Figure 5.7.1
The MOSFETs in the circuit of Fig. 5.7.1 have $\mu_{n} C_{o x}=400 \mu \mathrm{A} / \mathrm{V}^{2}, V_{t}=0.4 \mathrm{~V}, \lambda=0, L=$ $0.4 \mu \mathrm{m}, W_{1}=2 \mu \mathrm{m}$, and $W_{2}=W_{3}=10 \mu \mathrm{m}$. Find $R$ to obtain a reference current $I_{\mathrm{REF}}$ of $40 \mu \mathrm{A}$. Also, find the values of $V_{1}, I_{2}, V_{2}$, and $V_{3}$.

Question

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The Answer of  
Figure 5.7.1
The MOSFETs in the circuit of Fig. 5.7.1 have $\mu_{n} C_{o x}=400 \mu \mathrm{A} / \mathrm{V}^{2}, V_{t}=0.4 \mathrm{~V}, \lambda=0, L=$ $0.4 \mu \mathrm{m}, W_{1}=2 \mu \mathrm{m}$, and $W_{2}=W_{3}=10 \mu \mathrm{m}$. Find $R$ to obtain a reference current $I_{\mathrm{REF}}$ of $40 \mu \mathrm{A}$. Also, find the values of $V_{1}, I_{2}, V_{2}$, and $V_{3}$.

Figure 571 the MOSFETs in the Circuit of Fig μnCox=400μA/V2,Vt=0.4 V,λ=0,L=\mu_{n} C_{o x}=400 \mu \mathrm{A} / \mathrm{V}^{2}, V_{t}=0.4 \mathrm{~V}, \lambda=0, L=μn​Cox​=400μA/V2,Vt​=0.4 V,λ=0,L=

Figure 571
the MOSFETs in the Circuit of Fig $\mu_{n} C_{o x}=400 \mu \mathrm{A} / \mathrm{V}^{2}, V_{t}=0.4 \mathrm{~V}, \lambda=0, L=$