ON Semiconductor
L'image peut être une représentation.
Voir les spécifications pour les détails du produit.
BZX84C3V9ET1
Voir les détails DataSheets

BZX84C3V9ET1 - Encyclopedia Entry

Introduction

The BZX84C3V9ET1 is a crucial component in the field of electronics, belonging to the category of voltage regulator diodes. This entry provides an in-depth overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Voltage Regulator Diodes
  • Use: The BZX84C3V9ET1 is primarily used for voltage regulation and protection in electronic circuits.
  • Characteristics: It exhibits stable voltage regulation, low leakage current, and high reliability.
  • Package: SOT-23 package type.
  • Essence: It serves as a critical component for maintaining stable voltage levels within electronic circuits.
  • Packaging/Quantity: Available in tape and reel packaging with varying quantities.

Specifications

The BZX84C3V9ET1 has the following specifications: - Voltage: 3.9V - Power Dissipation: 250mW - Forward Current: 225mA - Reverse Leakage Current: 5µA - Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The BZX84C3V9ET1 features a standard SOT-23 package with three pins: Anode, Cathode, and Gate.

Functional Features

  • Voltage Regulation: Maintains a stable output voltage under varying load conditions.
  • Overvoltage Protection: Safeguards connected components from potential damage due to voltage spikes.
  • Low Leakage Current: Minimizes power loss and enhances energy efficiency.

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation
  • Low leakage current
  • Compact SOT-23 package
  • Overvoltage protection

Disadvantages

  • Limited maximum forward current
  • Sensitive to temperature variations

Working Principles

The BZX84C3V9ET1 operates based on the principle of Zener diode voltage regulation. When the input voltage exceeds the specified level, the diode conducts, shunting excess current to maintain a constant output voltage.

Detailed Application Field Plans

The BZX84C3V9ET1 finds extensive applications in various electronic systems, including: - Voltage regulation in power supplies - Overvoltage protection in consumer electronics - Signal conditioning in sensor interfaces - Voltage reference in analog circuits

Detailed and Complete Alternative Models

Several alternative models can be considered as substitutes for the BZX84C3V9ET1, including: - BZX84C3V6ET1 - BZX84C4V3ET1 - BZX84C5V6ET1 - BZX84C6V2ET1

In conclusion, the BZX84C3V9ET1 plays a pivotal role in ensuring stable voltage regulation and protection in electronic circuits. Its specifications, functional features, advantages, and application field plans make it a versatile component in the realm of electronics.

Word Count: 410

Énumérez 10 questions et réponses courantes liées à l'application de BZX84C3V9ET1 dans les solutions techniques

  1. What is the BZX84C3V9ET1?

    • The BZX84C3V9ET1 is a 3.9V Zener diode designed for voltage regulation and protection in electronic circuits.

  2. What is the maximum power dissipation of the BZX84C3V9ET1?

    • The maximum power dissipation of the BZX84C3V9ET1 is 250mW.

  3. What is the voltage tolerance of the BZX84C3V9ET1?

    • The voltage tolerance of the BZX84C3V9ET1 is typically ±5%.

  4. What is the reverse leakage current of the BZX84C3V9ET1 at its working voltage?

    • The reverse leakage current of the BZX84C3V9ET1 at its working voltage is typically 5µA.

  5. What is the operating temperature range of the BZX84C3V9ET1?

    • The BZX84C3V9ET1 has an operating temperature range of -65°C to +150°C.

  6. How can the BZX84C3V9ET1 be used in voltage regulation?

    • The BZX84C3V9ET1 can be used as a shunt regulator to maintain a constant output voltage in a circuit.

  7. What are some common applications of the BZX84C3V9ET1 in technical solutions?

    • The BZX84C3V9ET1 is commonly used in voltage reference circuits, overvoltage protection, and voltage stabilization in various electronic devices.

  8. What is the package type of the BZX84C3V9ET1?

    • The BZX84C3V9ET1 comes in a SOT-23 surface mount package.

  9. What is the forward voltage drop of the BZX84C3V9ET1?

    • The forward voltage drop of the BZX84C3V9ET1 is typically 0.9V at a forward current of 10mA.

  10. How does the BZX84C3V9ET1 provide overvoltage protection?

    • The BZX84C3V9ET1 conducts when the voltage across it exceeds its breakdown voltage, diverting excess current and protecting downstream components.