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BZY91C30N
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BZY91C30N Encyclopedia Entry

Product Overview

Category

The BZY91C30N belongs to the category of semiconductor devices, specifically a Zener diode.

Use

It is commonly used as a voltage regulator in electronic circuits to maintain a stable voltage across the load.

Characteristics

  • Zener voltage: 30V
  • Power dissipation: 5W
  • Package type: DO-4
  • Operating temperature range: -65°C to +200°C
  • Forward voltage: 1.5V
  • Reverse current: 5mA
  • Tolerance: ±5%

Package

The BZY91C30N is typically available in bulk packaging or on reels for automated assembly.

Essence

The essence of the BZY91C30N lies in its ability to regulate voltage and protect sensitive components in electronic circuits from overvoltage conditions.

Packaging/Quantity

It is commonly packaged in quantities of 50 to 100 units per pack.

Specifications

  • Zener voltage: 30V
  • Power dissipation: 5W
  • Maximum forward voltage: 1.5V
  • Maximum reverse current: 5mA
  • Tolerance: ±5%
  • Package type: DO-4
  • Operating temperature range: -65°C to +200°C

Detailed Pin Configuration

The BZY91C30N has a simple two-pin configuration with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

  • Voltage regulation: The BZY91C30N maintains a constant voltage across the load, ensuring stability in electronic circuits.
  • Overvoltage protection: It prevents damage to sensitive components by diverting excess voltage away from the circuit.

Advantages and Disadvantages

Advantages

  • High power dissipation capability
  • Wide operating temperature range
  • Precise voltage regulation

Disadvantages

  • Relatively high reverse current compared to modern Zener diodes
  • Bulkier package size compared to surface-mount alternatives

Working Principles

The BZY91C30N operates based on the principle of the Zener effect, where it allows current to flow in the reverse direction when the voltage reaches the specified Zener voltage, effectively maintaining a constant voltage drop across the diode.

Detailed Application Field Plans

The BZY91C30N is widely used in: - Power supply units - Voltage regulators - Electronic equipment requiring stable voltage references

Detailed and Complete Alternative Models

Some alternative models to the BZY91C30N include: - 1N5339B - 1N5369B - 1N5370B - 1N5371B

In summary, the BZY91C30N Zener diode is a reliable component for voltage regulation and overvoltage protection in various electronic applications, despite its limitations in terms of reverse current and package size.

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Énumérez 10 questions et réponses courantes liées à l'application de BZY91C30N dans les solutions techniques

  1. What is the BZY91C30N?

    • The BZY91C30N is a 30V zener diode commonly used for voltage regulation in electronic circuits.

  2. What is the maximum power dissipation of the BZY91C30N?

    • The maximum power dissipation of the BZY91C30N is typically around 5 watts.

  3. What is the voltage tolerance of the BZY91C30N?

    • The voltage tolerance of the BZY91C30N is typically around ±5%.

  4. How can the BZY91C30N be used in voltage regulation?

    • The BZY91C30N can be used to regulate voltage by maintaining a constant output voltage across its terminals, even when the input voltage varies.

  5. What are the typical applications of the BZY91C30N?

    • The BZY91C30N is commonly used in power supplies, voltage regulators, and protection circuits.

  6. What is the maximum current that the BZY91C30N can handle?

    • The maximum current that the BZY91C30N can handle is typically around 50mA.

  7. What is the temperature coefficient of the BZY91C30N?

    • The temperature coefficient of the BZY91C30N is typically around 0.05% per °C.

  8. Can the BZY91C30N be used in reverse-biased mode?

    • Yes, the BZY91C30N can be used in reverse-biased mode to maintain a constant voltage across its terminals.

  9. What is the package type of the BZY91C30N?

    • The BZY91C30N is typically available in a DO-4 package.

  10. Are there any precautions to consider when using the BZY91C30N?

    • It's important to ensure proper heat dissipation and current limiting when using the BZY91C30N to prevent damage due to excessive power dissipation or current overload.