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q how does current flow through the channel of a jfet after pinch offit is seen that above the pinch off voltage at a constant value of vds
q what are the uses of mosfetthe most common use of mosfet transistors today is the cmos complementary metallic oxide semiconductor integrated
q what is trans conductanceit is ratio of small change in drain current to the corresponding change in the gate-to-source voltage for a constant
q what are the advantages of the n-channel mosfet over the p-channelthe main advantage of the n-channel mosfet over the p-channel is due to the fact
q what is the difference between field effect transistor and the bipolar junction transistorthe important points of the comparison between the field
q show the enhancement operation of p-channel enhancement mosfetas the gate terminal is insulated from the channel by the silicon dioxide layer we
q basic operation of p-channel enhancement mosfetin the fabrication of a p-channel depletion field-effect transistor the gate is insulated from
q what are the basic operations of mosfetthe gate to source voltage is set to zero volts by the direct connection from one terminal to the
q use of n-channel jfetgenerally n-channel jfets are more commonly used than p-channel with no voltage applied between gate and source the channel is
compare mosfet with jeft a in enhancement and depletion types of mosfet the transverse electric field induced across an insulating layer deposited on
q what are the applications of jfetmiddot fet is used as a buffer in measuring instruments receivers since it has high input impedance and low output
q for a transistor when vgs -20 v find vdssat if vp -40 v for an n-channel depletion mode mosfetsolutionvp -vdssat vsgbut vsg -vgs --20
q how does a mosfet amplify electrical signalswhile a minimum requirement for amplification of electrical signals is power gain one finds that a
q what the major advantages fet transistors over bjt transistorsa bjt transistor bipolar junction transistor is a bipolar device - the prefix
q explain shocklys equation and its significance in plotting the transfer characteristics the linear relationship does not exists in the output of
q how can a jfet be used as a voltage controlled resistor explain from drain characteristicsthe region to the left of the pinch off locus is referred
q explain the transfer characteristics in a few words the transfer characteristics are a plot of an output or a drain current versus an input
q write down shockleys equation what is its importanceid idss 1-vgsvp2shockleys equation is used to plot transfer characteristics the transfer
q what happens when a negative bias is applied to the gate of a fetthe result of applying a negative bias to the gate is to reach the saturation
q what do you mean by transconductancethe control that the gate voltage has over the drain current is measured by transconductance and is similar
q gate source cut off voltageit is the gate source voltage where the channel is completely cut off and the drain current becomes zeroit is
q what are the different parameters of jfet a bipolar junction transistor bjt is a current controlled device that is output characteristics of the
q in the drain characteristics of fet what does the region at pinch offfield effect transistors fets utilize a conductive channel whose resistance is
q explain from the drain characteristics that a jfet has infinite resistance when vgs 0vwhen a positive voltage vds has been applied across the
q define amplification factoramplification factor muit is the ratio of the drain -source voltage deltavds to the change in the gate to source