What is the use of SCR?

1 Answer

SCR are use in lamp dimming, power regulators, motor control, rectifications of high power AC, control of welding machines and also use as switch these are some uses of silicon controlled rectifier.

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Description : What is holding current and latching current in SCR? Draw the gate characteristics of an SCR and explain the characteristics. What are the different signals which can be used for turning on SCR by gate control? compare them.

Description : Explain triggering of SCR using opto-coupler. State its advantages. 

Description : Draw the circuit diagram of battery charger using SCR and explain it’s working.

Description : Explain the thermal triggering method of SCR. Enlist different triggering methods of SCR.

Description : Explain working of AC circuit breaker using SCR with circuit diagram.

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