Vishay Semiconductor Diodes Division
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BZX55A18-TAP
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BZX55A18-TAP

Product Overview

Category

The BZX55A18-TAP belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 18V
  • Power dissipation: 500mW
  • Package type: DO-35
  • Operating temperature range: -65°C to +200°C
  • Forward voltage: 1.1V
  • Reverse current: 5µA

Package

The BZX55A18-TAP is typically available in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

  • Zener voltage: 18V
  • Power dissipation: 500mW
  • Maximum forward voltage: 1.1V
  • Maximum reverse current: 5µA
  • Package type: DO-35
  • Operating temperature range: -65°C to +200°C

Detailed Pin Configuration

The BZX55A18-TAP has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

  • Provides stable voltage regulation.
  • Protects sensitive components from voltage spikes.
  • Low reverse leakage current.

Advantages

  • Precise voltage regulation.
  • Small form factor.
  • Wide operating temperature range.

Disadvantages

  • Limited power dissipation capability.
  • Sensitive to temperature variations.

Working Principles

The BZX55A18-TAP operates based on the Zener effect, where it maintains a constant voltage across its terminals when reverse biased.

Detailed Application Field Plans

The BZX55A18-TAP is widely used in: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits - Voltage reference circuits

Detailed and Complete Alternative Models

Some alternative models to the BZX55A18-TAP include: - BZX55C18-TAP (Zener voltage: 18V) - BZX55A20-TAP (Zener voltage: 20V) - BZX55B18-TAP (Zener voltage: 18V)

In conclusion, the BZX55A18-TAP Zener diode is a versatile component that finds applications in various electronic circuits requiring stable voltage regulation and protection against voltage spikes.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением BZX55A18-TAP в технических решениях.

  1. What is the maximum power dissipation of BZX55A18-TAP?

    • The maximum power dissipation of BZX55A18-TAP is 500mW.

  2. What is the voltage rating of BZX55A18-TAP?

    • BZX55A18-TAP has a voltage rating of 18V.

  3. What is the forward voltage drop of BZX55A18-TAP?

    • The forward voltage drop of BZX55A18-TAP is typically 0.9V at 20mA.

  4. What is the reverse leakage current of BZX55A18-TAP?

    • The reverse leakage current of BZX55A18-TAP is typically 5µA at 15V.

  5. What is the temperature coefficient of BZX55A18-TAP?

    • The temperature coefficient of BZX55A18-TAP is -0.07%/°C.

  6. What is the maximum junction temperature of BZX55A18-TAP?

    • The maximum junction temperature of BZX55A18-TAP is 175°C.

  7. What are the typical applications for BZX55A18-TAP?

    • BZX55A18-TAP is commonly used in voltage regulation, overvoltage protection, and signal clamping applications.

  8. What is the package type of BZX55A18-TAP?

    • BZX55A18-TAP is available in a DO-35 package.

  9. What is the storage temperature range for BZX55A18-TAP?

    • The storage temperature range for BZX55A18-TAP is -65°C to 175°C.

  10. What are the key differences between BZX55A18-TAP and other similar diodes?

    • BZX55A18-TAP offers a specific voltage rating of 18V and a maximum power dissipation of 500mW, making it suitable for various low-power applications.