SMAJ12-E3/5A

Product Overview

Category

The SMAJ12-E3/5A belongs to the category of electronic components, specifically within the realm of semiconductor devices.

Use

This product is primarily used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes and surges.

Characteristics

• Voltage Suppression: Capable of suppressing transient voltages to protect downstream components.
• Fast Response Time: Rapid response to voltage transients, minimizing the risk of damage.
• Compact Size: Small form factor for easy integration into circuit designs.
• Robust Packaging: Designed to withstand environmental stress and mechanical shocks.

Package

The SMAJ12-E3/5A is typically available in a surface-mount package, providing ease of installation and space-saving benefits.

Essence

The essence of this product lies in its ability to safeguard electronic circuits from voltage fluctuations, ensuring reliable operation and longevity of electronic devices.

Packaging/Quantity

The SMAJ12-E3/5A is commonly packaged in reels or tape and reel format, with quantities varying based on manufacturer specifications.

Specifications

• Part Number: SMAJ12-E3/5A
• Peak Pulse Power: 400W
• Breakdown Voltage: 12V
• Operating Temperature Range: -55°C to +150°C
• RoHS Compliance: Yes

Detailed Pin Configuration

The SMAJ12-E3/5A features a standard SMC (DO-214AB) package with two pins. The pin configuration is as follows: 1. Anode 2. Cathode

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to safe levels, protecting connected circuits.
• Low Clamping Voltage: Ensures that the clamping voltage remains low during transient events, preventing damage to sensitive components.
• Fast Reaction Time: Rapid response to transient events, diverting excess energy away from the protected circuitry.

Advantages

• Protection: Safeguards sensitive electronics from voltage spikes and surges.
• Compact Design: Small form factor allows for easy integration into various circuit layouts.
• Reliability: Provides consistent and reliable protection against transient events.

Disadvantages

• Voltage Limitation: Limited to clamping voltages within its specified range, may not be suitable for higher voltage applications without additional protection.

Working Principles

The SMAJ12-E3/5A operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds its breakdown level, effectively diverting the surge away from the protected circuit.

Detailed Application Field Plans

The SMAJ12-E3/5A finds extensive use in various electronic systems, including: - Telecommunications: Protects communication equipment from voltage transients. - Automotive Electronics: Safeguards automotive electronics from voltage spikes. - Industrial Control Systems: Ensures the reliability of control systems in industrial environments.

Detailed and Complete Alternative Models

• P6KE12CA: Similar transient voltage suppressor with a peak power rating of 600W.
• 1.5SMC12CA: Surface mount device offering transient voltage suppression with a peak power of 1500W.

In conclusion, the SMAJ12-E3/5A serves as a crucial component in protecting electronic circuits from voltage transients, offering a balance of compact design, reliability, and effective transient voltage suppression.

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