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Why is JFET used as an input device?

Updated: 8/20/2019
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11y ago

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it has high input impedance

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11y ago
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Q: Why is JFET used as an input device?
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Related questions

What are the applications of jfet?

• High Input Impedance Amplifier. • Low-Noise Amplifier. • Differential Amplifier. • Constant Current Source. • Analog Switch or Gate. • Voltage Controlled Resistor. • JFET as a Switch • JFET as a Chopper • JFET as a Current source • JFET as a Amplifier • JFET as a Buffer


What is the difference between jfet and mosfet?

1-BJT is bipolar while JFET is unipolar. 2-BJT has low input impedence while JFET has high input impedence. 3-JFET has low power discipation as compared to BJT. 4-JFET has low noise as compared to BJT. 5-BJT is current controlled while JFET is voltage controlled. 6-JFET is mostly used in digital circuits.


Why is the input impedance of a jfet so high?

If you mean JFET, it is because the gate junction is reverse biased.


What are the difference between input device and input media?

Your input device, for example a mouse, is connected to your input medium, your computer. an input device is a device that is used to input or helps to enter data into the computer and an input medium is where the input device is detected e.g the slots


Scanner is output or input device?

scanner is an input device. it is used to store data in a computer.


CD-R input or output device?

a CD is an output device that can be used as a storage or input device


Can an input device be used as an output device?

Depends. What is the device?


What is any hardware component used to enter data?

input device


What is the most used input?

The most used input device on a computer is the keyboard.


What is the name for an input device used for gaming?

Usually a joystick is used as an input device for gaming purpose. A keyboard is also used for such purpose


Is a mouse pad an input device or an output device?

No, Mouse is an input device. Because mouse is used to instruct the computer where to point the cursor and anything that is used to instruct computer in any way is an input device. Output Devices show the processed data by a computer for e.g. a monitor shows where the cursor is by processing the input from a mouse.


What is the most used device?

The most used input device on a computer is the keyboard.