SMAJ100A-M3/5A

1. Introduction

The SMAJ100A-M3/5A is a diode belonging to the category of transient voltage suppressors (TVS). This device is commonly used for protecting sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. The SMAJ100A-M3/5A possesses unique characteristics that make it suitable for a wide range of applications. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

2. Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: DO-214AC (SMA) package
• Essence: Provides robust protection for sensitive electronic components
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

3. Specifications

• Peak Power Dissipation: 400W
• Breakdown Voltage: 100V
• Operating Voltage: 85.5V
• Maximum Reverse Leakage Current: 1µA
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

4. Detailed Pin Configuration

The SMAJ100A-M3/5A diode has two pins: - Pin 1: Anode - Pin 2: Cathode

5. Functional Features

• Fast response to transient voltage events
• Low clamping voltage to protect downstream components
• High surge current capability for robust transient suppression

6. Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Compact form factor
• Wide operating temperature range

Disadvantages

• Limited breakdown voltage compared to higher voltage TVS diodes
• Higher reverse leakage current compared to some alternatives

7. Working Principles

When a transient voltage event occurs, the SMAJ100A-M3/5A diode rapidly conducts, diverting the excess energy away from the protected circuit. This action limits the voltage across the circuit, preventing damage to sensitive components.

8. Detailed Application Field Plans

The SMAJ100A-M3/5A is widely used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies

9. Detailed and Complete Alternative Models

Some alternative models to the SMAJ100A-M3/5A include: - P6KE100A - 1.5KE100A - SMBJ100A

In conclusion, the SMAJ100A-M3/5A diode offers effective transient voltage suppression capabilities, making it an essential component in safeguarding electronic circuits from voltage transients. Its compact size, fast response time, and high surge current capability make it a preferred choice for various applications. However, designers should consider the specific requirements of their application and compare the advantages and disadvantages of alternative models before selecting the most suitable TVS diode for their design.

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