Vishay Semiconductor Diodes Division
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BZX84C22-E3-18
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BZX84C22-E3-18

Product Overview

Category

The BZX84C22-E3-18 belongs to the category of Zener diodes.

Use

It is commonly used for voltage regulation and protection in electronic circuits.

Characteristics

  • Low leakage current
  • High reliability
  • Small package size
  • Precise voltage regulation

Package

The BZX84C22-E3-18 is typically available in a SOT-23 package.

Essence

This Zener diode serves as a crucial component in stabilizing voltage levels within electronic devices.

Packaging/Quantity

It is usually supplied in reels with quantities varying based on manufacturer specifications.

Specifications

  • Voltage: 22V
  • Power Dissipation: 350mW
  • Forward Voltage: 0.9V
  • Reverse Current: 5μA
  • Operating Temperature Range: -65°C to +150°C

Detailed Pin Configuration

The BZX84C22-E3-18 typically features three pins, with the anode connected to the positive terminal, the cathode to the negative terminal, and the third pin serving as the voltage regulation point.

Functional Features

  • Voltage regulation: The diode maintains a constant voltage drop across its terminals.
  • Overvoltage protection: It prevents excessive voltage from damaging sensitive components in a circuit.

Advantages

  • Precise voltage regulation
  • Compact size
  • Low power dissipation

Disadvantages

  • Limited current handling capability
  • Sensitivity to temperature variations

Working Principles

The BZX84C22-E3-18 operates based on the principle of the Zener effect, where it allows current to flow in reverse when the voltage reaches the breakdown voltage, effectively regulating the voltage across its terminals.

Detailed Application Field Plans

The BZX84C22-E3-18 finds extensive use in various applications including: - Voltage regulators in power supplies - Overvoltage protection in consumer electronics - Signal clamping in communication circuits

Detailed and Complete Alternative Models

Some alternative models to the BZX84C22-E3-18 include: - BZX84C20-E3-18 - BZX84C24-E3-18 - BZX84C18-E3-18

In conclusion, the BZX84C22-E3-18 Zener diode is a critical component in electronic circuits, providing precise voltage regulation and overvoltage protection. Its compact size and high reliability make it suitable for a wide range of applications.

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Énumérez 10 questions et réponses courantes liées à l'application de BZX84C22-E3-18 dans les solutions techniques

  1. What is the maximum power dissipation of BZX84C22-E3-18?

    • The maximum power dissipation of BZX84C22-E3-18 is 250mW.

  2. What is the forward voltage drop of BZX84C22-E3-18?

    • The forward voltage drop of BZX84C22-E3-18 is typically 0.9V at a forward current of 5mA.

  3. What is the reverse breakdown voltage of BZX84C22-E3-18?

    • The reverse breakdown voltage of BZX84C22-E3-18 is 22V.

  4. What is the maximum forward current of BZX84C22-E3-18?

    • The maximum forward current of BZX84C22-E3-18 is 225mA.

  5. What are the typical applications of BZX84C22-E3-18?

    • BZX84C22-E3-18 is commonly used in voltage regulation, overvoltage protection, and signal clamping applications.

  6. What is the operating temperature range of BZX84C22-E3-18?

    • The operating temperature range of BZX84C22-E3-18 is -55°C to +150°C.

  7. Is BZX84C22-E3-18 RoHS compliant?

    • Yes, BZX84C22-E3-18 is RoHS compliant.

  8. What is the package type of BZX84C22-E3-18?

    • BZX84C22-E3-18 is available in a SOT-23 package.

  9. Does BZX84C22-E3-18 require a heat sink for normal operation?

    • No, BZX84C22-E3-18 does not require a heat sink for normal operation.

  10. What are the key differences between BZX84C22-E3-18 and similar Zener diodes?

    • BZX84C22-E3-18 offers a precise voltage reference with low impedance and enhanced ESD ruggedness compared to traditional Zener diodes.