Recent questions tagged transistor / GO Electronics

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GATE ECE 2016 Set 3 | Question: 41
In the circuit shown in the figure , the channel length modulation of all transistors is non-zero $(\lambda\neq0)$. Also, all transistors operate in saturation and have negligible body effect .The ac small signal voltage gain ($V_o/V_{in}$ ... $-g_{m1}(r_{o1}\mid\mid \left (\frac{1}{gm3}\mid\mid r_{o3})\mid\mid r_{o2} \right )$

In the circuit shown in the figure , the channel length modulation of all transistors is non-zero $(\lambda\neq0)$. Also, all transistors operate in saturation and have n...

Milicevic3306

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Milicevic3306 asked Mar 27, 2018

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GATE ECE 2015 Set 3 | Question: 10
If the base width in a bipolar junction transistor is doubled, which one of the following statements will be TRUE? Current gain will increase Unity gain frequency will increase Emitter-base junction capacitance will increase Early Voltage will increase

If the base width in a bipolar junction transistor is doubled, which one of the following statements will be TRUE? Current gain will increase Unity gain frequency will in...

Milicevic3306

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Milicevic3306 asked Mar 27, 2018

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GATE ECE 2017 Set 2 | Question: 40
Assuming that transistors $M_1$ and $M_2$ are identical and have a threshold voltage of $1$ V, the state of transistors $M_1$ and $M_2$ are respectively Saturation, Saturation Linear, Linear Linear, Saturation Saturation, Linear

Assuming that transistors $M_1$ and $M_2$ are identical and have a threshold voltage of $1$ V, the state of transistors $M_1$ and $M_2$ are respectivelySaturation, Satura...

admin

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admin asked Nov 25, 2017

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GATE ECE 2017 Set 1 | Question: 11
For a narrow base PNP BJT , the excess minority carrier concentrations($\Delta n_{E}$ for emitter,$\Delta p_{B}$ for base ,$\Delta n_{c}$ for collector) normalized to equilibrium minority carrier concentrations($n_{E0}$ for ... are shown below. Which one of the following biasing modes is the transistor operating in? Forward active Satiration Inverse active Cutoff

For a narrow base PNP BJT , the excess minority carrier concentrations($\Delta n_{E}$ for emitter,$\Delta p_{B}$ for base ,$\Delta n_{c}$ for collector) normalized to eq...

admin

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admin asked Nov 17, 2017