Vishay Semiconductor Diodes Division
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SM8S22A-E3/2D
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SM8S22A-E3/2D

Introduction

The SM8S22A-E3/2D 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 an overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Overview

  • Category: Electronic Component
  • Use: Voltage Transient Suppression
  • Characteristics: High Performance, Fast Response Time, Low Clamping Voltage
  • Package: DO-218AB
  • Essence: Protection of Sensitive Electronic Equipment
  • Packaging/Quantity: Tape & Reel, 500 units per reel

Specifications

  • Peak Pulse Power: 8000 W
  • Breakdown Voltage: 22 V
  • Operating Voltage: 19.9 V
  • Reverse Standoff Voltage: 17.1 V
  • Clamping Voltage: 29.2 V
  • Peak Pulse Current: 34.8 A
  • Capacitance: 400 pF

Detailed Pin Configuration

The SM8S22A-E3/2D has a DO-218AB package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Fast Response Time: Rapid reaction to transient voltage events.
  • Low Clamping Voltage: Provides effective protection for sensitive electronics.
  • High Peak Pulse Power: Capable of handling high surge currents.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • High peak pulse power handling capability

Disadvantages

  • Higher cost compared to standard diodes
  • Requires careful circuit design for optimal performance

Working Principles

The SM8S22A-E3/2D operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuitry and clamping the voltage to a safe level.

Detailed Application Field Plans

The SM8S22A-E3/2D is widely used in various applications requiring protection against transient voltage events, including: - Power Supplies - Communication Equipment - Industrial Control Systems - Automotive Electronics - LED Lighting Systems

Detailed and Complete Alternative Models

  • SM8S10A-E3/2D: Breakdown Voltage - 10 V
  • SM8S33A-E3/2D: Breakdown Voltage - 33 V
  • SM8S56A-E3/2D: Breakdown Voltage - 56 V
  • SM8S100A-E3/2D: Breakdown Voltage - 100 V

In conclusion, the SM8S22A-E3/2D is a high-performance TVS diode offering effective protection against transient voltage events. Its fast response time, low clamping voltage, and high peak pulse power make it suitable for a wide range of applications in various industries.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SM8S22A-E3/2D v technických řešeních

Sure, here are 10 common questions and answers related to the application of SM8S22A-E3/2D in technical solutions:

  1. What is the maximum peak pulse power of SM8S22A-E3/2D?

    • The maximum peak pulse power is 800 watts for a 10/1000 μs waveform.

  2. What is the breakdown voltage of SM8S22A-E3/2D?

    • The breakdown voltage is 24.4 volts minimum.

  3. What is the clamping voltage of SM8S22A-E3/2D?

    • The clamping voltage is 35.5 volts at 14 A.

  4. What is the operating temperature range of SM8S22A-E3/2D?

    • The operating temperature range is -55°C to +150°C.

  5. What is the typical capacitance of SM8S22A-E3/2D?

    • The typical capacitance is 400pF.

  6. What is the peak pulse current of SM8S22A-E3/2D?

    • The peak pulse current is 50A.

  7. What is the package type of SM8S22A-E3/2D?

    • The package type is DO-218AB (SMC).

  8. What applications is SM8S22A-E3/2D suitable for?

    • It is suitable for use in surge protection in various electronic equipment and systems such as telecommunications, industrial, and consumer electronics.

  9. What are the key features of SM8S22A-E3/2D?

    • Some key features include low clamping voltage, fast response time, and high surge capability.

  10. Is SM8S22A-E3/2D RoHS compliant?

    • Yes, it is RoHS compliant, making it environmentally friendly and safe for use in various applications.

I hope these questions and answers are helpful for your technical solutions! Let me know if you need further assistance.