I have use bc547 for a project water level indicator. Bc547 npn transistor buy online electronic components shop wholesale best lowest price india description. I have a small circuit which controls the speed of a dc motor as per the ambient temperature. Ac equivalent circuit a cb circuit in the case of small input ac signals, the emitter diode does not rectify, instead it offers resis tance called ac resistance. I checked out the spice simulation of the circuit and power dissipation isnt an issue which usually is under most circumstances for not using 2n2222. Fet single discrete semiconductor product 230a 200v 1670w through hole. Pinning pin description 1 emitter 2 base 3 collector fig. The basic nchannel and pchannel fets are shown above. If i replaced 1st transistor with 2nd or 3rd one, the circuit might be fail. And was intended to interface ttl and cmos to higher loads and voltages. I have across this circuit across a lot of forums and was just wondering if i could replace bc547 q1 in the circuit with the commonly used 2n2222 npn transistor. And the gain grades a,b,c line up too so its really the bc549c you want to. As prathamesh satardekar has said, 2n2222 is as good as any. The fieldeffect transistor is a unipolar transistor, nchannel fet or pchannel fet are used for conduction.
How to make simple electronic circuits using transistor. Bc547b transistor datasheet pdf, bc547b equivalent. Bc547b datasheet, equivalent, cross reference search. Introduction to transistors types, baising modes and advantages. Choosing transistor replacements electronics notes. Bc184, roughly equivalent to a bc109, has different pinouts available for example. The three terminals of fet are the source, gate, and drain. Bipolar transistors database contain more than 46000 transistor data npn and pnp transistors. Download ic database equivalent guide 100 thousand components toni april 17, 2017 april 4, 2012 datasheet, download ic software database dated 2003 with database information from more than 100,000 semiconductors such as transistors and integrated circuits. Bc549xbk general purpose siepitaxial planar transistors npn npn siepitaxial planartransistoren fur universellen einsatz version 20091203 0. 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. Introduction to transistors types, baising modes and. Dec 11, 2017 2n2222a is a npn transistor hence the collector and emitter will be left open reverse biased when the base pin is held at ground and will be closed forward biased when a signal is provided to base pin. Bipolar transistors database bipolar transistors database contain more than 46000 transistor data npn.
The device is housed in the to92 package, which is designed for medium p. Hello friends im new here and want some answers from u. Microwave transistor modeling for time domain simulation. Sep 20, 2016 hello friends im new here and want some answers from u.
Nxp semiconductors product data sheet npn general purpose transistors bc. Npn general purpose transistors, especially suited for use in driver stages of audio amplifiers, low noise input stages of tape recorders, hifi amplifiers, signal processing circuits of television receivers. Bc546b, bc547a, b, c, bc548b, c amplifier transistors. Technical information motorola semiconductor bc547 datasheet. Npn general purpose transistors, especially suited for use in. Direct replacement for the bc109 would be the bc549 rather than 547 yes there was a bc107. Bc547 bc547 npn general purpose transistor datasheet buy bc547. The device is housed in the to92 package, which is designed for medium power applications. However, stmicroelectronics assumes no responsib ility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use.
The complimentary transistor is very useful for symmetrical pushpull amplifier circuits. Apr 28, 2014 download bipolar transistors database for free. But i always keep lots on hand and found them a real work horse in the right application. I calculated the bias point of the preamp transistor with a good hfe of 505, a low hfe of 109 and a high hfe of 807. As usual, collector diode acts as a current source. I going buy these transistor by knowing which is 547, 547a, 547b and 547c. Bc547 cross reference electronic circuits, tv schematics, audio. This software is freeware and may be used commercially and privately for free.
It depends on exactly what the function of the transistor is, but heaps of transistors will substitute for it in a great many situations. Join date oct 2004 location west coast posts 7,942 helped 2331 2331 points 74,061 level 66. Npn silicon maximum ratings rating symbol bc546 bc547 bc548 unit collectoremitter voltage vceo 65 45 30 vdc collectorbase voltage vcbo 80 50 30 vdc emitterbase voltage vebo 6. 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. Bc547 is a npn transistor hence the collector and emitter will be left open when the base pin is held at ground and will be closed when a. The second technique, on the other hand, is based on the high frequency equivalent circuit of the transistor.
Download transistoramp software for the design of transistor. 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. Once the transistor specifications and parameters have been ascertained, it is possible to check for other replacement transistor types with similar parameters that. This is identical in every respect to the npn type, except that it is a pnp type. Bc547 bc547a bc547b bc547c npn general purpose amplifier. Bc547a transistor npn 45v 100ma to92 fairchild semiconductor datasheet pdf data sheet free from datasheet data sheet search for integrated circuits ic, semiconductors and other electronic components such as resistors, capacitors, transistors and diodes.
How to make simple electronic circuits using transistor bc547. Bc546547548549550 npn epitaxial silicon transistor absolute maximum ratings ta25c unless otherwise noted electrical characteristics ta25c unless otherwise noted hfe classification symbol parameter value units vcbo collectorbase voltage. A transistor is basically an elctronic switch capable of toggling small electrical loads like leds or relays, in response to external triggers. These are usually noted by extra letters in their name. Bc547 datasheet, equivalent, cross reference search. Ul flammability classification rating 94v0 and msl rating 1 marking.
Transistor bc547 is probably the most elementary of the available electronic active components and yet becomes the basic, vital building block in most electronic circuits. Generally, you have to check the pinout individually as even nominally the same transistors can have different pin configurations. Bc548549 80 50 30 v v v vceo collectoremitter voltage. The transistor with low hfe might not work well in that circuit so a bc547b or bc547c should be used. Bc847 bc547 series 45 v, 100 ma npn generalpurpose transistors rev. 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. I think 547 has large range of hfe 100 to 800 but 547b or 547c has small range of hfe like 100 to 300 or 400 to 600.
The vacuum tubes worked but they are bulky, require higher operating voltages, high power consumption, yield lower efficiency, and cathode electronemitting materials are used up in operation. Jun 01, 2016 c547c datasheet 45 v, 100 ma npn transistor nxp, bc547c datasheet, c547c pdf, c547c pinout, c547c manual, c547c schematic, c547c equivalent, c547c data. Bipolar transistor, npn, 45v, to92transistor polarity. The article presents a comprehensive discussion regarding these tiny electronic devices in a very lucid style, explaining bc547 datasheet, their operating principle and how to implement bc547 and the associated parts into. C547c datasheet 45 v, 100 ma npn transistor nxp, bc547c datasheet, c547c pdf, c547c pinout, c547c manual, c547c schematic, c547c equivalent, c547c data. 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 pnp equivalent is the complimentary transistor, which is the bc557. Npn general purpose transistors, especially suited for use in driver stages of audio. The original 2n7000 was designed as a fet darlington equivalent, named a fetlington. Bc 547 npn transistor 45v 100ma hfe 150 specifications. C547b datasheet, c547b pdf, c547b data sheet, datasheet, data sheet, pdf.
Bc546, ab bc547, abc bc548, abc npn general purpose transistor collector 1 to92 2 base 1 2 3 3 emitter maximum ratings t 25c unless otherwise noted a rating symbol bc546 bc547 bc548 unit collectoremitter voltage veco 65 45 30 vdc collectorbase voltage v 80 50 30 vdc cbo emitterbase voltage vebo 6 6 6 vdc collector current. For an nchannel fet, the device is constructed from ntype material. The npn bipolar transistor is designed for use in linear and switching applications. Bc847a 45 v, 100 ma npn generalpurpose transistors. Without data sheets that explain what part is good for what purpose, wed become vulnerable to the braineating whats the best programming language. You keep the 10k load and the first 100k on the input. Between bc547 and 2n2222, which one is better is for. Bc547 cross reference electronic circuits, tv schematics. Semiconductor transistor, diode, ic cross reference. These controls are done by appropriately configuring its three leads in conjunction with other basic electronic parts like resistors and leds or relays. Bc546b, bc547a, b, c, bc548b, c amplifier transistors npn silicon features pb. Continental device india limited bc546a, to, bc547a.
Hi friends i need a software or any book to find the equivalent or substitute of. The 1source electronics group of companies provides a full suite of services to the electronics manufacturing industry. C547b datasheet, c547b pdf, c547b data sheet, c547b manual, c547b pdf, c547b, datenblatt, electronics c547b, alldatasheet, free, datasheet, datasheets, data sheet. The first datasheet also has the same typo potableportable so you can use the ss90 not only in your eda software but also in your. And the gain grades a,b,c line up too so its really the bc549c you want to replace the 109c gain about 400 or higher. Bc847a npn generalpurpose transistors in surfacemounted device smd plastic packages. Bc547 is a npn transistor hence the collector and emitter will be left open reverse biased when the base pin is held at ground and will be closed forward biased when a signal is provided to. Microwave transistor manufacturers usually measure and do provide sparameter sets at different frequencies and dc bias points. Bc547, bc547 datasheet, bc547 npn general purpose transistor datasheet, buy bc547 transistor.
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