Vishay Semiconductor Diodes Division
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SM5S22HE3/2D
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SM5S22HE3/2D

Introduction

The SM5S22HE3/2D is a high-performance TVS (Transient Voltage Suppressor) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides a comprehensive overview of the SM5S22HE3/2D, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category

The SM5S22HE3/2D belongs to the category of TVS diodes, which are semiconductor devices used to protect sensitive electronics from voltage spikes and surges.

Basic Information Overview

  • Use: The primary use of the SM5S22HE3/2D is to safeguard electronic circuits and components from transient voltage events.
  • Characteristics: It offers low clamping voltage, fast response time, and high surge current capability.
  • Package: The diode is available in a compact, surface-mount package.
  • Essence: Its essence lies in providing robust protection against voltage transients.
  • Packaging/Quantity: The SM5S22HE3/2D is typically supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power:
  • Breakdown Voltage:
  • Clamping Voltage:
  • Operating Temperature Range:
  • Storage Temperature Range:

Detailed Pin Configuration

The SM5S22HE3/2D features a standard pin configuration, with specific pin assignments for anode, cathode, and other relevant terminals. Please refer to the datasheet for detailed pinout information.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to safe levels.
  • Fast Response Time: Rapid reaction to transient events ensures minimal impact on protected circuits.
  • High Surge Current Capability: Able to handle substantial surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Robust transient voltage protection
  • Fast response time
  • Compact surface-mount package

Disadvantages

  • Limited power dissipation capability
  • Sensitive to overvoltage conditions

Working Principles

The SM5S22HE3/2D operates based on the principle of avalanche breakdown, where it rapidly conducts when exposed to high voltage transients, diverting the excess energy away from the protected circuit.

Detailed Application Field Plans

The SM5S22HE3/2D is commonly employed in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supply units - Consumer electronics

Detailed and Complete Alternative Models

  • SMFxxA Series: Offers similar transient voltage suppression capabilities in different breakdown voltage ratings.
  • P6SMBJxxA Series: Provides alternative TVS diode solutions with varying specifications.

In conclusion, the SM5S22HE3/2D is a reliable TVS diode offering robust transient voltage protection for a wide range of electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SM5S22HE3/2D v technických řešeních

  1. What is the SM5S22HE3/2D?

    • The SM5S22HE3/2D is a TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage spikes and transient events.

  2. What are the key features of the SM5S22HE3/2D?

    • The SM5S22HE3/2D features a low clamping voltage, high surge capability, and fast response time, making it ideal for protecting electronic circuits from overvoltage events.

  3. In what applications can the SM5S22HE3/2D be used?

    • The SM5S22HE3/2D is commonly used in applications such as power supplies, communication equipment, industrial control systems, and automotive electronics to protect against voltage transients.

  4. How does the SM5S22HE3/2D provide protection?

    • The SM5S22HE3/2D diverts excessive voltage away from sensitive components by conducting excess current and clamping the voltage to a safe level, thereby safeguarding the connected circuitry.

  5. What is the maximum surge capability of the SM5S22HE3/2D?

    • The SM5S22HE3/2D has a surge capability of up to 5000W, allowing it to handle high-energy transient events effectively.

  6. What is the operating temperature range of the SM5S22HE3/2D?

    • The SM5S22HE3/2D is designed to operate within a wide temperature range, typically from -55°C to 150°C, ensuring its suitability for various environmental conditions.

  7. How is the SM5S22HE3/2D packaged?

    • The SM5S22HE3/2D is available in a compact, surface-mount package, making it easy to integrate into circuit board designs and saving valuable space.

  8. Can the SM5S22HE3/2D be used for ESD protection?

    • Yes, the SM5S22HE3/2D can also provide effective electrostatic discharge (ESD) protection for sensitive electronic components, enhancing overall system reliability.

  9. Are there any application notes or guidelines for using the SM5S22HE3/2D in technical solutions?

    • Yes, detailed application notes and guidelines are available from the manufacturer to assist engineers in implementing the SM5S22HE3/2D effectively in their designs.

  10. Where can I purchase the SM5S22HE3/2D for my technical solution?

    • The SM5S22HE3/2D can be obtained from authorized distributors or directly from the manufacturer, ensuring genuine and reliable components for your technical solutions.