By David Terrell

ISBN-10: 0750697024

ISBN-13: 9780750697026

OP Amps intentionally straddles that imaginary line among the technician and engineering worlds. issues are conscientiously addressed on 3 degrees: operational assessment, numerical research, and layout tactics. Troubleshooting options are offered that depend upon the applying of primary electronics ideas. Systematic tools are proven that may be used to diagnose defects in lots of types of circuits that hire operational amplifiers.

One of the book's maximum strengths is the easy-to-read conversational
writing sort. the writer speaks on to the coed in a fashion that encourages studying. This e-book explains the technical information of operational amplifier circuits in transparent and comprehensible language with no sacrificing technical depth.

Easy-to-read conversational kind communicates approaches an technical information in uncomplicated language.
Three degrees of technical fabric: operational evaluation, manericall research, and layout procedures.
Mathematics constrained to algebraic manipulation.

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Extra info for Op Amps: Design, Application, and Troubleshooting (2nd Edition)

Example text

The current capability of the power supply is another consideration. The actual op amp draws fairly low currents with 1-3 milliamperes being typical. Some low-power op amps require only a few microamperes of supply current to function properly. In most applications, the external circuitry plays a greater role in power supply current requirements than the op amp itself. Yet another power supply consideration involves the amount of noise contributed to the circuit by the power supply. There are several forms of powersupply noise including 1.

13 The common-mode voltage gain of an ideal op amp is 0. 16 BASIC CONCEPTS OF THE INTEGRATED OPERATIONAL AMPLIFIER range of acceptable frequencies to extend from DC through an infinitely high frequency. That is, the bandwidth of an ideal op amp is infinite. 14. The graph shows that all frequencies of input voltage receive equal gains (infinite). 4 Slew Rate The output of an ideal op amp can change as quickly as the input voltage changes in order to faithfully reproduce the input waveform. We will see in a later section that a real op amp has a practical limit to the rate of change of voltage on the output.

Depending on the type and in particular the frequency of the noise voltages, they will undergo varying amounts of attenuation as they pass through the op amp's components. Frequencies below 100 hertz are severely attenuated with losses as great as 10,000 being typical. As the noise frequencies increase, however, the attenuation in the op amp is less. 0 megahertz may be coupled from the DC supply line to the output of the op amp with no significant reduction in amplitude. The degree to which the output is affected by noise on the DC supply lines is called the power supply rejection ratio (PSRR).

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Op Amps: Design, Application, and Troubleshooting (2nd Edition) by David Terrell


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