© Innovators. ## Construction of S ilicon Controlled Rectifier Static and Dynamic Characteristics of S CR. What specification/Rating require to select.

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© Innovators

## Construction of S ilicon Controlled Rectifier Static and Dynamic Characteristics of S CR. What specification/Rating require to select SCR’s What is T wo-Transistor Analogy Gate Characteristics How to Trigger the SCR Protection What is T urn Off(GTO) Thyristor Learning Objectives 1 What is S ilicon Controlled Rectifier

V I Forword Leakage Current Ig 0 = 0 Forword Conduction Mode (On State) Forword Blocking Mode (Off State) Transition State Forword on state volatage drop Latching Current Holding Current A K G © Innovators

V I Forword Leakage Current Ig 0 = 0 Forword Conduction Mode (On State) Forword Blocking Mode (Off State) Transition State Forword on state volatage drop Latching Current Holding Current A K G Ig 1 > Ig 0 Ig 2 > Ig 1 Ig 3 > Ig 2 © Innovators

V I Forword Leakage Current Ig 0 = 0 Forword Conduction Mode (On State) Forword Blocking Mode (Off State) Transition State Forword on state volatage drop Latching Current Holding Current A K G Reverse Blocking Mode (Off State) V BR Reverse Leakage Current V BO © Innovators

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