SMAJ18CA-M3/5A

Product Overview

Category

The SMAJ18CA-M3/5A belongs to the category of electronic components, specifically within the realm of semiconductor devices.

Use

This product is commonly used for transient voltage suppression in various electronic circuits and systems.

Characteristics

• Voltage Suppression: Capable of suppressing transient voltages to protect sensitive electronic components.
• Compact Size: Small form factor for easy integration into circuit designs.
• High Reliability: Designed to provide consistent performance under varying conditions.
• Fast Response Time: Rapid response to transient voltage spikes.

Package

The SMAJ18CA-M3/5A is typically available in a surface mount package, offering ease of installation and space-saving benefits.

Essence

The essence of this product lies in its ability to safeguard electronic circuits from voltage transients, ensuring the longevity and reliability of the connected devices.

Packaging/Quantity

The product is usually supplied in reels or trays, with quantities varying based on the manufacturer's specifications.

Specifications

• Peak Pulse Power: 400W
• Breakdown Voltage: 18V
• Operating Temperature Range: -55°C to +150°C
• Package Type: SMA (DO-214AC)
• Mounting Type: Surface Mount

Detailed Pin Configuration

The SMAJ18CA-M3/5A features a standard SMA package with two pins. Pin 1 is the cathode, while pin 2 serves as the anode.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Low Clamping Voltage: Provides efficient protection by limiting the peak voltage during transient events.
• Fast Response Time: Rapid reaction to transient voltage spikes ensures minimal impact on the connected circuitry.

Advantages and Disadvantages

Advantages

• Effective transient voltage suppression
• Compact and space-saving design
• Reliable performance under varying conditions

Disadvantages

• Limited to specific voltage ranges
• May require additional components for comprehensive circuit protection

Working Principles

The SMAJ18CA-M3/5A operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when subjected to transient voltage spikes, thereby diverting the excessive energy away from the protected circuitry.

Detailed Application Field Plans

This product finds extensive use in various applications, including: - Telecommunications: Protecting communication equipment from voltage surges. - Automotive Electronics: Safeguarding vehicle electronics from electrical disturbances. - Industrial Control Systems: Ensuring the reliability of control circuitry in industrial environments.

Detailed and Complete Alternative Models

• SMAJ12A: Lower breakdown voltage variant suitable for specific applications.
• SMAJ24A: Higher breakdown voltage variant for enhanced protection in demanding environments.
• SMAJ18A: Similar specifications with alternative packaging options for diverse installation requirements.

This comprehensive range of alternative models allows for flexibility in selecting the most suitable variant based on specific application needs.

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