FEEDBACK AND OPERATIONAL AMPLIFIERS
50 questions available
Questions
According to the component data table, what is the typical slew rate, in Volts per microsecond, for the OP-16E operational amplifier?
View answer and explanationWhat is the primary purpose of applying positive feedback to a comparator circuit, as described in the section on Schmitt triggers?
View answer and explanationWho is credited with designing the first commercially successful monolithic operational amplifier, the Fairchild µA709, in 1965?
View answer and explanationFor the AD549L op-amp listed in Table 4.2, what is the specified maximum input current in nanoamps?
View answer and explanationWhat is the primary function of the 'daughterboard' solution mentioned in the text for dealing with a discontinued IC?
View answer and explanationWhat is the maximum output current in milliamperes for the LM675 op-amp according to the data table?
View answer and explanationIn the active peak detector circuit, what problem is caused by the op-amp's finite slew rate?
View answer and explanationFor the OPA541B power op-amp, what is the specified maximum supply current in milliamperes?
View answer and explanationWhat is the primary characteristic of a 'programmable op-amp'?
View answer and explanationWhat does a dot in the 'OUT' column of the 'Swing to supplies' section of the op-amp data table signify?
View answer and explanationIn the context of op-amp stability and frequency compensation, what is the stability criterion for a feedback amplifier?
View answer and explanationWhat is the typical gain-bandwidth product (fT) in MHz for the LTC1052 chopper-stabilized op-amp?
View answer and explanationWhat is 'dielectric absorption' in a capacitor, as described in the text?
View answer and explanationFor the HA2645 op-amp, what is its minimum specified Common Mode Rejection Ratio (CMRR) in dB?
View answer and explanationIn the context of op-amp limitations, what trade-off is often faced when choosing between bipolar and FET-input op-amps?
View answer and explanationWhat is the typical slew rate in Volts per microsecond for the SG1173 monolithic power op-amp?
View answer and explanationWhat technique is used in a Sample-and-Hold (S/H) circuit to minimize voltage 'droop' during the hold interval?
View answer and explanationAccording to the table of recommended op-amps, what is the typical slew rate in Volts per microsecond for the OP-27E?
View answer and explanationWhat was the key improvement of the LM301 op-amp over the earlier µA709?
View answer and explanationFor the LM344 high-voltage op-amp, what is the maximum rated supply voltage in volts?
View answer and explanationIn a differentiator circuit, why is it necessary to 'roll off the differentiator action at some maximum frequency'?
View answer and explanationWhat is the maximum differential input voltage specified for the ICH8500A op-amp?
View answer and explanationHow does the 'T-network' trick shown in Figure 4.49 help in op-amp integrator design?
View answer and explanationWhat is the typical output current in amperes for the OPA512 power op-amp?
View answer and explanationWhat does the term 'dominant-pole compensation' refer to in op-amp design?
View answer and explanationFor the popular 324 quad op-amp, which statement accurately describes its output swing capability when V- is ground?
View answer and explanationWhat is the specified minimum gain in dB for the ICL7650S chopper-stabilized op-amp?
View answer and explanationIn the logarithmic converter circuit shown in Figure 4.35, what is the role of the second op-amp?
View answer and explanationWhat is the maximum offset drift in microvolts per degree Celsius for the AD744K op-amp?
View answer and explanationWhich op-amp is described as the 'industry standard for many years' with internal compensation and was introduced by Fairchild?
View answer and explanationWhat is the specified maximum supply current in milliamperes for the 1436 high-voltage op-amp?
View answer and explanationIn the 'active clamp' circuit shown in Figure 4.43, what happens when the input voltage exceeds +10 volts?
View answer and explanationWhat is the maximum supply voltage specified for the AD654 V/F converter, as shown in the VCO table?
View answer and explanationWhich popular op-amp is described as being for 'single-supply operation' and is the dual version of the 324 quad op-amp?
View answer and explanationAccording to the table for high-voltage op-amps, what is the Pdiss (power dissipation) at 50 degrees Celsius for the PA12 from Apex?
View answer and explanationWhat is the primary reason that a simple integrator circuit (Figure 4.47) with its input grounded will still have its output 'wander off'?
View answer and explanationWhat is the typical transition frequency (fT) in MHz for the OP-90E precision micropower op-amp?
View answer and explanationFor single-supply op-amps like the LM324, what is a key characteristic of their input common-mode range?
View answer and explanationWhat is the maximum supply voltage for the LM12 monolithic power op-amp?
View answer and explanationWhy would an uncompensated op-amp like a 748 oscillate if connected as a simple follower?
View answer and explanationWhat is the maximum offset voltage, in millivolts, for the LT1028A precision op-amp?
View answer and explanationIn the 'bad circuit' example of a DC amplifier with a gain of 100 (Figure 4.95 F), using a 741 op-amp, what is a likely major source of error?
View answer and explanationWhat is the maximum junction temperature (Tj max) for a 2N3055 power transistor in a TO-3 package?
View answer and explanationWhat is the purpose of the resistor-diode network described in footnote (h) on page 207?
View answer and explanationAccording to the power op-amp data table, what is the typical slew rate for the MSK792 from M.S. Kennedy Corp?
View answer and explanationWhat is the primary advantage of the 741 op-amp's design over the LM301?
View answer and explanationWhat is the maximum offset voltage, in millivolts, for the OPA111B precision JFET op-amp?
View answer and explanationIn a 'Bad Circuits' example (Figure 4.95 G), a 358 op-amp is used as a x100 audio amplifier from a single supply. What is the fundamental flaw in this design?
View answer and explanationWhat is the typical power dissipation in watts for the LH4104 power op-amp?
View answer and explanationWhy are trade-offs typically necessary in electronic design, for instance, when choosing feedback resistor values for a general-purpose op-amp?
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