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Whats the difference between a transistor and a relay?
The transistor can only be connected to DC load, while the relay can be connected to AC and DC load. Relays consume a large amount of current in the switching-on state, and most transistors do not. However, the relay has much better current rating than the transistors.
Is a Mosfet like a relay?
A MOSFET relay offers superior performance to an electromechanical relay in many applications. It is a solid-state device that replaces a coil-activated mechanical switch with an optically isolated input stage driving a MOSFET. (1) The input driver circuit causes current to flow through the LED, turning it on.
What is the difference between relay and transistor outputs?
Transistor Output is a solid state configuration which can work at a fast rate. Relays are more electromechanical so they are slow. If you need to drive more current with the transistor output, you can always use a solid state relay.
What is the difference between a transistor and a resistor?
A resistor has a fixed amount of resistance which doesn’t change, it also only has two terminals, an input and an output, the output depending on the input and the resistance. A transistor is like a resistor except it’s resistance can be controlled by a second input called the base input, also of note,…
How does transistor function in a switch?
Transistors can also work as switches . A tiny electric current flowing through one part of a transistor can make a much bigger current flow through another part of it. In other words, the small current switches on the larger one. This is essentially how all computer chips work.
What is transistor as switch?
A transistor is used for switching operation for opening or closing of a circuit. This type solid state switching offers significant reliability and lower cost as compared with conventional relays. Both NPN and PNP transistors can be used as switches. Jun 26 2019