SM5S28A-E3/2D

Introduction

The SM5S28A-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 basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: TVS Diode
• Use: Protection against voltage transients
• Characteristics: High performance, low clamping voltage, fast response time
• Package: DO-218AB
• Essence: Transient voltage suppression
• Packaging/Quantity: Tape & Reel, 500 units per reel

Specifications

• Peak Pulse Power: 5000 W
• Breakdown Voltage: 28 V
• Clamping Voltage: 45.7 V
• Operating Temperature Range: -55°C to +150°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The SM5S28A-E3/2D TVS diode has a standard DO-218AB package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Fast response time
• Low clamping voltage
• High surge capability
• RoHS compliant

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Wide operating temperature range
• RoHS compliant

Disadvantages

• Relatively large package size compared to some SMD alternatives
• Higher cost compared to standard diodes

Working Principles

The SM5S28A-E3/2D operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly switches into its low impedance state, diverting the excess current away from the protected circuitry and limiting the voltage across it.

Detailed Application Field Plans

The SM5S28A-E3/2D is suitable for a wide range of applications requiring protection against transient voltage events, including: - Power supplies - Industrial equipment - Automotive electronics - Telecommunication systems - Consumer electronics

Detailed and Complete Alternative Models

• SM5S33A-E3/2D: Similar specifications with a higher breakdown voltage of 33 V
• SM5S24A-E3/2D: Similar specifications with a lower breakdown voltage of 24 V
• SM6T28A: Through-hole axial package alternative with similar specifications

In conclusion, the SM5S28A-E3/2D TVS diode offers robust protection against transient voltage events, making it an ideal choice for various electronic applications. Its high surge capability, fast response time, and wide operating temperature range make it a reliable solution for safeguarding sensitive electronic components.

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