Introduction to 75N75

08 - Sep - 2017

Electronic Components

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Hello friends! I hope you will be absolutely fine and having fun. Today, I will give you a detailed discussion about Introduction to 75N75. I have also shared different articles on Introduction to 2N3904, 2N3906, BC547, C945 and IRF540. You must go through all of these articles for the better understanding of this tutorial. 75-N75 is basically a Metal Oxide Field Effect Transistor (MOSFET). MOSFET is a transistor which is frequently used in electronic devices for the amplification and fast switching purposes. MOSFET consists of four different terminals. These terminals include body terminal, source, drain and gain respectively. There two different type of transistors i.e. P-channel transistor and N-channel transistor. 75N-75 is N-channel MOSFET. It is designed specially to reduce gate charge and input capacitance. Mostly it is used for fast switching purposes. Therefore, in telecommunication and computer industry we can use it as a primary switch in DC to DC converters with a high frequency. It has several different features including fast switching applications, low gate charge, very low reverse transfer capacitance, high ruggedness and a lot more. It has a lot of real life applications including fast switching devices as well as General Purpose (GP) amplifiers. The further detail about the basics of 75 N75 and its features & applications will be given later in this tutorial.

Introduction to 75N75

75N75 is basically a N-channel Metal Oxide Field Effect Transistor (MOSFET). It is mostly used in switching applications. It is a low cost device with higher efficiency and is easily available in the market. This device has three basic terminals or pins named as sourc, drain and gate. Source is denoted by S, drain is denoted by D and the gate is denoted by G. Its is designed in such a way that it reduces the gate charge and input capacitance. It major applications include fast switching and general purpose amplifiers. 75-N75 is given in the figure shown below.

1. 75N75 Pins

This transistor has three (3) pins in total.
Each pin is having different functions to perform.
All of the three pins along with their names are listed in the table given in the figure shown below.

2. 75N75 Pin Symbols

Different symbol is assigned to each pin on the basis of the first letter of its name.
All the symbol corresponding to their names are provided in the table shown in the figure given below.

3. 75N75 Symbolic Respresntation

Symbolic representation of any electronic device helps us to better understand the internal functions of that particular device.
Symbolic representation of 75-N75 is given in the figure shown below.

4. 75N75 Pinout

For having better understanding about the pin configuration of any electronic device, we must have a look at its pinout diagram.
I have already shared pinout diagram of other IC's in previous tutorials e.g. Introduction to LM117, LM317, LM318, LM339, LM324, LM335 and LM348.
Pinout diagram of the transistor 75N 75 is shown in the figure given below.

You can see, in the above figure I have provided 75N75 animation, its symbolic duagram as well as its original structure in order to get better understanding.

5. 75N75 Ratings

It is compulsory to know about the power requirements of an electronic device while using it, for its appropriate functions.
Ratings are helpful in telling us about the power requirements of any device.
75 N75 ratings are listed in the table given in the figure shown below.

6. 75N75 Features

Features of any device are its key parameters which can make a device more popular on the basis of uniqueness.
Different features associated with 75 N75 are provided in the table given in the figure shown below.

7. 75N75 Applications

Most of the electronic devices are famous in the market on the basis of their real life applications.
So, we can say applications along with the features also play a vital role in the popularity of any electronic device.
Applications associated with 75-N-75 are listed in the table shown in the figure given below.

These were the few of its real life applications given in the above table.
I have personally used 75-N-75 MOSFET in stepper motor driver, while designing my robotic lawnmower.
Stepper motor driver is given in the figure shown below.

My robotic lawnmower along with this stepper motor driver is also given in the figure shown below.

That is all from the tutorial Introduction to 75N75. I have provided all the basic and necessary details about the use of 75N-75 MOSFET. I have provided its pin details, their symbols, features, applications, symbolic diagram etc. I hope you have enjoyed the tutorial and it will be a helpful information for you all. If you have any sort of problem, you can ask us in comments anytime you want. Our team is always available for solving your issues. I will also share articles on other IC's as well in my upcoming tutorials. Till my next tutorial, take care and bye :)