Vishay Semiconductor Diodes Division
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BZX55F4V3-TR
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BZX55F4V3-TR: Product Overview and Analysis

Introduction

The BZX55F4V3-TR is a diode belonging to the category of Zener diodes. It is commonly used in electronic circuits for voltage regulation and protection against voltage spikes. This entry will provide an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the BZX55F4V3-TR.

Basic Information Overview

  • Category: Zener Diode
  • Use: Voltage regulation and protection
  • Characteristics: Reverse breakdown voltage of 4.3V, low leakage current, high reliability
  • Package: DO-35
  • Essence: Semiconductor diode
  • Packaging/Quantity: Available in reels with varying quantities

Specifications

  • Reverse Breakdown Voltage (Vz): 4.3V
  • Power Dissipation: 500mW
  • Forward Voltage Drop (VF): 1.2V
  • Maximum Zener Impedance (ZZT): 20Ω
  • Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The BZX55F4V3-TR has two pins, anode, and cathode, which are denoted by the standard diode symbol. The anode is connected to the positive terminal, while the cathode is connected to the negative terminal.

Functional Features

  • Voltage Regulation: Maintains a constant output voltage under varying input conditions.
  • Voltage Protection: Safeguards sensitive components from voltage spikes and surges.
  • Stability: Provides stable and reliable performance over a wide temperature range.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Compact size
  • Low leakage current

Disadvantages

  • Limited power dissipation capability
  • Sensitivity to temperature variations

Working Principles

The BZX55F4V3-TR operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse biased. This allows it to regulate voltage and protect other components in the circuit.

Detailed Application Field Plans

The BZX55F4V3-TR finds extensive use in various applications, including: - Voltage regulators in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting circuits

Detailed and Complete Alternative Models

Some alternative models to the BZX55F4V3-TR include: - 1N4728A: 3.3V Zener diode - BZX85C5V6: 5.6V Zener diode - MMBZ5240B: 8.2V Zener diode

In conclusion, the BZX55F4V3-TR Zener diode offers precise voltage regulation and protection in a compact package, making it suitable for a wide range of electronic applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af BZX55F4V3-TR i tekniske løsninger

Sure, here are 10 common questions and answers related to the application of BZX55F4V3-TR:

  1. What is the BZX55F4V3-TR?

    • The BZX55F4V3-TR is a 4.3V Zener diode designed for voltage regulation and transient suppression in electronic circuits.

  2. What is the maximum power dissipation of the BZX55F4V3-TR?

    • The maximum power dissipation of the BZX55F4V3-TR is 500mW.

  3. What is the typical voltage tolerance of the BZX55F4V3-TR?

    • The typical voltage tolerance of the BZX55F4V3-TR is ±5%.

  4. What are the typical applications of the BZX55F4V3-TR?

    • The BZX55F4V3-TR is commonly used for voltage regulation, voltage reference, and transient voltage suppression in various electronic circuits.

  5. What is the maximum forward voltage of the BZX55F4V3-TR?

    • The maximum forward voltage of the BZX55F4V3-TR is 1.5V at 200mA.

  6. What is the operating temperature range of the BZX55F4V3-TR?

    • The BZX55F4V3-TR has an operating temperature range of -65°C to +150°C.

  7. What is the reverse leakage current of the BZX55F4V3-TR at its maximum reverse voltage?

    • The reverse leakage current of the BZX55F4V3-TR at its maximum reverse voltage is typically 5µA.

  8. Can the BZX55F4V3-TR be used for overvoltage protection in electronic circuits?

    • Yes, the BZX55F4V3-TR can be used for overvoltage protection by shunting excess voltage to ground when the voltage exceeds the zener voltage.

  9. What is the package type of the BZX55F4V3-TR?

    • The BZX55F4V3-TR is available in a DO-35 package.

  10. Is the BZX55F4V3-TR suitable for low-power applications?

    • Yes, the BZX55F4V3-TR is suitable for low-power applications due to its 500mW power dissipation rating.

I hope this information helps! Let me know if you need further assistance.