Vishay Semiconductor Diodes Division
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BZX84C4V7-HE3-08
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BZX84C4V7-HE3-08: Product Overview and Analysis

Introduction

The BZX84C4V7-HE3-08 is a crucial component in the field of electronics, serving a variety of purposes across different applications. This entry will provide an in-depth analysis of the product, covering its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and detailed and complete alternative models.

Basic Information Overview

  • Category: Semiconductor
  • Use: Voltage regulation and protection
  • Characteristics: Small form factor, high reliability, low power dissipation
  • Package: SOT-23
  • Essence: Zener diode
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage: 4.7V
  • Power Dissipation: 250mW
  • Operating Temperature Range: -65°C to +150°C
  • Forward Voltage: 0.9V
  • Reverse Leakage Current: 5µA

Detailed Pin Configuration

The BZX84C4V7-HE3-08 has three pins: 1. Pin 1: Cathode 2. Pin 2: Anode 3. Pin 3: Not connected (NC)

Functional Features

  • Voltage Regulation: Provides stable voltage output under varying load conditions
  • Overvoltage Protection: Safeguards sensitive components from voltage spikes
  • Compact Design: Ideal for space-constrained applications

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation
  • Compact size
  • Low power dissipation

Disadvantages

  • Limited current handling capacity
  • Sensitivity to temperature variations

Working Principles

The BZX84C4V7-HE3-08 operates based on the Zener effect, where it maintains a constant voltage drop across its terminals, providing a stable reference voltage or protecting downstream components from overvoltage conditions.

Detailed Application Field Plans

The BZX84C4V7-HE3-08 finds extensive use in various applications, including: - Voltage reference circuits - Overvoltage protection in consumer electronics - Signal conditioning in sensor interfaces - Power management in portable devices

Detailed and Complete Alternative Models

  • BZX84C3V6-HE3-08: 3.6V Zener diode with similar characteristics
  • BZX84C5V1-HE3-08: 5.1V Zener diode with comparable package and specifications
  • BZX84C6V8-HE3-08: 6.8V Zener diode offering higher voltage rating

In conclusion, the BZX84C4V7-HE3-08 plays a vital role in voltage regulation and protection within electronic circuits. Its compact design, reliable performance, and wide range of applications make it a valuable component in the semiconductor industry.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BZX84C4V7-HE3-08 v technických řešeních

  1. What is the BZX84C4V7-HE3-08?

    • The BZX84C4V7-HE3-08 is a 4.7V Zener diode designed for voltage regulation and overvoltage protection in electronic circuits.

  2. What are the typical applications of the BZX84C4V7-HE3-08?

    • It is commonly used in voltage reference circuits, voltage clamping, and surge suppression in various technical solutions.

  3. What is the maximum power dissipation of the BZX84C4V7-HE3-08?

    • The maximum power dissipation is typically around 250mW, making it suitable for low-power applications.

  4. What is the voltage tolerance of the BZX84C4V7-HE3-08?

    • The voltage tolerance is typically ±5%, ensuring consistent performance in voltage regulation.

  5. What is the operating temperature range of the BZX84C4V7-HE3-08?

    • The operating temperature range is usually between -65°C to +150°C, allowing for use in a wide range of environments.

  6. How does the BZX84C4V7-HE3-08 provide overvoltage protection?

    • When the input voltage exceeds the breakdown voltage (4.7V), the diode conducts current, effectively clamping the voltage to protect downstream components.

  7. Can the BZX84C4V7-HE3-08 be used in reverse bias?

    • Yes, it can be used in reverse bias as a regular diode, but it will only conduct significant current when the reverse voltage reaches its breakdown voltage.

  8. What are the package options available for the BZX84C4V7-HE3-08?

    • The BZX84C4V7-HE3-08 is commonly available in SOT-23 surface mount packages, which are suitable for compact designs.

  9. Is the BZX84C4V7-HE3-08 RoHS compliant?

    • Yes, it is typically RoHS compliant, making it suitable for use in environmentally conscious designs.

  10. Are there any recommended application circuits for the BZX84C4V7-HE3-08?

    • Typical application circuits include voltage regulators, voltage references, and transient voltage suppressors, which can be found in the datasheet provided by the manufacturer.