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Choose the false statement.
Answer: a Explanation: It is a unidirectional device, current only flows from anode to cathode.
Answer: a
See lessExplanation: It is a unidirectional device, current only flows from anode to cathode.
An SCR is a
Answer: b Explanation: SCR is a four layer p-n-p-n device which forms three p-n junctions.
Answer: b
See lessExplanation: SCR is a four layer p-n-p-n device which forms three p-n junctions.
Which terminal does not belong to the SCR?
Answer: c Explanation: The SCR is having three terminals viz. anode, cathode and the gate.
Answer: c
See lessExplanation: The SCR is having three terminals viz. anode, cathode and the gate.
A thyristor (SCR) is a
Answer: c Explanation: An SCR (silicon controlled rectifier) is a four layer p-n-p-n type device.
Answer: c
See lessExplanation: An SCR (silicon controlled rectifier) is a four layer p-n-p-n type device.
The SOA for an IGBT is plotted for
Answer: d Explanation: It is a plot of collector current vs collector to emitter voltage
Answer: d
See lessExplanation: It is a plot of collector current vs collector to emitter voltage
The SOA for a MOSFET is plotted for
Answer: a Explanation: It is a plot of drain current vs drain to source voltage.
Answer: a
See lessExplanation: It is a plot of drain current vs drain to source voltage.
For a BJT, find the maximum power dissipation when the device is safely operated at Vce = 90V and Ic = 0.5A
For a BJT, find the maximum power dissipation when the device is safely operated at Vce = 90V and Ic = 0.5A
For a BJT, find the maximum power dissipation when the device is safely
See lessoperated at Vce = 90V and Ic = 0.5A
The SOAs provided by the manufacturers are for
Answer: a Explanation: The manufacturer specifies the SOAs only for single pulse DC operation & a particular temperature (usually 20Degree Centigrade Scale). For actual operations, The SOA’s have to be modified using the thermal impedance charts.
Answer: a
See lessExplanation: The manufacturer specifies the SOAs only for single pulse DC operation &
a particular temperature (usually 20Degree Centigrade Scale). For actual operations,
The SOA’s have to be modified using the thermal impedance charts.
The SOAs are plotted always on a _________ scale
Answer: c Explanation: The scale is always logarithmic, irrespective of the type of device.
Answer: c
See lessExplanation: The scale is always logarithmic, irrespective of the type of device.
The forward safe operating area (FSOA) pertains to the operation when
Answer: b Explanation: The FSOA is for forward biased operations. The FSOA is plotted for AC as well as DC for different duty cycles. Hence, option (b) is the most appropriate choice
Answer: b
See lessExplanation: The FSOA is for forward biased operations. The FSOA is plotted for AC as
well as DC for different duty cycles. Hence, option (b) is the most appropriate choice