Vishay Semiconductor Diodes Division
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SM8S26-E3/2D
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SM8S26-E3/2D

Introduction

The SM8S26-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, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Product Overview

  • Category: Electronic Component
  • Use: Protection against voltage transients
  • Characteristics: High performance, robust protection
  • Package: DO-218AB
  • Essence: Transient voltage suppression
  • Packaging/Quantity: Tape & Reel, 500 units per reel

Specifications

  • Peak Pulse Power: 800 Watts
  • Breakdown Voltage Range: 28V to 31V
  • Operating Temperature Range: -55°C to +150°C
  • Reverse Standoff Voltage: 26V
  • RoHS Compliant: Yes

Detailed Pin Configuration

The SM8S26-E3/2D features a DO-218AB package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to safe levels.
  • Fast Response Time: Provides rapid response to transient events, protecting downstream components.

Advantages and Disadvantages

Advantages

  • High peak pulse power handling capability
  • Robust protection against transient voltage events
  • RoHS compliant, environmentally friendly

Disadvantages

  • Slightly higher cost compared to standard diodes
  • Requires careful consideration of mounting and layout for optimal performance

Working Principles

The SM8S26-E3/2D operates based on the principle of avalanche breakdown, where it rapidly conducts excess voltage away from sensitive components, thereby protecting them from damage.

Detailed Application Field Plans

The SM8S26-E3/2D is widely used in various applications requiring protection against transient voltage events, including: - Power supplies - Communication systems - Industrial equipment - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • SM8S33AHE3/2D: Similar TVS diode with a higher breakdown voltage
  • SM8S36AHE3/2D: TVS diode with a higher peak pulse power rating
  • SM8S24AHE3/2D: TVS diode with a lower breakdown voltage for specific applications

In conclusion, the SM8S26-E3/2D is a reliable and high-performance TVS diode that offers robust protection against transient voltage events, making it an essential component in various electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SM8S26-E3/2D v technických řešeních

  1. What is the SM8S26-E3/2D?

    • The SM8S26-E3/2D is a TVS (transient voltage suppressor) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

  2. What is the maximum peak pulse power it can handle?

    • The SM8S26-E3/2D can handle a maximum peak pulse power of 800 watts for an 10/1000 μs waveform.

  3. What is the breakdown voltage of the SM8S26-E3/2D?

    • The breakdown voltage of the SM8S26-E3/2D is 29.5 volts.

  4. What are the typical applications for the SM8S26-E3/2D?

    • Typical applications for the SM8S26-E3/2D include protection of telecommunications equipment, Ethernet networks, power supplies, and other sensitive electronic devices from transient voltage events.

  5. What is the clamping voltage of the SM8S26-E3/2D?

    • The clamping voltage of the SM8S26-E3/2D is 45.7 volts at 14A.

  6. What is the operating temperature range of the SM8S26-E3/2D?

    • The SM8S26-E3/2D has an operating temperature range of -55°C to +150°C.

  7. Is the SM8S26-E3/2D RoHS compliant?

    • Yes, the SM8S26-E3/2D is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. What package type does the SM8S26-E3/2D come in?

    • The SM8S26-E3/2D comes in a DO-218AB package.

  9. What are the key features of the SM8S26-E3/2D?

    • Key features of the SM8S26-E3/2D include low incremental surge resistance, fast response time, and high-temperature soldering guaranteed: 260°C/10 seconds at terminals.

  10. What are the recommended storage conditions for the SM8S26-E3/2D?

    • It is recommended to store the SM8S26-E3/2D in a dry environment with temperatures not exceeding +40°C.