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Dependent source information


A simple electric circuit made up of a voltage source and a resistor. Here, , according to Ohm's Law.

In the theory of electrical networks, a dependent source is a voltage source or a current source whose value depends on a voltage or current elsewhere in the network.[1]

Dependent sources are useful, for example, in modeling the behavior of amplifiers. A bipolar junction transistor can be modeled as a dependent current source whose magnitude depends on the magnitude of the current fed into its controlling base terminal. An operational amplifier can be described as a voltage source dependent on the differential input voltage between its input terminals.[1] Practical circuit elements have properties such as finite power capacity, voltage, current, or frequency limits that mean an ideal source is only an approximate model. Accurate modeling of practical devices requires using several idealized elements in combination.

  1. ^ a b I. D. Mayergoyz, Wes Lawson Basic electric circuit theory: a one-semester text Gulf Professional Publishing, 1996 ISBN 0-12-480865-4, Chapter 8 "Dependent sources and operational amplifiers"

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A dependent source is a current source or voltage source that depends on the voltage or current of another element in the circuit. When a dependent source...

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source driving a resistive load. There are two types. An independent current source (or sink) delivers a constant current. A dependent current source...

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either a dependent voltage source, with zero source resistance and its output voltage dependent on the input; or a dependent current source, with infinite...

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Electrical network

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is the combline filter. Sources can be classified as independent sources and dependent sources. An ideal independent source maintains the same voltage...

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page 75-77 On the Application of Superposition to Dependent Sources in Circuit Analysis – proves superposition of dependent sources is valid. v t e...

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inapplicable, not collected, or country or dependent territory not included. Sovereign states and dependent territories listed by alphabetical order, not...

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Return ratio

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a dependent source in a linear electrical circuit is the negative of the ratio of the current (voltage) returned to the site of the dependent source to...

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Intelligence Agency, unless another source is cited. The list includes sovereign states and self-governing dependent territories based upon the ISO standard...

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Sound power

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enclosing a sound source, in air. For a sound source, unlike sound pressure, sound power is neither room-dependent nor distance-dependent. Sound pressure...

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but are non-free. Proprietary software may either be closed-source software or source-available software. Until the late 1960s, computers—especially...

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Oil by country

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specified which position a country holds by the corresponding parameter. Dependent territories, not fully recognized countries and supranational entities...

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Port knocking

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g. TCP port 1000, TCP port 2000, UDP port 3000) to a complex time-dependent, source-IP-based and other-factor-based encrypted hash. A portknock daemon...

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Ceylon Electricity Board

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is primarily done by hydropower. Hydropower is the oldest and most dependent source of electricity generation, taking a share of nearly 42% of the total...

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Electrical element

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examples are voltage sources and current sources. Dependent sources – These are two-port elements with a voltage or current source proportional to the...

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List of sovereign states and dependent territories in the Americas

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This is an alphabetical list of sovereign states and dependent territories in the Americas. It comprises three regions, Northern America (Canada and the...

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