 149 or rohre ad149 id33998, transistor, special tubebase in general. Bc327xbk bc328xbk bc327xbk bc328xbk general purpose siepitaxial planar transistors pnp pnp siepitaxial planartransistoren fur universellen einsatz version 20100623 0. World transistor equivalents data az by eca author 4. The analog data is fed into the transistor and notice this is in the emitter follower configuration, so basically whatever value is here, will be found here in the same phase.
For the design of transistor amplifiers there is a new software available. Moulton street, waverley, pretoria, south africa po box 311 waverley. Semiconductor npn silicon transistor datasheet catalog. The next most important parameter is possible ft the effective maximum operating frequency although the transistor is of no use at that frequency. Jul 25, 2019 the article describes a 10 simple automatic emergency light circuits using high bright leds.
Directions for determining the thermal resistance rths for cooling fins can be found on page 11. Sodial r 100 transistores npn bc547 45 v 100 ma bc547. In a and b the source is always at 0 volts and the gate is always at vcc, so it has the maximum voltage. Smd devices are, by their very nature, too small to carry conventional semiconductor type numbers. Pinball transistor equivalent chart, or how to read. An emergency light is a circuit which automatically switches on a battery operated lamp as soon as the mains ac input is unavailable or. Collectorbase voltage vcbo 60v emitterbase voltage vebo 10v. 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. Ad149 5 transistor datasheet pdf, ad149 5 equivalent. 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. Choosing transistor replacements electronics notes. Ad149 fiche techniquepdf inchange semiconductor company. Crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable. Tube ad 149 or rohre ad149 id33998, transistor, special tubebase in general and poweroutput shown.
Understanding transistor cross reference, equivalent. Bipolar transistors database contain more than 46000 transistor data npn and pnp transistors. At the maximum voltage, also called a breakdown voltage bv, electrons. Overview sk100 pnp transistor sk100 is a general purpose medium power pnp 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. Bipolar transistors database contain more than 46000 transistor. Transistor seamlessly integrates thoughtful strategic planning into a fastpaced action experience, melding responsive gameplay and rich atmospheric storytelling. Most projects will specify a particular transistor, but if necessary you can usually substitute an equivalent transistor from the wide range available. Ad1495 transistor datasheet pdf, ad1495 equivalent. Remember that the voltage which turns on the transistor is the difference between the gate and source. Since the distribution of heat in the transistor crystal is not uniform and depends on voltage and. Nte121 nte electronics bipolar bjt single transistor.
Full text of mullard technical handbook book 1 part 2. Just a work of caution, many of the transistor equivalent documents and software packages have shortcomings and i am afraid to say that in many cases they have proved to be wrong. Bc327 datasheet, equivalent, cross reference search. Studyres contains millions of educational documents, questions and answers, notes about the course, tutoring questions, cards and course recommendations that will help you learn and learn. First book of transistor equivalents american radio history. Mj802 datasheet, equivalent, cross reference search. 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. The output of the oscillator is about 50 milliwatts.
Bipolar transistors database bipolar transistors database contain more than 46000 transistor data npn and pnp transistors. I am searching something can replace these transistors. Rec580 ref542 rer581 cp56time2a iec61850 full project report on object counter axp 193 eberle relays microscada abb. Transistor equivalents for the substitution of modern.
Transistoramp bjt transistor amplifier circuits designer software. Similarly, germanium and silicon transistors are distinguished by the first letters a and b respectively. This software is freeware and may be used commercially and privately for free. I keep looking for equivalent transistors, and sometimes find a website that gives a list equivalent transistor. Bipolar transistors database bipolar transistors database contain more than 46000 transistor data npn. Texas instruments transistor and diode databook 1st ed 1973 datasheets for diodes from 1n251 on and transistors from 2n117 on acrobat 7 pdf 34. 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. Find the training resources you need for all your activities. You can view 34 of the 104 pages in the full issue and the advertisments. 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. The current in c will be less than b because the transistor is in a common drain configuration instead of a common source. Cross reference universal transistor reference page 1.
But 8050 and 8550 seem by fit to make pushpull amplifer. Transistor cross reference, equivalent and specification is very important for every electronic repairer the importance of transistor cross reference, datasheet, equivalent and specification. If you install the wrong polarity, the sandwich wont work. Top 4 download periodically updates software information of transistor full versions from the publishers, but some information may be slightly outofdate using warez version, crack, warez passwords, patches, serial numbers, registration codes, key generator, pirate key, keymaker or keygen for transistor license key is illegal. Zobacz zawartosc pliku o nazwie parametry elementow elektronicznych. Dodgy ebay replacements are available but im aware that this is not necessarily the best route to go down. The tool transistoramp has a very easy to use user interface. Bf199, bf494, 2n4001, 2n4003, mpsa18 and there are all i have. Ad149 datasheet, equivalent, cross reference search. Nkt612 ad149 nkt275 1equivalent transistor ac127 orp12 gex34 sft353 oc171 equivalent ac128 text. Semiconductor transistor, diode, ic cross reference. They also have germanium transistors, including small signal pnp and npn ones, ad162, ad149, asz15, etc. Ad149 datasheet vcbo 50v, pnp transistor valvo, ad149 pdf, ad149 pinout, ad149 manual, ad149 schematic, ad149 equivalent.
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