Chip,iconline,databook,datasheet catalog,datasheet archive. 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. C9018 datasheet 2sc9018, amfm if amplifier transistor. Here the majority charge carriers are the electrons. Hi, im currently repairing an amp with 2sb688a and 2sc5179 npn pnp complementary pair output transistors. A transistor equivalent circuit is usually a linear approximation that simplifies circuit analysis of transistor circuit. High voltage 75v video amplifier for transistor tvs. If a mica insulation is used, the thermal resistance of the mica washer must be added, which amounts to about 0.
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. The npn transistor consists of two ntype semiconductor materials and they are separated by a thin layer of ptype semiconductor. Notes on npn transistors david kleinfeld spring 2018 1. Texas instruments transistor and diode databook 1st ed 1973 datasheets for diodes from 1n251 on and transistors from 2n117 on acrobat 7 pdf 34.
Dont go for a transistor with a much higher ft as this may increase the risk of oscillation. Im restoring a 1974 teac a2340 and there are two transistors on the bias oscillator and using a transistor equivalent book guide i was able to find the tip41 was the equivalent of the trance trey needed which is basically an npn medium power transistor that runs the bias oscillating circuit inside of a. Most projects will specify a particular transistor, but if necessary you can usually substitute an equivalent transistor from the wide range available. C1815 cross reference electronic circuits, tv schematics. Transistors are nonlinear devices but all circuit analysis is premised on the circuit elements being linear so this causes. What is the need for the base terminal in a transistor. A substitute transistor must have the same polarity, either pnp or npn, as the original. The emitter sends a current out into the circuit, but only. Fast shipping on all bipolar transistors orders within europe. Cross reference universal transistor reference page 1. New 2sd1555 transistor high voltage kp components inc.
Calculate the base current of a bipolar npn transistor having the bias voltage 10v and the input base resistance of 200k. The original transistor might need special ordering, or be discontinued and unavailable. Most projects will specify a particular transistor, but if necessary you can usually substitute. Sanken, alldatasheet, datasheet, datasheet search site for electronic components and.
The next most important parameter is possible ft the effective maximum operating frequency although the transistor is of no use at that frequency. Or, point me to an article that explains transistor specifications and how to read them. Apr 05, 2008 i during 80s and 90s, i used to search for components equivalents in books. Jun 25, 2018 smd devices are, by their very nature, too small to carry conventional semiconductor type numbers. M1661s datasheet pdf 16a triac sanken, tm1661s datasheet, m1661s pdf, m1661spinout, equivalent, data, circuit, output, ic, schematic, substitute, manual. World transistor equivalents data az by eca author 4. Crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable.
Smd devices are, by their very nature, too small to carry conventional semiconductor type numbers. The shared end is called the base and the other 2 ends are called the emitter and collector. Dodgy ebay replacements are available but im aware that this is not necessarily the best route to go down. Transistor equivalent book pdf free download by corfikome.
Im restoring a 1974 teac a2340 and there are two transistors on the bias oscillator and using a transistor equivalent book guide i was able to find the tip41 was the equivalent of the trance trey needed which is basically an npn medium power transistor that runs the bias oscillating circuit inside of a reeltoreel tape machine. Transistor equivalents for the substitution of modern transistors in elderly projects. Semiconductortransistor crossreference list peavey. Semiconductor transistor, diode, ic cross reference. Alternatively equivalents to these transistors would help. International transistor equivalents guide bernard babani. C9018 datasheet am fm if amplifier transistor usha, 2sc9018 datasheet, c9018 pdf, c9018 pinout, c9018 equivalent, circuit, c9018 schematic, manual. Directions for determining the thermal resistance rths for cooling fins can be found on page 11. Mn2488 mp1620 mn2488 mn2488 equivalent lm4702ta transistors mp1620 it mn2488 star sound audio amplifier circuit diagram transistors mp1620 lm4702 100w audio amplifier pcb text. Three elements of twojunction transistor are given below.
Buy transistor mp1620, pnp, 160 v, 10 a, 150 w, 50 mhz, to3p for 7. 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. With out knowing what and ware your are using it, you should choose a similar part. I during 80s and 90s, i used to search for components equivalents in books. 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. If youre looking for semiconductors datasheet, you came to the right place. It should read in the megaohm range for either direction. Jan 23, 2015 npn transistor is one of the bipolar junction transistor bjt types. M3d302 pbss4140dpn sca73 651401pp12 free transistor equivalent book free all transistor equivalent book marking m2 npn sot457 marking code m2 pnp transistor sot457 marking sot23 tr2 marking code m2 sot23 marking code 10 sot23 mhc126 sc749. Everyday low prices and free delivery on eligible orders. In the bias circuit, one considers the nature of the rectifier baseemitter basecollector junctions to establish the operating point point q, together with external components needed. 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. Calculate the base current ib to switch a resistive load of 4ma of a bipolar npn transistor which having the current gain. Aug 25, 2011 crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable.
Is there anything available to see if a particular transistor can be replaced with a different one. Mp1620 transistor datasheet pdf, mp1620 equivalent. If you are not sure which lead is the collector and which one is the emitter, refer to the package the transistor came in or the specifications on the manufacturers website. Transistor substitution desoldering and replacing a transistor takes very little time. As discussed before, the voltage a circuit receives from a source depends on its input impedance as well as the internal impedance of the source, while the voltage it delivers depends on its output impedance as well as the load impedance. If you install the wrong polarity, the sandwich wont work. The initial 2n identifies the part as a transistor and the rest of the code identifies the particular transistor. Weve got a frys close to my work, but i dont find for example tip122 or tip36c when i do a search. In practice, the af125 can be used to replace af114115116. Should you find any info that can fill in any of the blanks in the matrix below. Introduction the bipolar junction transistor consists of three regions. It is therefore important to consider these input and output impedances of an amplification circuit as well as its voltage gain.
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. Transistor codes surface mount, pnp, npn, choosing. Transistor equivalents for the substitution of modern. Mar 27, 2015 hi, im currently repairing an amp with 2sb688a and 2sc5179 npn pnp complementary pair output transistors. Transistor equivalent book 2sc2238 transistor integrated circuit. If more than a maximum voltage rating is applied to a transistor, it can be permanently damaged. 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 mp1620 is a pnp type, whilst the mn2488 is its complimentary npn transistor. We have the broadest line of bipolar power transistors in the industry and the motorola commitment to quality and total customer satisfaction to go with them. Hfe has minimum and maximum values, though both may not be listed. Instead, a somewhat arbitrary coding system has grown up, where the device package carries a simple two or threecharacter id code. M1661s datasheet pdf 16a triac sanken datasheetcafe.
Circuit custom power supply for audio amplifier symmetrical. Nte is a company that specializes in cross referenced parts. Is there any webbased or stand alone program to do such service for transistors and ics. Darlington 2 see drawing newark 37c2041 21 transistor mp1620 darlington 2 see drawing. Buy international transistor equivalents guide bernard babani publishing radio and electronics books by michaels, adrian isbn. A transistor is basically 2 diodes that share one end. Transistor equivalent book 2sc2238 free download as pdf file. Mp1620 datasheet, mp1620 pdf, mp1620 data sheet, mp1620 manual, mp1620 pdf, mp1620, datenblatt, electronics mp1620, alldatasheet, free, datasheet, datasheets, data. Does anyone have any information on quality equivalents for these transistors.
More time is spent figuring out which one to replace and, sometimes, what to replace it with. Mp1620 and mn2488 power transistor combo 1pc each price. Power transistor npn silicon 60 volts, 200 watts marking diagram 2n5302 device code g pb. Mn2488 datasheet, equivalent, cross reference search. Download book 200 transistor circuits talking electronics. These are hardy transistors with collector current ic rated at 10a. Mn2488 transistor datasheet pdf, mn2488 equivalent. Original transistor type original alternative type modern substitute alternative substitute. Mp1620 datasheet, equivalent, cross reference search. Integrated circuits, diodes, triacs, and other semiconductors datasheet pdf search and download site. Select a replacement transistor with equivalent ft. The emitter terminalwhich is connected to the supply voltage and emits electrons is like the end connected to the distribution.
Download ic database equivalent guide 100 thousand components. Npn transistor circuit working, characteristics, applications. Pinball transistor equivalent chart, or how to read. The flowing of these electrons from emitter to collector forms the current flow in the. Obsolete transistor equivalents all about circuits. I ordered mn2488opym and mp1620opym transistors from sony. The full operation of the circuit is analyzed in two parts. This is a pdf format of the well known hardware pinout book, which covers various computer, electrical and electronic item pinouts. 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.
I usually consider substitutions listed in crossreference books to be. The links at left may help you to research your own replacement transistors. Equivalent circuits of transistors, physics tutorial. The audio power output design is class ab pushpull configuration, consisting of mp1620 and mn2488 pair of japanese transistors manufactured by the sanken electric company. Choosing transistor replacements electronics notes. At the maximum voltage, also called a breakdown voltage bv, electrons. Since the distribution of heat in the transistor crystal is not uniform and depends on voltage and. It is defined as a gain because a small signal at the base produces a much larger signal at the collector. Knowing how to substitute an alternate transistor type can speed up your. Jul 29, 2019 a transistor is basically 2 diodes that share one end. Download ic database equivalent guide 100 thousand. Ics for cdcdrom player an8377n 3channel linear driver s overview the an8377n is an ic, g c.
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. Notes on npn transistors university of california, san diego. Datasheet pdf search site for electronic components and. The collector accepts an input current from the circuit, but it cant send the current through the transistor until allowed to by the base. Reverse the probes and measure the resistance again. C1815 cross reference electronic circuits, tv schematics, audio. 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.