Bc547 datasheet, equivalent, cross reference search. The 2n3904 has a maximum collector current rating of 200 ma and power dissipation of 625 mw. A lot of applications associated with bc547, a few of the main applications are given below. I hope you all will be absolutely fine and having fun. Hello, i looked at the datasheets of both transistors, and almost right away i noticed the large difference of the max voltages. The useful dynamic range extends to 100 ma as a switch and to 100 mhz as an amplifier. The pin configuration of some transistors is different from bc547 so check pin configuration before replacing in a circuit. Bc546 bc547 bc548 bc549 bc550 npn epitaxial silicon transistor. It comes in to92 package and used in wide range of applications.
Npn general purpose amplifier continued to92 tape and reel data 2001 fairchild semiconductor corporation march 2001, rev. Npn general purpose amplifier continued to92 tape and reel data. Bc547 datasheet, bc547 pdf, bc547 data sheet, bc547 manual, bc547 pdf, bc547, datenblatt, electronics bc547, alldatasheet, free, datasheet, datasheets, data sheet. 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. You can replace bc 547 with 2n2222, 2n3904, 2n4401, bc337.
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. With the printed side facing you the center leg is the base, the right leg is the emitter and the left leg is the collector. Bc337 bc547 datasheet, cross reference, circuit and application notes in pdf format. This wont be a problem so long as you are aware of the difference, and refer to the datasheet of the part you are using when wiring up the circuit. This transistor series further divides into three groups consisting of bc547a, bc547b, and bc547c, according to the current gain. The complementary pnp transistor to the bc547 is the bc557. Here is an image showing the pin diagram of the this transistor. The smd versions of the bc547 are available as the bc847 sot23, bc847w sot323, bc850 sot23 and bc850w sot323. The one thing you should watch out for is to make sure the substitute has the correct pinouts or. A transistor, stands for transfer of resistance, is commonly used to amplify current. The 2n2222 is a metal case to18 with the different pinout, and is a bit higher power.
A transistor is normally used for amplification of current. Some equivalent transistors have the opposite pinout e,b,c and some are b,c,e. The one thing you should watch out for is to make sure the substitute has the correct pinouts or else make accommodations for the different pinouts. Similar to the other transistors bc547 is also used for the amplification of current. Bc547 npn transistor complementary pnp, replacement, pinout. I have use bc547 for a project water level indicator.
On that basis the 2n3904 is suitable for up to about 60mhz whilst the ss9018 will serve at over 200mhz. I have a small circuit which controls the speed of a dc motor as per the ambient temperature. Since i dont know in what kind of circuitry you want to use the s8050, more particularly what the max voltages are, i cant determine if you can use s8050. The bc547, bc548, and bc549 are a group of generalpurpose transistors with similar electrical characteristics. This compares well with the bc547, bc548, and bc549 general purpose transistors which have a peak collector rating of 200 ma and power dissipation of 500 mw. So, the basic purpose of transistor is transfer of resistance. The bc547 was called a tun, a transistor, universal, npn, in other words an everyday common jellybean transistor. Bc546 bc547 bc548 bc549 bc550 npn epitaxial silicon transistor 2002 fairchild semiconductor corporation. But it seems to me that using the 2n3904 is the best idea, because theyre as common as dog doodoo.
What is the difference between bc547 and 2n2222a transistor. Absolute maximum ratings t a 25c unless otherwise noted. Today, i am going to give an introduction to bc547. The original in a to92 package looks to go for under 10c in 1k volumes, which would be rather nice. 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. Im looking for a smt npn transistor about the equivalent of the 2n3904, say in a sot23 package or similar. 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. Bc547 transistor pinout, equivalent, uses, features. How to make simple electronic circuits using transistor bc547. The 2n3904 is an extremely popular npn transistor that is used as a simple electronic switch or amplifier that can handle 200 ma absolute maximum and frequencies as high as 100 mhz when used as an amplifier figure 1. Replacement and equivalent transistor for the bc547. Storage and fall time equivalent test circuit figure 1.
Bc546 bc547 bc548 bc549 bc550 npn epitaxial silicon. 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. The bc547 is an npn transistor belonging to a group of generalpurpose npn semiconductors. For basic and simple low voltage audio applications, they are almost equivalents. After comparing the spec sheets online and doing a little bit of googling, i found that pnp transistor 2n3906s characteristics and specs seem to fit pretty well with bc559 and bc548 fits fairly well with 2n3904.
Between bc547 and 2n2222, which one is better is for. Apr 01, 2009 after comparing the spec sheets online and doing a little bit of googling, i found that pnp transistor 2n3906s characteristics and specs seem to fit pretty well with bc559 and bc548 fits fairly well with 2n3904 s. It is basically an npn bipolar junction transistor bjt. The 2n3904 comes in a to92 case with leads in the order c,b,e. Recent listings manufacturer directory get instant insight. Normally im a software guy, but i am trying to create a really cheap design for my dads model train club. 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.
The bc547 has a bit more gain, and the reverse pinout, but should work okay. This part number is available in a multitude of different voltage ratings. An illustration of the pin out of a standard to92 package for digikey part number 2n3904fsnd. The 2n4124 it almost the same, except the max collector voltage is only 25vdc. If the 2n3904 was driving the relay ok, the bc337 should work fine with no other changes. Jan 03, 2017 in bc547, you will find that it has three legs. The word transistor is a combination of two words, transfer and resistor. It can be used in televisions, we can use it in home appliances, can be used as small load switch, it can also be used as an amplifier. Utmel can supply 2n3904 stock quantity, 2n3904 price, dispatch in 24 hours. Bc546b, bc547a, b, c, bc548b, c amplifier transistors. Bc546b, bc547a, b, c, bc548b, c amplifier transistors npn silicon features pb. Bc547 bc547a bc547b bc547c npn general purpose amplifier. Npn general purpose amplifier this device is designed as a general purpose amplifier and switch.
Bc547 is a general purpose bjt npn transistor mostly used in electronics hobbyists and educational electronics projects. When looking at the flat side with the leads pointed downward, the three leads emerging from the transistor are, from left to right, the collector, base, and emitter leads. Top 5 electronics projects using bc547 transistor bc547. Total shunt capacitance of test jig and connectors.
Dec 23, 2018 in this video, i m going to show the top 5 electronics projects using bc547 transistor. Mostly it is used for the switching purpose as well as for amplification purposes. Equivalent transistor bc547 datasheet, cross reference, circuit and application notes in pdf format. Free packages are available maximum ratings rating symbol value unit collector. Bc547 npn transistor complementary pnp, replacement. Without data sheets that explain what part is good for what purpose, wed become vulnerable to the braineating whats the best programming language. The 2n3904 and the 2n2222 are 2 of the most popular npn bipolar junction transistors in the electronics market. When looking at the flat side with the leads pointed downward, the three leads emerging from the transistor are, from left to right, the emitter, base, and collector leads.
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