Introduction to BC817 Transistor

Hello, guys welcome to new tutorial. We will learn Introduction to BC817 Transistor. The transistor is playing a very significant role in the switching and amplifier circuits. Transistor configured has two structures PNP and NPN.  Its conduction is done by the electrons and holes. These carriers cross the PN junction to perform the conduction.

In this post, we will discuss the BC817 transistor pinout features and other related paramerts so let’s get started.

Introduction to BC817 Transistor

• BC817 is a semiconductor component that is used in amplifiers and switching circuits. It is NPN configured.

• There is a need for less quantity of positive volts at the base connecting series resistance as a result when a specific current passes in the transistor base it gets on.
• Before application of the transistor as an amplifier read the datasheet and not the gain value that will help to use it as an amplifier
• The highest IC of this module is about five hundred milliamperes having an extreme value of VEB is forty-five volts.
• The value of VCE is about forty-five volts and VCB is five volts with an operating temperature is one fifty centigrade.
• In the case is a biased state current of five hundred milliamperes and power of about 0.46 watts about the VCE this state is called saturation.
• When there is no base current transistor is off and works as cut off region and volts about the VBE are five hundred millivolts

BC817 Transistor Pinout

• It has three pinouts described here
• Emitter: Current goes from this part to PN junction

• Base: It wor as a controller or tap
• collector: current coming from emitter reaches here and a larger part of the component

BC817 maximum rating

• Maximum ratings of this transistor has been explained here

BC817 Transistor Features

• Its main applications are discussed here

• Its gain is six hundred
• Operating temperatures is minus sixty-five to one seventy-five centigrade
• The transition frequency is one hundred megahertz
• Its packaging is SC70
• Ib is fifty milliamperes
• VBE is five volts
• IC is five hundred milliamperes
• It is NPN configured

BC817 Transistor Applications

• The main applications of this transistor are explained here
• It used as a frequency control circuits
• Used in switching circuits
• Used as amplifiers
• Used in flasher
• Used in LED dimmers

BC817 Equivalent

• BC547, BC548, 2N2222, 2N3053, 2N2907, BC177BBC549, 2n3904, BC107

Details of BC817 Transistor

• BC817 is a semiconductor component that is used for the amplification and switching process. It is an NPN transistor that needs a small positive voltage for a base terminal with a current-limiting resistor. When the required current is provided at the base of the transistor it will be on.
• If this transistor is connected in amplifiers or circuits gain needed before a connection can be found from the datasheet and the gain value is different for different manufacturers.
• The highest value of transistor collector current is 500mA and the emitter-base is 45 volts.
• Colletor emitter voltage is 45 v and Colletor base voltage is 5V.

 BC817 Transistor Working

• BC817 transistor needed collector current from 100mA to 500mA collector current for working. BC817 is an NPN transistor that defines that will open when no current is at the base, and the base current is provided with a circuit limiting resistor small base current flows through the base and the transistor gets on.

That is all about the BC817 all details have been explained if you have any questions ask in the comments. Thanks for reading have a nice day see you in the next post.