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inductors

Fixed Inductors 571nH Unshld 5% 2A 61.2mOhms

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SMD Speicherdrossel 33uH 0.7A 0R55

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FIXED IND 47UH 140MA 5 OHM SMD

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Induktivität

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FIXED IND 1UH 630MA 250 MOHM TH

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FIXED IND 47UH 350MA 1.35OHM SMD

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Inductor, CMC 51UH 500MA 2LN SMD AEC-Q200

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Inductor

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Entstördrossel, 100uH 1A

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Stabkerndrossel, Induktivität

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Inductor

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FIXED IND 220NH 430MA 500MOHM SM

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Inductor

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Inductor

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FIXED IND 10UH 1.45A 100MOHM SMD

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Inductor, 33uH, 2,1A, ROHS

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SMD Power Inductor, ROHS,

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Inductors are passive electronic components that store energy in the form of a magnetic field when an electric current flows through them. They are widely used in electronic circuits for various purposes and are characterized by their ability to resist changes in current. Here's an overview of inductors:
  1. Function: Inductors are used to control and manipulate the flow of electric current in a circuit. They store energy in their magnetic fields and release it back to the circuit when the current changes.
  2. Construction: An inductor is typically made by winding a wire coil around a core made of materials such as iron, ferrite, or air. The number of turns in the coil and the core material affect its inductance value.
  3. Inductance: Inductance is a measure of an inductor's ability to store energy in its magnetic field. It is measured in units called henrys (H). The higher the inductance, the stronger the magnetic field for a given current.
  4. Back EMF: When the current through an inductor changes, it generates a counter electromotive force (EMF) known as back EMF. This back EMF opposes the change in current, following the principle of electromagnetic induction.
  5. Inductive Kick: The stored energy in an inductor can cause a voltage spike or "inductive kick" when the current is suddenly interrupted. This phenomenon has to be managed in circuit designs to prevent damage.
  6. Filtering: Inductors are often used in combination with capacitors to create filter circuits, such as low-pass, high-pass, and band-pass filters, which allow certain frequencies to pass through while attenuating others.
  7. Energy Storage: Inductors store energy in their magnetic fields, making them useful in energy storage applications like transformers, which transfer energy between different voltage levels.
  8. Time Constants: The rate at which an inductor's current changes is determined by its inductance and the resistance in the circuit. This interaction creates a time constant that affects the behavior of the circuit.
  9. Magnetic Saturation: Inductors made with magnetic cores can experience magnetic saturation if the current passing through them becomes too high, causing their inductance to decrease.
  10. Applications: Inductors find applications in a wide range of devices, including power supplies, filters, transformers, inductance-based sensors, and signal processing circuits.
In summary, inductors are essential components in electronics that store energy in the form of a magnetic field. Their ability to resist changes in current and their interaction with other components like capacitors contribute to their versatile use in various electronic circuits and devices.