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Diodes are electronic components that allow current to flow in one direction while blocking it in the opposite direction. They are made of semiconductor materials and have a variety of applications in electronics, from rectification to voltage regulation.

Types of Diodes:

  1. Rectifier Diodes: These diodes are designed to convert AC power to DC power by allowing current to flow in one direction only. They are commonly used in power supplies and battery chargers.
  2. Zener Diodes: These diodes are designed to regulate voltage by maintaining a constant voltage across their terminals regardless of the current passing through them. They are commonly used in voltage regulators and voltage references.
  3. Schottky Diodes: These diodes have a low forward voltage drop and fast switching speed. They are commonly used in high-frequency applications such as RF communication systems and switching power supplies.
  4. Light Emitting Diodes (LEDs): These diodes emit light when current flows through them in the forward direction. They are commonly used in lighting and display applications.

Applications of Diodes

  1. Power Supplies: Diodes are commonly used in power supply circuits to convert AC power to DC power and to regulate voltage.
  2. Signal Processing: Diodes are used in signal processing circuits to detect and rectify AC signals, to modulate signals, and to protect sensitive components from voltage spikes.
  3. Lighting: LEDs are commonly used in lighting applications due to their low power consumption, long lifespan, and high brightness.
  4. Automotive: Diodes are used in automotive applications such as alternators, ignition systems, and voltage regulators.

Characteristics of Diodes:

  • Forward Voltage Drop: The voltage drop across a diode in the forward direction determines its efficiency and power handling capability.
  • Reverse Voltage Breakdown: The maximum reverse voltage that a diode can withstand without breakdown is an important parameter in high-voltage applications.
  • Reverse Recovery Time: The time it takes for a diode to switch from the forward conducting state to the reverse blocking state is an important parameter in high-speed switching applications.

Industries Diodes are Used in:

  • Electronics: Diodes are used in a wide range of electronic devices, from simple rectifiers to complex circuits such as microprocessors and digital signal processors.
  • Automotive: Diodes are used in automotive applications such as alternators, ignition systems, and voltage regulators.
  • Aerospace: Diodes are used in aerospace applications such as satellite power supplies, avionics systems, and space probes.
  • Telecommunications: Diodes are used in telecommunications applications such as fiber optic communication systems, satellite communication systems, and wireless communication systems.

Popular Brands that Manufacture Diodes:

  • Vishay: Vishay is a global manufacturer of electronic components, including a wide range of diodes such as rectifier diodes, zener diodes, and Schottky diodes.
  • STMicroelectronics: STMicroelectronics is a leading manufacturer of semiconductor components, including diodes for automotive, industrial, and consumer applications.
  • Infineon Technologies: Infineon Technologies is a German-based semiconductor manufacturer that produces a wide range of diodes for power supply, lighting, and automotive applications.
  • NXP Semiconductors: NXP Semiconductors is a Dutch-based semiconductor manufacturer that produces a wide range of diodes for industrial, automotive, and consumer applications.

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Infineon
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02A6A-125-XMD
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02A6A-125-XMD
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onsemi
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02A6A-163-XMD
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02A6A-163-XMD
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onsemi
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1.5KE100A
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1.5KE100A
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Littelfuse
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1.5KE100CA
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1.5KE100CA
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Littelfuse
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Littelfuse
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1.5KE110A
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Littelfuse
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1.5KE11A
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1.5KE11CA
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Littelfuse
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1.5KE120A
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1.5KE120CA
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