SMA5J18CAHE3/61

Introduction

The SMA5J18CAHE3/61 belongs to the category of transient voltage suppressor diodes (TVS diodes) and is commonly used for surge protection in electronic circuits. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the SMA5J18CAHE3/61.

Basic Information Overview

• Category: Transient Voltage Suppressor Diodes (TVS Diodes)
• Use: Surge protection in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: SMA package (DO-214AC), surface mount
• Essence: Protects sensitive electronic components from voltage transients
• Packaging/Quantity: Available in reels or bulk packaging, quantity varies by manufacturer

Specifications

• Peak Pulse Power: 5000W
• Standoff Voltage: 18V
• Breakdown Voltage: 20V
• Maximum Clamping Voltage: 29.2V
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMA5J18CAHE3/61 TVS diode has a standard SMA package with two pins for surface mount installation.

Functional Features

• Fast response time to clamp transient voltages
• Low clamping voltage to protect downstream components
• High surge current capability for robust protection

Advantages and Disadvantages

• Advantages:
  • Effective surge protection for sensitive electronic components
  • Compact surface mount package for easy integration
  • High surge current capability for reliable performance
• Disadvantages:
  • Limited to specific voltage ratings
  • Requires proper circuit design for optimal performance

Working Principles

The SMA5J18CAHE3/61 operates by diverting excess transient voltage away from sensitive components, thereby limiting the voltage across the protected circuit.

Detailed Application Field Plans

• Telecommunications: Protection of communication equipment from lightning-induced surges
• Automotive Electronics: Safeguarding vehicle electronics from voltage transients
• Industrial Control Systems: Surge protection for control and monitoring devices

Detailed and Complete Alternative Models

• SMA6J18A: Higher peak pulse power rating
• SMAJ18A: Lower standoff voltage for different applications
• SMAJ20A: Higher breakdown voltage for increased protection

In conclusion, the SMA5J18CAHE3/61 TVS diode offers effective surge protection with its fast response time, low clamping voltage, and high surge current capability. Its compact package and versatile application make it a valuable component in various electronic systems.

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