a) Determine the DC bias voltage Vce and the current Ic for the voltage divider configuration...
Design a voltage divider bias circuit to have a Q point of Ic = 10mA and Vce = 10V, with a tolerance of ±10%. Use a 2N3904 NPN transistor and a 20 V DC source to bias the circuit.
7. Determine the quiescent levels of Ic and Vce for the network of Figure 25. 10 V 4.7 k92 250 k22 16 10 uF B = 90 OH 10 uF 1.2 ΚΩ Figure 25 8. A stage is a transistor and the passive components connected to it. Figure 26 shows a three-stage circuit using two-supply emitter bias. Vec +15 V RCI 10 ΚΩ Ro 10 ΚΩ Rc 10 k 2 Yout R1 RB3 w- RER 33 k22 33 k2 RE1...
ANSWER ALL QUESTIONS: 0-1. Study the circuit diagram given in Figurel and answer the following questions. (1.5 marks) i.) When the square wave voltage is + 5V, the transistor will be in which region? c) Saturation ii.) When the square wave voltage is OV, the transistor will be in which region? a) Cutoff region b) Saturation c) Active region iii.) When transistor operates in Saturation region, what are the values of Vce, and Ic? iv.) When transistor operates in Cutoff...
all please TEST #3 of the FET and are unaffected by 1. Schokley's equation defines the the network in which the device is employed. (a) Vas characteristics (b) drain characteristics (c) input output characteristics (d) transfer characteristics 2. For an N-channel JFET Ipss -8 mA and Vp-6 V. If Vas-2 V then what is the value of the drain current ID? (a) 2.666 mA (b) 3.5 LA (c) 3.55 mA (d) 5.33 mA 3. D-MOSFETs can operate in: (a) The...
(a) Explain physically how ap-n junction functions as a rectifier diode. (5 marks) Figure Q5(b) shows a Voltage divider bias circuit for a BJT. Given that; Vcc 18 V, BDC (b) 120. 18 V 3.3 kQ C2 39.0 kO 10 μF C1 B 120 10 μΕ 1.0 kQ 8.2 kQ Figure Q5(b) Voltage divider bias configuration of BJT Calculate Ic and VCE using exact method. (i) (5 marks) Repeat the calculation of Ic and VCE using approximate method. (ii) (3...
VOLTAGE-DIVIDER BIAS 179 CONFIGURATION h determined in Example 4.7. Essentially, exact and approximate techniques is the ten the 07 step down transformer and a load RL of 820 ohms. It is connected to an ac source of 100 VAC rms, 50 Hz. (hint: note the rms values, and for diode PIV, assume ideal diodes and draw the PIV eqv ckts) ve rectifier circuit has a 10:1 3. A positive output, a. Draw this circuit.. b. Find Vp and Vave at...
Download the datasheet for 2N3904 and find the value of Bp. (Hint: Use average value) Be= Voc +10 V RB We are going to consider the common emitter configuration circuit shown in the figure to test a 2N3904 npn Bipolar Junction Transistor (BJT) under DC bias conditions. Your circuit should place a fixed collector resistor, Rc, in the circuit to prevent the collector current, Ic, from exceeding 40 mA (for this, you know that the minimum value of is zero)....
1.0 kn. RE-390 Ω, r-15 Ω. and ßac-75. 5. For a common-emitter amplifier, Rc Assuming that Rg is completely bypassed at the operating frequency, the voltage gain is (a) 66.7 (d) 75 (b) 2.56 (c) 2.47 6. In the circuit of Question 5, if the frequency is reduced to the point where Xctbypass) RE, the voltage gain (a) remains the same (b) is less (c) is greater 7. In a common-emitter amplifier with voltage-divider bias, Rimlbase) 68 k2, Ri 33...
Question 1 (25 marks) Here below (Fig. 1) is the cross-sectional structure of an integrated circuit (IC) showing a metal- oxide-semiconductor field effect transistor (MOSFET). The four terminals of the MOSFET are connected to four voltages V1, V2, V3, and V4 respectively V V2 V: SO n+ n+ p-type Fig. 1 (a). What channel type is the MOSFET shown? (1 mark) (b). What are the common names of the four terminals connected to V1, V2, V3, and V4 respectively? Note...
A common source amplifier circuit based on a single n-channel MOSFET is shown in Figure 4b. Assume that the transconductance gm-60 mS (equivalent to mA/ V) and drain source resistance, os, is so large it may be neglected. 0) Calculate the open circuit voltage gain Av Yout/ Vis. i) The amplifier has a load of 10 k2. Determine the current gain Va. = 12 V 150k 4k3 Vout Vin 200k GND = 0 V Figure 4b a) State the name...