SM6S20AHE3/2D: Product Overview and Analysis

Introduction

The SM6S20AHE3/2D is a high-performance TVS (transient voltage suppressor) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning, ESD (electrostatic discharge), and other transient voltage events. This entry provides a comprehensive overview of the SM6S20AHE3/2D, including its product category, basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

Category: Electronic Components
Use: Voltage Transient Suppression
Characteristics: High surge capability, low clamping voltage, fast response time
Package: DO-218AB
Essence: Protection of sensitive electronic equipment
Packaging/Quantity: Tape & Reel, 500 units per reel

Specifications

• Peak Pulse Power: 600W
• Breakdown Voltage: 20V
• Clamping Voltage: 32.4V at 16A
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SM6S20AHE3/2D follows the standard DO-218AB package outline with two leads for connection. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Ultra-low clamping voltage
• Fast response time
• High surge capability
• RoHS compliant

Advantages and Disadvantages

Advantages: - Effective protection against voltage transients - Compact and robust design - Wide operating temperature range

Disadvantages: - Limited breakdown voltage compared to some alternatives - Higher clamping voltage at lower surge currents

Working Principles

The SM6S20AHE3/2D operates based on the principle of avalanche breakdown. When a transient voltage event 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 SM6S20AHE3/2D is widely used in various applications requiring protection against transient voltage events, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies

Detailed and Complete Alternative Models

For users seeking alternative TVS diodes with similar characteristics, the following models can be considered: - SMAJ20A (DO-214AC package) - SMBJ20A (DO-214AA package) - SMCJ20A (DO-214AB package)

In summary, the SM6S20AHE3/2D is a reliable TVS diode offering effective protection against transient voltage events. Its compact design, high surge capability, and fast response time make it suitable for a wide range of applications, despite its limitations in breakdown voltage and clamping voltage at lower surge currents.

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