The parameters of (D_{1}) and (D_{2}) in the circuit shown in Figure P2.66 are (V_{gamma}=1.7 mathrm{~V}) and

Question:

The parameters of $D_{1}$ and $D_{2}$ in the circuit shown in Figure P2.66 are $V_{\gamma}=1.7 \mathrm{~V}$ and $r_{f}=20 \Omega$. The current in each diode is to be limited to $I_{D}=15 \mathrm{~mA}$ for $V_{I}= \pm 5 \mathrm{~V}$. Determine the required value of $R$.

image text in transcribed