Bc107bc108 series low power bipolar transistors page 2 200406 v1. That is good practice when controlling a dc relay with any semiconductor. Bc546b, bc547a, b, c, bc548b, c amplifier transistors npn silicon features pb. The complimentary transistor is very useful for symmetrical pushpull amplifier circuits. The other transistor functions as pre amplifiers for the driver stage. Hi guys, im new here and im a still a student p im trying to build a doorphone project but i couldnt find any bc182 and bc212 transistors, can you tell me the equivalent transistors.
Information source collector info sammler ktt 196970, tvt 197980 eca. Bc556b, bc557a, b, c, bc558b amplifier transistors on. International transistor equivalents guide bernard babani. How to choose a replacement for a bipolar transistor total. Thermal characteristics 1 transistor mounted on an fr4 printedcircuit board, singlesided copper, tinplated and standard footprint.
Can you guys help me find out the transistors that can. Transistor as bc 158 datasheet, cross reference, circuit and application notes. Check our section of free e books and guides on transistor circuits now. Tabel persamaan transistor free download as pdf file. Following the invention of the transistor, the first commercial transistor radio was released in 1954. You can use bc558, bc158, 8550, bc327, bc328, 2n2907. Text in other languages may differ dimensions whd incl. Initially in metal to18 packages, the range expanded over time to include other package. Bc107 is the thermal compensation as well quisent current stabiliser for out put transistor 2n3055s say around 50ma. It is basically an npn bipolar junction transistor bjt. Find the pdf datasheet, specifications and distributor information. Allieds handbook of transistor fundamentals author. I am kinda new to this circuit making stuff, and i took a introductory subject to electrical engineering. They were created by philips and mullard in 1963 and introduced in april 1966.
This circuit is based on philips audio application book 1972. A transistor radio is a small portable radio receiver that uses transistorbased circuitry. This is identical in every respect to the npn type, except that it is a pnp type. Tube bc 158 or rohre bc158 id35406, transistor, wires and audio frequency shown. The bc107, bc108 and bc109 are generalpurpose low power silicon npn bipolar junction transistors found very often in equipment and electronics booksarticles from europe, australia and many other countries from the 1960s. Difference between npn transistor and pnp transistor. Npn 0c dl mr sz datasheet begin, distributors inventory. Semiconductor devices are coded as b stands for silicon transistor c for audio frequency range 107 simple home experiment use first character material a. How to choose a replacement for a bipolar transistor alltransistors. The bc549c is an npn transistor belonging to a group of generalpurpose npn semiconductors consisting of bc547, bc548, and bc549. 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. Without it, induced voltages from the coil when the transistor turns off will eventually destroy the transistor.
The generalpurpose range of transistors is a good substitute for basic noncritical audio applications, as these transistors are similar and equivalents to each other. Pinning pin description 1 emitter 2 base 3 collector fig. Full text of mullard technical handbook book 1 part 2. Buy international transistor equivalents guide bernard babani publishing radio and electronics books by michaels, adrian isbn. Semiconductor cross reference book paperback july, 1996.
Problem is, i cant find a bc148 transistor and im looking for a substitute. One part that you should add to the circuit is a 1n400x series 1n40011n4007 rectifier across the relay coil. After the invention of transistor there is a treat revolution in electronics field. Small signal transistors industry standard st nearest st. In pure condition semiconductor is generally non conductor. It transistor is totally an electronic device which is generally made of semiconductor materials germanium or silicon. Bc158 datasheet, equivalent, cross reference search. Crossreferences are not magic, understanding of the circuit and a parametric search of the important parameters is much more reliable.
Its an npn transistor rated for 500ma, 50v and with a hfe gain between 20 and 300, typically 80 at 0. Transistor equivalent or substitute used for power amplifier. Free packages are available maximum ratings rating symbol value unit collector emitter voltage bc546 bc547 bc548 vceo 65 45 30 vdc collector base voltage bc546 bc547 bc548 vcbo 80 50 30 vdc emitter base voltage vebo 6. We can find the equivalent number of any transistor from equivalent book or. If its just switching, then its much less important to get an exact equivalent and even something like a bc337 would probably do. Ive already made some research and came up with c1815npn bc182 whats the pnp for c1815 series. Npn general purpose transistor book, halfpage m3d186. Semiconductortransistor crossreference list peavey. Bc489, a, b high current transistors npn silicon features pb. The pnp equivalent is the complimentary transistor, which is the bc557.
The bc107, bc108 and bc109 are generalpurpose low power silicon npn bipolar junction transistors found very often in equipment and electronics books articles from europe, australia and many other countries from the 1960s. There are many bipolar transistors, and most of them have many analogues, which are similar in their parameters, so that the search for the replacement usually. So, the basic purpose of transistor is transfer of resistance. Tr bc 548 transistor c202 ti 121 transistor opa660 pspice transistor directory.
Cross reference universal transistor reference page 1. Bc546b, bc547a, b, c, bc548b, c amplifier transistors. Bc157 datasheet, equivalent, cross reference search. Npn silicon planarepitaxial transistor for general purposes. Applications general purpose switching and amplification. For example, in the first page of the book, if one looks at the alternatives for type 2g302, the replacement. Everyday low prices and free delivery on eligible orders. The gain of the amplifier is governed by emitter resistance of bc212 23k and 20 to 100ohms resistance.
Tabel persamaan transistor semiconductors electrical. Texas instruments transistor and diode databook 1st ed 1973 datasheets for diodes from 1n251 on and transistors from 2n117 on acrobat 7 pdf 34. I hope you all will be absolutely fine and having fun. As we know that electrons are the majority carrier in npn transistors, so the process of switching takes place rapidly in it than in the pnp transistors.
Bc182 and bc212 equivalent transistor electronics forum. Today, i am going to give an introduction to bc547. The bc548 is a generalpurpose npn bipolar junction transistor commonly used in european and american electronic equipment. Npn transistor is the type of bipolar transistor consisting up of ptype semiconductor that is affixed in between two ntype semiconductors. It is notably often the first type of bipolar transistor hobbyists encounter and is often featured in designs in hobby electronics magazines where. Second book of transistor equivalents american radio history. Url 2,9 v uled 1,6 v uce 0 v t conducts ideal ic url rl 270. Can general purpose transistors like 2n3904, 2n4401, bc547, 2n2222, etc. Industry standard st nearest st replacement industry standard st nearest st replacement 1 different pin out 2 similar package 3 medium power transistor bc850b bc847b bc850c bc847c bc850w bc847bw bc850bw bc847bw bc850cw bc847cw bc857 bc857b bc857a bc857b bc857b bc857b bc857c bc857b bc857w bc857bw bc857aw bc857bw bc857bw bc857bw bc857cw. Invention of transistor was done by great american scientist mr. See all 2 formats and editions hide other formats and editions. Download book 200 transistor circuits talking electronics. The word transistor is a combination of two words, transfer and resistor. The bc107, bc108 and bc109 are generalpurpose low power silicon npn bipolar junction transistors found very often in equipment and electronics books articles from.
I found a perfect simple circuit schematic which ive attached below, and ive purchased the breadboard, soldering iron and all. A transistor is normally used for amplification of current. The massmarket success of the smaller and cheaper sony tr63, released in 1957, led to the transistor radio becoming the most popular electronic communication device of the 1960s and 1970s. A bc108 transistor is an npn negativepositivenegative bipolar transistor. Download ic database equivalent guide 100 thousand. Free packages are available maximum ratings rating symbol value unit collector. Asz21 120mw 300mcn bc107 300mw 300mc121 330mw 50mcnl transistor bc147 bc148 transistor transistor bc149 npn transistor bc148 bc158 transistor transistor bc118 transistor bc5 transistor bc117. Bc158 datasheet pnp transistor, pdf, pinout, equivalent, replacement, schematic, manual, data, circuit, parts, datasheet.
I want to build this circuit, but i dont have the proper transistors. Bc148 transistor transistor bc149 npn transistor bc148 bc158 transistor transistor bc118 transistor bc5 transistor bc117 transistor bc148 bc117 transistor text. This page contains list of freely available e books, online textbooks and tutorials in transistor circuits. These transistors are utilised in audio frequency, and small signal directly coupled preamplifiers. Mullard data book 197374 er r a ta a u g u s t 1973 j\ 1 d. What im attempting to create is my own transistor logic rs232 rs232 refers to the serial com1 port on computers. Equivalent es semiconductor devices semiconductors scribd. Free transistor circuits books download ebooks online. The bc107, bc108 and bc109 are generalpurpose low power silicon npn bipolar junction transistors found very often in equipment and electronics booksarticles from. Bc149 npn transistor bc148 bc158 transistor transistor bc118 transistor. Transistors for fast and ultrafast switches in to18. Bc158 equivalent datasheet, cross reference, circuit and application notes in pdf.
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