SM5S20-E3/2D

Introduction

The SM5S20-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 a comprehensive overview of the SM5S20-E3/2D, including its product details, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product 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

• Standoff Voltage: 20V
• Breakdown Voltage: 22.2V
• Peak Pulse Power: 5kW
• Clamping Voltage: 32.4V
• Operating Temperature Range: -55°C to 150°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The SM5S20-E3/2D TVS diode has a standard 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: Rapid reaction to transient events for enhanced protection.
• Low Clamping Voltage: Provides efficient protection without compromising the protected circuit's integrity.

Advantages and Disadvantages

Advantages

• High-performance transient voltage suppression
• RoHS compliant
• Compact DO-218AB package
• Fast response time

Disadvantages

• Limited to a maximum standoff voltage of 20V

Working Principles

The SM5S20-E3/2D operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the diode rapidly conducts, diverting excess current away from the protected circuit and limiting the voltage to a safe level.

Detailed Application Field Plans

The SM5S20-E3/2D is ideally suited for use in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

• SM5S10A-E3/2D: Standoff Voltage: 10V, Breakdown Voltage: 11.1V, Peak Pulse Power: 5kW
• SM5S30A-E3/2D: Standoff Voltage: 30V, Breakdown Voltage: 33.3V, Peak Pulse Power: 5kW
• SM5S40A-E3/2D: Standoff Voltage: 40V, Breakdown Voltage: 44.4V, Peak Pulse Power: 5kW

In conclusion, the SM5S20-E3/2D TVS diode offers robust transient voltage suppression capabilities in a compact and reliable package, making it an ideal choice for protecting sensitive electronic equipment across various industries.

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