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Which of the following terminals does not belong to the MOSFET?
Answer: c Explanation: MOSFET is a three terminal device D, G & S.
Answer: c
See lessExplanation: MOSFET is a three terminal device D, G & S.
The MOSFET combines the areas of _______ & _________
Answer: a Explanation: It is an enhancement of the FET devices (field effect) using MOS technology
Answer: a
See lessExplanation: It is an enhancement of the FET devices (field effect) using MOS
technology
Let’s say that a transistor is operating at the middle of the load line, then a decrease in the current gain would
Answer: b Explanation:The current gain would decreases the collector current, shifting the Q point below.
Answer: b
See lessExplanation:The current gain would decreases the collector current, shifting the Q point
below.
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.
For a transistor, the safe operating area (SOA) is a plot of
Answer: c Explanation: For reliable operation the collector current & voltage must remain within the SOA curves.
Answer: c
See lessExplanation: For reliable operation the collector current & voltage must remain within the
SOA curves.
At present, the state-of-the-art semiconductor devices are begin manufactured using
Answer: d Explanation: All of the above mentioned can be used but Si-Ca has certain advantages over the other materials.
Answer: d
See lessExplanation: All of the above mentioned can be used but Si-Ca has certain advantages
over the other materials.
The body of an IGBT consists of a
Answer: a Explanation: IGBT has a p-n-p structure with fingers of n+ layers into the p layer. The p layer has the largest cross section and forms the body of the IGBT.
Answer: a
See lessExplanation: IGBT has a p-n-p structure with fingers of n+
layers into the p layer. The p
layer has the largest cross section and forms the body of the IGBT.
An IGBT is also know as
Answer: d Explanation: All of the above mentioned are alternate names of IGBTs.
Answer: d
See lessExplanation: All of the above mentioned are alternate names of IGBTs.