Vishay Semiconductor Diodes Division
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BZT55A15-GS18

BZT55A15-GS18

Introduction

The BZT55A15-GS18 is a zener diode belonging to the semiconductor category. This component is commonly used in electronic circuits for voltage regulation and protection against voltage spikes.

Basic Information Overview

  • Category: Semiconductor
  • Use: Voltage regulation, protection against voltage spikes
  • Characteristics: Zener diode, 15V breakdown voltage
  • Package: SOD-123
  • Essence: Regulating voltage and protecting circuits
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Breakdown Voltage (Vz): 15V
  • Power Dissipation (Ptot): 500mW
  • Forward Voltage (VF): 1.2V
  • Operating Temperature Range: -65°C to +150°C

Detailed Pin Configuration

The BZT55A15-GS18 zener diode typically has two pins, with the cathode identified by a band around one end of the diode.

Functional Features

  • Voltage Regulation: The BZT55A15-GS18 maintains a constant voltage across its terminals when operated in the reverse breakdown region.
  • Voltage Spike Protection: It acts as a shunt regulator, diverting excessive current away from sensitive components in the circuit.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Compact size
  • Low cost

Disadvantages

  • Limited power dissipation capability
  • Susceptible to temperature variations

Working Principles

The BZT55A15-GS18 operates based on the principle of the zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse biased.

Detailed Application Field Plans

The BZT55A15-GS18 finds applications in various electronic circuits, including: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits

Detailed and Complete Alternative Models

  • BZX84C15: Similar 15V zener diode in SOT-23 package
  • 1N4744A: 15V zener diode in axial lead package
  • MM3Z15VT1G: 15V zener diode in SOD-323 package

In conclusion, the BZT55A15-GS18 zener diode serves as a crucial component in electronic circuits, providing precise voltage regulation and protection against voltage spikes. Its compact size and low cost make it a popular choice for various applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BZT55A15-GS18 v technických řešeních

  1. What is the maximum power dissipation of BZT55A15-GS18?

    • The maximum power dissipation of BZT55A15-GS18 is 500mW.

  2. What is the forward voltage drop of BZT55A15-GS18?

    • The forward voltage drop of BZT55A15-GS18 is typically 0.9V at a forward current of 5mA.

  3. What is the reverse standoff voltage of BZT55A15-GS18?

    • The reverse standoff voltage of BZT55A15-GS18 is 15V.

  4. What is the operating temperature range for BZT55A15-GS18?

    • The operating temperature range for BZT55A15-GS18 is -65°C to +150°C.

  5. What is the package type of BZT55A15-GS18?

    • BZT55A15-GS18 comes in a SOD-80 package.

  6. What are the typical applications of BZT55A15-GS18?

    • BZT55A15-GS18 is commonly used in voltage regulation, overvoltage protection, and general purpose diode applications.

  7. What is the reverse leakage current of BZT55A15-GS18 at its maximum working voltage?

    • The reverse leakage current of BZT55A15-GS18 at its maximum working voltage is typically 5µA.

  8. Is BZT55A15-GS18 RoHS compliant?

    • Yes, BZT55A15-GS18 is RoHS compliant.

  9. What is the capacitance of BZT55A15-GS18?

    • The capacitance of BZT55A15-GS18 is typically 50pF.

  10. Can BZT55A15-GS18 be used in automotive applications?

    • Yes, BZT55A15-GS18 is suitable for use in automotive applications due to its robust construction and wide operating temperature range.