SM8S43AHE3/2D

Introduction

The SM8S43AHE3/2D 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.

Basic Information Overview

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

Specifications

• Peak Pulse Power: 8000 W
• Breakdown Voltage: 43 V
• Clamping Voltage: 58.1 V at 16 A
• Operating Temperature Range: -55°C to 150°C
• Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The SM8S43AHE3/2D has a DO-218AB package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

• High surge capability for reliable protection
• Low clamping voltage to minimize stress on protected circuits
• Fast response time for rapid suppression of transient voltages

Advantages and Disadvantages

Advantages

• High surge capability ensures robust protection
• Low clamping voltage minimizes potential damage to sensitive electronics
• Fast response time for quick suppression of transient voltages

Disadvantages

• Relatively large package size compared to some other TVS diodes
• Higher cost compared to lower-rated TVS diodes

Working Principles

The SM8S43AHE3/2D 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 circuit and clamping the voltage to a safe level.

Detailed Application Field Plans

The SM8S43AHE3/2D is commonly 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

• SM8S36AHE3/2D: Breakdown Voltage 36V, Peak Pulse Power 8000W
• SM8S33AHE3/2D: Breakdown Voltage 33V, Peak Pulse Power 8000W
• SM8S30AHE3/2D: Breakdown Voltage 30V, Peak Pulse Power 8000W
• SM8S27AHE3/2D: Breakdown Voltage 27V, Peak Pulse Power 8000W

In conclusion, the SM8S43AHE3/2D is a high-performance TVS diode offering robust protection against transient voltage events. Its high surge capability, low clamping voltage, and fast response time make it suitable for a wide range of applications where reliable protection is essential.

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