Problem 4a (15 points) For the transistor circuit shown in the figure, calculate the value of...
D. For the transistor circuit shown in Figure 7, assuming that the transistor is in the forward active mode, and B = 100 and VBE = 0.7V, calculate Base current 1B Collector current Ic (iii) Emitter current le (iv) Collector to emitter voltage Vce and (v) Voltage across the 2009 resistor v 3 80022 10 kV W VCE VBE مت + + 1 2001} 1 1
Please Explain how to do 4.4 +10 V 4.3 Determine the voltage at points Vc V, and VcE in the circuit shown in Figure P4.3 when VBE -0.7V and B- 100. 2kS2 V, 4.4 If the resistance, RB, is made zero in Problem 4.3, what effect does this change have on the circuit operation? 1k2 -10 V Figure P4.3 +10 V 4.3 Determine the voltage at points Vc V, and VcE in the circuit shown in Figure P4.3 when VBE...
Problem 2 (15 points) In the circuit below, the transistor has B=50 and VEB = 0.7V. Find the values of VB, VE, and Vc, and verify that the transistor is operating in the active mode. What is the largest value that Rc can have while the transistor remains in the active mode? +3V SR 3222 Vio R: 20 ks OV -
Problem 4 (20 %) For the circuit shown in Figure 4 determine IB, IC, and VC. Data VCC=9 V VBB=4 V R2= 165 k R1= 2.5 k Transistor Assume VBE ≈ 0.7 V and =150 Derive all the results. Give the answers with the preestablished prefix. FAVOR DIBUJAR LOS CIRCUITOS Problem 4 (206) For the circuit shown in Figure 4 determine IB, I, and Vc. Data Ve=9 V V=4V R = 165 kg R=2.5k_2 Transistor Assume VE 0.7 V and...
*5. Design a BJT transistor drive circuit like the one shown Figure 10-7 (Hart's text) with an initial peak base current, IB,-8 1B2, where 1B2 denotes the minimum base current required to drive the transistor to saturation. Assume a collector load resistance, Rc-8 Ω, collector supply voltage Vs = 30 V, large signal current of the transistor, hFE-min. 10, max. 20), VBE(on)-0.8 V, and the input is periodic pulse waveform (0 to 6) V, with a duty cycle, D-0.5. Also,...
*5. Design a BJT transistor drive circuit like the one shown Figure 10-7 (Hart's text) with an initial peak base current, IB,-8 1B2, where 1B2 denotes the minimum base current required to drive the transistor to saturation. Assume a collector load resistance, Rc-8 Ω, collector supply voltage Vs = 30 V, large signal current of the transistor, hFE-min. 10, max. 20), VBE(on)-0.8 V, and the input is periodic pulse waveform (0 to 6) V, with a duty cycle, D-0.5. Also,...
(13 points) For the transistor in the circuit shown below, VBE(on) = 0.7 V, Vce(sat) = 0.2 V, and B = 100. Determine the value of the collector current. +5 V R=1.2 ko R =33 k2 -5 V
BJT DC Operating Points and AC small signal parameters. ) For the BJT circuit below, calculate the DC values for Vc, VB. VE, c, IB, and IE. Compute the AC small signal parameters gm, Tz, Te. Assume the transistor p-150, VBE 0.7V, and V 25.9mV 10V Vc Ic VB Is VeE R82 100kΩ RE1 100 RE22k0
RE -3.3k2 Figure 5. Vbe-0.7V (active), Vce 0.2V (saturation), p-100 For the circuit shown in Figure 5: a) If V oV DC, find the DC bias point for Q1? b) Draw the small signal equivalent circuit and evaluate the small signal AC voltage gain. c) Sketch le vs Vce and show the operating point for the transistor. d) How would you change the bias to obtain maximum signal swing?
Calculate the following for the circuit shown in Figure 2 (Si transistor Vbe-0.7) b. Determine whether C will have any effect on the de operating voltages c. e. Sketch the circuit's dc load line and include the saturation, cutoff, and Q points cc 12 Re2.7k Ca R 2.2 ?