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What is the equivalent transistor of BC547?

BC547 Equivalent Transistors BC549, BC636, BC639, 2N2222 TO-92, 2N2222 TO-18, 2N2369, 2N3055, 2N3904, 2N3906, 2SC5200 Brief Description on BC547 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 base pin.

Is the collector and emitter of BC547 biased?

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 base pin. Note: Complete Technical Details can be found at the BC547 datasheet given at the end of this page.

What is the difference between a BC549 and a BC109?

A BC549 is the same as a BC109, except that the BC109 is in a metal can and the BC549 is plastic TO92. The BC109 was one of a trilogy – BC107, BC108 and BC109 – whose differences were more of selection than design. That is, they were all nearly identical but had small differences in some parameters.

Can we use BC547 instead of 2N2222?

Product Datasheet. Can we use BC547 instead of 2N2222? Yes, you can use, for switching just look for Ic(collector current) and Vceo(collector-emitter voltage) in the datasheet.

Which type of transistor is BC547?

Bipolar Junction TransistorBC547 is a Bipolar Junction Transistor, abbreviated as BJT. It is an NPN transistor. It has three terminals named as: Emitter.

Can we use BC548 instead of BC547?

What is the difference between BC547 and BC548? BC547 and BC548 are basically the same, but BC547 has more breakdown voltage, while BC548 features low noise. They are the most general-purpose NPN silicon transistors, and switching one to the other will not significantly affect the circuit.

Can I use 2N3904 instead of BC547?

Because the collector current of the 2N3904 is 200mA and the collector current of the BC547 is 100mA, you can replace the 2N3904 with BC547 if the load you’re driving is less than 100mA, but you can’t use BC547 if the load is greater than 100mA.

Why BC547 transistor is used?

BC547 is usually used for current amplifier, quick switching and pulse-width modulation (PWM). Therefore, if you need to control the speed of a motor or actuator in some of your projects, you can simply use this transistor to achieve it.

How use BC547 transistor as a switch?

Useful StepsPlace Transistor on a breadboard.Connect Emitter to the ground of the battery.Add LED & 330 Ohm Resistor to Collector of BC547.Connect 1k Resistor and Switch to Base of transistor.Power up the circuit with 9V Battery.

Is BC547 and BC548 same?

This group of NPN transistors share many specifications and characteristic curves, but differ in voltage ratings – the BC546 and BC547 are essentially the same as the BC548 but selected with higher breakdown voltages, while the BC549 is a low noise version, and the BC550 is both high-voltage and low-noise.

Can I use S8050 instead of BC547?

The BC547 is categorized as “designed for use as general purpose amplifiers and switches requiring collector currents to 300 mA.” The S8050 is categorized as “a low voltage high current small signal NPN transistor, designed for Class B push-pull audio amplifier and general purpose applications.”

Can we use BC557 instead of BC547?

Can I use BC557 instead of BC547? Yes. You can use BC557 in place of BC547.

Which transistor can be used in place of 2N3904?

2N3904 equivalent Given below is the list of popular transistors which can be used as a replacement for 2N3904: BC537, BC538, 2N4401, and P2N2222A. BC547 and BC548 are functionally equivalent transistors.

What is NPN and PNP transistor?

An NPN transistor has a piece of P-type silicon (the base) sandwiched between two pieces of N-type (the collector and emitter). In a PNP transistor, the type of the layers are reversed. Below is a typical cross section of a transistor.

Is BC547 a PNP?

BC557 is a PNP transistor, nevertheless, BC547 is an NPN transistor.

What is BC548 transistor?

The BC548 is a general-purpose NPN bipolar junction transistor commonly used in European and American electronic equipment. It is notably often the first type of bipolar transistor hobbyists encounter and is often featured in designs in hobby electronics magazines where a general-purpose transistor is required.

What does C indicate in transistor BC547?

The BC547 transistor includes three pins which include the following. bc547-transistor-pin-configuration. Pin1 (Collector): This pin is denoted with symbol ‘C’ and the flow of current will be through the collector terminal. Pin2 (Base): This pin controls the transistor biasing.

What is BC547 amplifier?

BC547 as Amplifier. A Transistors acts as an Amplifier when operating in Active Region. It can amplify power, voltage and current at different configurations. Some of the configurations used in amplifier circuits are. Common emitter amplifier. Common collector amplifier. Common base amplifier.

What is BC547 transistor?

BC547 is a NPN transistor hen ce 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. BC547 has a gain value of 110 to 800, this value determines the amplification capacity of the transistor. The maximum amount of current that could flow through the Collector pin is 100mA, hence we cannot connect loads that consume more than 100mA using this transistor. To bias a transistor we have to supply current to base pin, this current (I B) should be limited to 5mA.

What is the voltage of a transistor when it is fully biased?

This stage is called Saturation Region and the typical voltage allowed across the Collector-Emitter (V­ CE) or Base-Emitter (V BE) could be 200 and 900 mV respectively . When base current is removed the transistor becomes fully off, this stage is called as the Cut-off Region and the Base Emitter voltage could be around 660 mV.

Is BC547 reverse biased?

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 base pin.

What is BC547 used for?

BC547 is a general purpose BJT NPN transistor mostly used in electronics hobbyists and educational electronics projects. Besides these uses it can also be used in commercial circuits. It comes in TO-92 packaging and the maximum output current this transistor can handle is 100mA.

What temperature should a resistor be used for saturation?

Always use a suitable base resistor to provide required current for saturation. Do not use or store it in temperature above +150 centigrade and below -65 centigrade. Always confirm the collector emitter and base pins before placing in circuit.

What is the equivalent of a BC547?

BC547 Transistor Equivalent: BC547 transistor can be used as an alternative to many transistors: BC548, BC549, BC636, BC639, 2N2222 TO-92, 2N2222 TO-18, 2N2369, 2N3055 and 2N3904 all are BC547 transistor equivalent.

What is a BC547 transistor?

A transistor is a semiconductor device used for amplifying or switching an electronic signal. BC547 is an NPN Bipolar Junction Transistor . And like all other transistors, BC547 has three pins called the emitter, collector, and base respectively.

What pins are on the BC547?

The BC547 transistor pinout shows 3 pins from left: Collector, base, and emitter respectively.

What is the BC547 pinout?

July 6, 2021 September 29, 2020 by Aman Negi. BC547 transistor pinout or pin diagram has three pins, starting from left: collector, emitter, and base respectively. It is available in two packages: SMD and TO-92 package. A transistor is a semiconductor device used for amplifying or switching an electronic signal.

How to use transistor as switch?

In order to use the transistor as a switch, it must be driven into the saturation region with enough base current. And a transistor operates as a closed switch under the saturation region. Transistor as a closed switch.

Does collector current increase with base current?

So the collector current increases in proportional to the base current.

What is a BC547?

The BC547 is an SMD SOT23-3 package NPN Transistor with VCE of 45V and a collector current of 100mA. It can be used as a small signal switching transistor. It also has a low base voltage of 6V. BC547 is an NPN transistor so when no power is applied to the base, the collector and emitter will be left open (Reverse biased). When a positive voltage is applied to the base pin, the transistor will turn on. The max gain of this transistor is 800, which determines the amplification factor of the device. The maximum base current is limited to 5mA and the collector-emitter current for this device is 100mA, more than this value could damage the device.

What is a BC547 transistor?

The BC547 Transistor is a general-purpose N-P-N transistor. A junction transistor is a sandwiched construction between two layers of N-type material or P-type material. Depending upon the construction transistors are divided into two categories NPN transistor and PNP transistor, which are shown below. Transistors are made up of silicon or germanium, depending upon the application it is chosen.

How does a BC547 transistor work?

BC547 is an NPN transistor that means it will be left open when no current is applied to its base, but when we apply a base voltage, the transistor will turn on. The simulated circuit below shows how this transistor behaves when a base current is applied to the base and when no current is provided to the base.

What is the maximum current of a transistor?

When this transistor is in biased condition, it can allow a maximum current of 100mA across CE (Collector Emitter) Junction, this state of the transistor is called the saturation state, and driving a load that consumes more current than 100mA may damage the device in this condition. As you already may know, a transistor is a current controlled device so when base current is removed the transistor becomes fully off, in this stage the transistor is working in its Cut-off Region and the Base Emitter voltage could be around 660 mV.

What is the difference between BC547 and BC547B?

The most important difference is their hFE. The hFE of BC547 is 110 – 800 while the hFE of BC547B is 200 – 450.

What is a BC547B?

A BC547B Transistor is an NPN (Negative-Positive-Negative) Bipolar Transistor: the most commonly used transistor configuration. The BC547B Collector is connected to the positive (+ve) supply via the load.

What is BC547B transistor?

The BC547B is an NPN general purpose transistor especially suited for use in driver stages of audio amplifiers, low noise input stages of tape recorders, HI-FI amplifiers , signal processing circuits of television receivers etc.

What is the best replacement for BC547?

2N2222 is the most common and excellent substitute for BC547. It has all similar characteristics including pin to pin compatibility and other major electrical characteristics as evident from the datasheets of the transistors. [ 1] [ 2]

What is the type of transistor BC547?

Now transistor is of many types BJT, MOSFET, IGFET, JFET… BC547 is BJT that is what we are interested about now

What is the base of a BC547 transistor?

Now for BC547 transistor, EMITTER will act like INPUT and COLLECTOR as OUTPUT, BASE is the pin that acts like a TRIGGER between INPUT and OUTPUT.

What is the difference between SL100 and BC547?

Both SL100 and BC547 are NPN transistors. SL100 is mostly used as switch in common emitter configuration. While BC547, combining with other electronic components, such as resistors, capacitors, can be used as the active component for switches and amplifiers.

Is BC548 a transistor?

You can be a bit more choosy if it is biased as an amplifier. It’s close cousins BC548 or BC549 will often do. It is a very ‘vanilla’ general-purpose NPN small-signal silicon transistor. if you want to be serious, you need to know a bunch of parameters to make a good substitution decision.

Is 2N2222 a good transistor?

if you want to be serious, you need to know a bunch of parameters to make a good substitution decision. As Prathamesh Satardekar has said, 2N2222 is as good as any. It depends on exactly what the function of the transistor is, but HEAPS of transistors will substitute for it in a great many situations.

Is 2N2222 good?

As Prathamesh Satardekar has said, 2N2222 is as good as any. It depends on exactly what the function of the transistor is, but HEAPS of transistors will substitute for it in a great many situations. Especially if it is simply being used to switch a LED, or relay, or something. You can be a bit more choosy if it is biased as an amplifier.