Vishay Semiconductor Diodes Division
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BZT52B8V2-HE3-18
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BZT52B8V2-HE3-18

Introduction

The BZT52B8V2-HE3-18 is a semiconductor product belonging to the category of Zener diodes. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the BZT52B8V2-HE3-18.

Basic Information Overview

  • Category: Zener diode
  • Use: Voltage regulation and protection in electronic circuits
  • Characteristics: Provides stable voltage output, low leakage current, and high reliability
  • Package: SOD-123 package type
  • Essence: Zener diode with a voltage rating of 8.2V
  • Packaging/Quantity: Available in tape and reel packaging with quantities varying based on supplier

Specifications

  • Voltage Rating: 8.2V
  • Power Dissipation: 300mW
  • Operating Temperature Range: -65°C to +150°C
  • Zener Impedance: 40Ω
  • Maximum Reverse Leakage Current: 100nA

Detailed Pin Configuration

The BZT52B8V2-HE3-18 Zener diode has two pins, typically denoted as the anode and cathode. The anode is connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.

Functional Features

  • Stable Voltage Output: Maintains a constant voltage across the diode
  • Voltage Regulation: Protects sensitive components by regulating the voltage in the circuit
  • Low Leakage Current: Minimizes power loss and enhances efficiency

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation
  • Low leakage current
  • Compact size for space-constrained applications

Disadvantages

  • Limited power dissipation capability
  • Susceptible to damage from excessive current or voltage spikes

Working Principles

The BZT52B8V2-HE3-18 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased at the specified voltage rating.

Detailed Application Field Plans

The BZT52B8V2-HE3-18 is commonly used in various electronic circuits, including: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits - Voltage reference circuits

Detailed and Complete Alternative Models

Some alternative models to the BZT52B8V2-HE3-18 include: - BZX84C8V2LT1G - MMBZ5232BLT1G - PZU8.2B2,115

In summary, the BZT52B8V2-HE3-18 Zener diode offers reliable voltage regulation and protection in electronic circuits, making it suitable for a wide range of applications. Its compact size and stable performance make it a popular choice among designers and engineers seeking efficient voltage control solutions.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BZT52B8V2-HE3-18 v technických řešeních

  1. What is the BZT52B8V2-HE3-18?

    • The BZT52B8V2-HE3-18 is a Zener diode with a voltage of 8.2V and a power dissipation of 300mW.

  2. What are the typical applications of BZT52B8V2-HE3-18?

    • It is commonly used in voltage regulation, overvoltage protection, and voltage reference circuits.

  3. What is the maximum current that can flow through BZT52B8V2-HE3-18?

    • The maximum current is typically around 20mA.

  4. How does BZT52B8V2-HE3-18 provide overvoltage protection?

    • When the voltage across the diode exceeds its breakdown voltage (8.2V), it conducts and limits the voltage to protect downstream components.

  5. Can BZT52B8V2-HE3-18 be used in reverse bias?

    • Yes, it can be used in reverse bias for certain applications like voltage reference circuits.

  6. What are the temperature specifications for BZT52B8V2-HE3-18?

    • It has a temperature range of -65°C to +150°C for operation.

  7. Is BZT52B8V2-HE3-18 suitable for high-frequency applications?

    • It is not recommended for high-frequency applications due to its inherent capacitance.

  8. What are the package options available for BZT52B8V2-HE3-18?

    • It is available in various packages such as SOD-123, SOD-323, and SOT-23.

  9. How does BZT52B8V2-HE3-18 compare to other Zener diodes in terms of performance?

    • It offers stable and precise voltage regulation with low leakage current, making it suitable for many applications.

  10. Are there any specific layout considerations when using BZT52B8V2-HE3-18 in a circuit?

    • It is important to minimize trace lengths and keep the diode close to the load to reduce parasitic effects and ensure proper performance.