Drum Coil Inductor Noida Sector 38

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Drum Coil Inductor Noida Sector 38

Drum Coil Inductor Noida Sector 38

A Drum Coil Inductor is a type of passive electronic component widely used for storing energy in a magnetic field when current flows through it. Its drum-shaped core provides a compact design, making it ideal for various applications in power supply circuits and filtering.


Features of Drum Coil Inductors:

  1. Compact Design: The drum-shaped core ensures efficient use of space in electronic devices.
  2. High Current Capacity: Designed to handle significant current without saturation.
  3. Wide Inductance Range: Available in a variety of inductance values, from microhenries (µH) to millihenries (mH).
  4. Low Core Loss: The materials used minimize energy loss during operation.
  5. Versatility: Can be used in DC-DC converters, power supplies, and signal filtering circuits.

Components of a Drum Coil Inductor:

  1. Core: Often made of ferrite or powdered iron for high permeability and low magnetic losses.
  2. Windings: Copper wire is wound around the core to create the inductance.
  3. Terminals: Connect the inductor to the circuit, usually as soldering pads or leads.

Types of Drum Coil Inductors:

  1. Shielded Drum Core Inductors:

    • Encased in a magnetic shield to minimize EMI.
    • Applications: High-density PCB designs.
  2. Unshielded Drum Core Inductors:

    • No shielding, making them more cost-effective.
    • Applications: General-purpose power and filtering circuits.
  3. High Current Drum Core Inductors:

    • Designed to handle high current levels without saturation.
    • Applications: Automotive and industrial power systems.

Applications of Drum Coil Inductors:

  1. Power Supplies: Used in switching regulators, DC-DC converters, and AC-DC power supplies.
  2. Filters: Helps in noise suppression in EMI filters and signal filtering circuits.
  3. Energy Storage: Stores energy in the magnetic field during circuit operation.
  4. RF Circuits: Provides impedance matching and tuning in radio-frequency circuits.
  5. Industrial Equipment: Used in motor controllers and inverters for heavy-duty applications.

Technical Specifications:

  1. Inductance (L): Typically ranges from a few µH to several mH.
  2. Current Rating: Indicates the maximum current it can handle, often exceeding 10A for high-power variants.
  3. Saturation Current: The current level at which the inductance begins to degrade significantly.
  4. Resistance (DCR): Measured in ohms, indicates the DC resistance of the coil.
  5. Frequency Range: Specifies the operational frequency, often from 10 kHz to several MHz.

Advantages of Drum Coil Inductors:

  • High energy efficiency with low power losses.
  • Compact and lightweight design.
  • Durable and reliable in high-temperature environments.
  • Easily integrated into modern circuit designs.
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