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Common base configuration:
for pap transistor connection for common base operation is as follow: common base means base is common to both input and output side of configuration. we use current direction in the direction in the direction of holes movement for common base input or driving point characters for is transistor is the plot of the i.e. vs vibe for various level of output voltage . Output or collector characteristics for a common base configuration for various level of i.e. can be plotted as shown in figure
In the active reason the collection base junction is revised biased while the base emitter junction is forward biased.
When i.e.=0, the collector current is simply due to the reverse saturation current
(Note)L1) in the cut off region the collector base and collector emitter junction base t of a transistor are the both reverse biased.
(11) in saturation region the collector base and base emitter junction bad are forward biased .
Alpha: in de mode the level of ice and i.e. dude to majority carriers the relative by a quantity called alpha and is defined.
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HOW TO FIND THE OPERATING POINT OF THE TRANSISTO IN A COLLECTOR TO BASE BIAS CIRCUIT
which ckt. Or components using for irregular ac sine wave change into pure sine wave.......
Rise Time (t r ) During rise time voltage falls from 90% V a to 10% where V a where V a is the initial anode voltage. In terms of current time taken by anode curre
Operation - unijunction transistor: Operation : Imagine that the emitter supply voltage is turned biased and a small emitter reverse current flows. Then the intrinsic stand
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what happens when the resistors have different values
Q. A 230-Vdc shuntmotor delivers 30 hp at the shaft at 1120 r/min. If the motor has an efficiency of 87% at this load, find: (a) The total input power. (b) The line current.
Q. A single-phase industrial plant consists of two loads in parallel: P1 = 48kW PF1 = 0.60 lagging P2 = 24kW PF2 = 0.96 leading It is operated from a 500-V, 60-Hz source.
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