All Questions
5
questions
0
votes
1
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77
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Bipolar Junction Transistor operating modes
If I use a BJT transistor as a switch, the transistor operates in the saturation or cut-off region, not in the active region.
However, some sources use the formula IC = β·IB. However, this formula is ...
4
votes
3
answers
640
views
Need to increase the amplitude of op-amp output
I'm using this circuit to measure the RPM of a DISC rotating at 24000 rpm. This circuit is working fine. But the problem is with amplitude. It should be of 4.2V, but actually is of 2V as shown in ...
2
votes
0
answers
116
views
How does a MOSFET conduct in saturation region?
It is a simple question but I could not find a straightforward answer.
When a MOSFET enters saturation region, the channel length starts to decrease, and the channel width is the smallest near the ...
2
votes
2
answers
1k
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Identifying parts of a transistor die
In books, I have studied that in a Transistor, the Base is the layer sandwiched in between Collector an Emitter. Wikipedia also mentions that
"The base is physically located between the emitter ...
0
votes
1
answer
354
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Does input signal mean same as input in transistors as amplifier?
During solving [this question] I came across a term input signal, I want to know whether input signal means the input voltage or change in input voltage? I am unable to solve if I take input signal as ...