Solution Manual for Microelectronic Circuits 2nd Edition by Rashi Full file at https://TestbankDirect.eu/ Chapter 1.1 Rm = R1 1V 1V = = 10 kΩ I m 100 μA 10 k × 400 = V, R1 = 10 k (400 – 1) = 3990 kΩ R + 10 k 400 V + – + 1V Rm Take R1 MΩ ± 1% 1.2 RL = R1 6V = 1.2 Ω 5A 24 V 1.2 × 24 1.2 × 24 = V, R1 = – 1.2 = 3.6 Ω R1 + 1.2 + RL + – Take R1 = 3.6 Ω ± 5% 1.3 R1 V2 502 = = 60 W RL RL + 120 V – RL = 50 = 41.667 Ω 60 + 50 V RL RL × 120 = 50 V R1 + RL 41.667 × 120 = R1 + 41.667, R1 = 58.334 Ω 50 Take R 62 Ω ± 5% 1.4 Io = mA i(t) = R Vs –t/τ e R Vs 24 V C Vs 24 = = mA, R = 24 kΩ ± 5% R R 1.5 | Av | = VO 400 = = 80, Q = 60° VI © 2011 Cengage Learning All Rights Reserved May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part Full file at https://TestbankDirect.eu/ Solution Manual for Microelectronic Circuits 2nd Edition by Rashi Full file at https://TestbankDirect.eu/ 1.6 For NMOS iD = Kp (VGS – Vt)2 ∂iD ∂VGS = gm = 2Kp (VGSQ – Vt) Q point = × 20 mA/V2 × (3 – 1.5) V = 60 mS 1.7 ⎛ V ⎞ iD = Iss ⎜1 – GS ⎟ Vp ⎠ ⎝ gm = = ∂ iD ∂ VGS = Q point I DSS Vp ⎛ VGS ⎞ ⎜⎝1 − V ⎟⎠ p 40 mA ⎛ 1.5 ⎞ ⎜1 – ⎟ = 6.67 mS 3V ⎝ 3⎠ 1.8 iB = (1 + sin 2000πt) mA βF = 100, IB = mA ib = sin (2000πt) mA βF = IC = 100, IC = βF IB = 100 × = 200 mA IB iC = βF ib = 100 × sin 2000πt = 200 sin (2000π t) mA 1.9 (a) vCE = VCE + vce = – 0.1 sin (2000π t) V vBE = VBE + vbe = 700 + sin (2000π t) mV (b) Small-signal voltage gain Av = vce – 100 = = – 100 vbe 1.10 VDS = V, vds = – 50 sin (1000π t) mV VGS = V, vgs = sin (1000π t) mV (a) vDS = VDS + vds = 6000 – 50 sin (1000π t) mV vGS = VGS + vgs = 3000 + sin (1000π t) mV (b) Av = vds –50 sin (1000π t ) = – 25 = sin (1000π t ) vgs © 2011 Cengage Learning All Rights Reserved May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part Full file at https://TestbankDirect.eu/ .. .Solution Manual for Microelectronic Circuits 2nd Edition by Rashi Full file at https://TestbankDirect.eu/ 1.6 For NMOS iD = Kp (VGS – Vt)2 ∂iD ∂VGS = gm