Multi Option Question Page 1019

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50951. Which of the following is (are) related to depletion-type MOSFETs?

50952. Refer to this figure. If C2 shorted, Vout would

50953. The input resistance at the gate of a FET is extremely

50954. Determine the value for RD if the ac gain is 8.

50955. Referring to this figure, calculate Zi for yos = 20 S. Assume VGSQ = −2.2V.

50956. FET amplifiers provide ________.

50957. CMOS digital switches use

50958. What is the range of gm for JFETs?

50959. Calculate gm and rd if yfs = 4 mS and yos = 15S.

50960. What limits the signal amplitude in an analog MOSFET switch?

50961. Input resistance of a common-drain amplifier is

50962. Refer to this Figure. If Vin was increased in amplitude a little, the signal voltage at the source of Q2 would

50963. Refer to this figure. If VGS = –6 V, calculate the value of RS that will provide this value.

50964. A JFET cascade amplifier employs

50965. E-MOSFETs are generally used in switching applications because

50966. For an FET small-signal amplifier, one could go about troubleshooting a circuit by ________.

50967. The E-MOSFET is quite popular in ________ applications.

50968. Referring to this figure, calculate Av if yos = 20 S.

50969. Referring to this figure, calculate Zo if yos = 40 S.

50970. In a common-source amplifier, the purpose of the bypass capacitor, C2, is to

50971. Refer to this figure. The voltage gain is

50972. Refer to this figure. If ID = 4 mA, IDSS = 16 mA, and VGS(off) = –8 V, find VDS.

50973. If ID = IDSS / 2, gm = ________ gmo.

50974. The gate-to-source voltage VGS of a(n) ________ must be larger than the threshold VGS(Th) for the transistor to conduct.

50975. ________ is the network-input impedance for a JFET fixed-bias configuration.

50976. The isolation between input and output circuits in the ac equivalent circuit is lost in a ________ configuration.

50977. ________ is the amplification factor in FET transistor amplifiers.

50978. The ________ does not support Shockley's equation.

50979. The transconductance gm ________ as the Q-point moves from Vp to IDSS

50980. rd changes from one operation region to another with values typically occurring at levels of VGS (closer to zero).

50981. The ________ is quite popular in digital circuits, especially in CMOS circuits that require very low power consumption.

50982. ________ configuration(s) has (have) Zo RD.

50983. The input and output signals are in phase in a ________ configuration.

50984. gm has its maximum value for a JFET at ________.

50985. The depletion MOSFET circuit has a ________ input impedance than a similar JFET configuration.

50986. ________ is the only parameter that is different between voltage-divider and fixed-bias configurations.

50987. The controls the of an FET.

50988. Transconductance is the ratio of changes in ________.

50989. The ________ configuration has an input impedance, which is other than RG.

50990. The range of output admittance yos for FETs is ________.

50991. The ________ configuration has the distinct disadvantage of requiring two dc voltage sources.

50992. A field-effect transistor amplifier provides excellent voltage gain with the added feature of a ________ input impedance.

50993. ________ is an undefined quantity in a JFET.

50994. The range of input impedance Zi for MOSFETs is ________.

50995. The value of gm is at its maximum gm0 at VGS equal to and zero at VGS equal to .

50996. A ________ configuration has a voltage gain less than 1.

50997. ________ is a required step in order to calculate Zo.

50998. The input and output signals are 180º out of phase in a ________ configuration.

50999. In a class D amplifier, the output transistors are operated in a nonlinear mode.

51000. Generally, higher voltage gains can be achieved with bipolar amplifiers than with FET amplifiers.

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50951. Which of the following is (are) related to depletion-type MOSFETs? (adsbygoogle = window.adsbygoogle || []).push({});