Thyristors » Exercise - 13.The minimum anode current that keeps a thyristor turned on is called the : (a) Holding current (b) Trigger current (c) Breakover current (d) Low-current drop out
Thyristors » Exercise - 1 1. A thyristor can be used as : (a) A resistor (b) An amplifier (c) A switch (d) A power source 2. The minimum input current that can turn on a thyristor is called the : (a) Holding current (b) Trigger current (c) Break-over current (d) Low-current drop out 3.The minimum anode current that keeps a thyristor turned on is called the : (a) Holding current (b) Trigger current (c) Breakover current (d) Low-current drop out 4. A silicon controlled rectifier has : (a) Two external leads (b) Three external leads (c) Four external leads (d) Three doped regions 5. A SCR is usually turned on by : (a) Breakover (b) A gate trigger (c) Breakdown (d) Holding current