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Find W/L and Vt of NMOS

I'm simply trying to find Vt and W/L for a given practice exam problem shown below: The solution is given as: Initially, I was trying to use the equation as shown in line 1 of the solution to ...
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1answer
647 views

Why is the gate drain capacitance in a mosfet zero when in saturation?

Suppose I have an NMOS. In the linear region the gate drain capacitance is modeled as \$C_{ox}\cdot w\cdot l(ov)\$ but it is modeled as zero when in the saturation region.
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3answers
1k views

Why the drop across NMOS enhancement mode load is V_t when driver is off?

In the enhancement load NMOS inverter, why is the voltage drop across the Transistor \$Q_1\$ when \$Q_2\$ is off, is \$V_t\$ ? When \$V_{1}\$ is low, the transistor \$Q_1\$ is off. For the ...
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0answers
97 views

Preference of MOS resistor as load in MOS inverter [closed]

Whys is a MOS resistor preferred over diffused resistor as load in design of a MOS inverter?
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3answers
4k views

Why does there have to be a load in MOS inverters?

I have been studying about inverters for a while. In the book that I was reading, inverters have been explained according to the type of load connected to the drain of the driving transistors ie. ...
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1answer
63 views

After all the transients have settled down what would be the output voltage

Vo(0)=5 , what is Vo(infinity) Can you please explain to me how i can get the answer.