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Chapter 3

Operational Amplifiers

Amplificadores operacionales
Amplificadores operacionales
The temperature detector fire alarm system consists of a thermistor sensor that initiates a small current flow in case of a fire. This signal is too weak ...
Características de OpAmp
Características de OpAmp
Consider the equivalent circuit model of an operational amplifier. The output section consists of a voltage-controlled source in series with the output ...
Amplificadores operacionales con y sin inversión
Amplificadores operacionales con y sin inversión
The inverting amplifier connects the input voltage through a resistor to the inverting terminal, grounds the non-inverting terminal, and has a feedback ...
Suma y diferencia de amplificadores operacionales
Suma y diferencia de amplificadores operacionales
A summing amplifier, or an adder, uses an operational amplifier to combine multiple input signals into a single output. Conversely, a difference ...
Características de los amplificadores operacionales prácticos
Características de los amplificadores operacionales prácticos
A difference amplifier containing a common and a difference-mode signal ideally amplifies only the difference-mode signal. However, in practical circuits, ...
Integrador y diferenciador
Integrador y diferenciador
Consider a car with cruise control using an op amp circuit to maintain a constant speed. This circuit employs the function of an op amp as an integrator ...
Amplificadores operacionales en cascada
Amplificadores operacionales en cascada
Operational Amplifiers can be connected in a cascade - one after another in linear sequence without altering their input-output relationships due to their ...
Amplificador de instrumentación
Amplificador de instrumentación
In an electrocardiography machine, electrodes detect small electrical changes on the skin resulting from heart muscle depolarization during each ...
Ejemplo de diseño: Consola de mezclas vintage
Ejemplo de diseño: Consola de mezclas vintage
A sound engineer at a music company faces a challenge. The output from their studio's newly acquired vintage mixing console is insufficient for modern ...
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