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BZX79C18-T50A
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BZX79C18-T50A

Product Overview

Category

The BZX79C18-T50A belongs to the category of Zener diodes, which are semiconductor devices designed to maintain a constant voltage across their terminals.

Use

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

Characteristics

  • Voltage: 18V
  • Power Dissipation: 500mW
  • Tolerance: ±5%
  • Package Type: DO-35
  • Operating Temperature Range: -65°C to +200°C

Package

The BZX79C18-T50A is typically available in a DO-35 package.

Essence

The essence of the BZX79C18-T50A lies in its ability to provide stable voltage regulation in various electronic applications.

Packaging/Quantity

It is usually supplied in reels or bulk packaging, with quantities varying based on manufacturer specifications.

Specifications

  • Voltage: 18V
  • Power Dissipation: 500mW
  • Zener Impedance: 40Ω
  • Maximum Reverse Leakage Current: 100nA
  • Temperature Coefficient: 5mV/°C

Detailed Pin Configuration

The BZX79C18-T50A has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

  • Voltage Regulation: The BZX79C18-T50A maintains a constant voltage across its terminals, making it suitable for use in voltage regulation circuits.
  • Overvoltage Protection: It helps protect sensitive components in electronic circuits from overvoltage conditions.

Advantages

  • Precise Voltage Regulation: Provides accurate and stable voltage regulation.
  • Compact Size: Its small form factor makes it suitable for space-constrained applications.

Disadvantages

  • Power Limitation: The maximum power dissipation of 500mW may limit its use in high-power applications.

Working Principles

The BZX79C18-T50A operates based on the principle of the Zener effect, where it allows current to flow in the reverse direction when the applied voltage reaches its breakdown voltage, effectively maintaining a constant voltage drop across its terminals.

Detailed Application Field Plans

The BZX79C18-T50A finds extensive use in various electronic applications, including: - Voltage Regulators - Overvoltage Protection Circuits - Signal Clipping Circuits - Voltage References

Detailed and Complete Alternative Models

Some alternative models to the BZX79C18-T50A include: - BZX79C16-T50A (16V) - BZX79C20-T50A (20V) - BZX79C22-T50A (22V)

In conclusion, the BZX79C18-T50A Zener diode offers precise voltage regulation and overvoltage protection in a compact package, making it a versatile component in electronic circuits.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de BZX79C18-T50A en soluciones técnicas

  1. What is the BZX79C18-T50A?

    • The BZX79C18-T50A is a 500mW Zener diode with a voltage rating of 18V.

  2. What are the typical applications of BZX79C18-T50A?

    • It is commonly used in voltage regulation, overvoltage protection, and voltage reference circuits.

  3. What is the maximum power dissipation of BZX79C18-T50A?

    • The maximum power dissipation is 500mW.

  4. What is the voltage tolerance of BZX79C18-T50A?

    • The voltage tolerance is typically +/-5%.

  5. What is the operating temperature range for BZX79C18-T50A?

    • The operating temperature range is usually -65°C to +150°C.

  6. How does BZX79C18-T50A provide overvoltage protection?

    • It conducts current when the voltage across it exceeds its breakdown voltage, effectively clamping the voltage to a safe level.

  7. Can BZX79C18-T50A be used as a voltage reference?

    • Yes, it can be used as a stable reference voltage in various electronic circuits.

  8. What are the key characteristics of BZX79C18-T50A for voltage regulation?

    • It provides a stable voltage output when operated within its specified current and temperature ranges.

  9. Is BZX79C18-T50A suitable for low-power applications?

    • Yes, it is suitable for low-power voltage regulation and protection applications.

  10. Are there any specific considerations for using BZX79C18-T50A in technical solutions?

    • It's important to ensure that the operating conditions such as current, temperature, and power dissipation are within the specified limits to maintain reliable performance.