SMAJ20CA-M3/5A

Product Overview

Category

The SMAJ20CA-M3/5A 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 spikes ensures effective protection.
• Compact Size: Small form factor for easy integration into circuit designs.
• Reliable Performance: Provides consistent and reliable voltage suppression.

Package

The SMAJ20CA-M3/5A is typically available in a surface mount package, ensuring ease of installation and compatibility with modern circuit board designs.

Essence

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

Packaging/Quantity

The SMAJ20CA-M3/5A is commonly packaged in reels or tape and reel format, with quantities varying based on manufacturer specifications.

Specifications

• Peak Pulse Power: 400W
• Breakdown Voltage: 20V
• Operating Voltage: 17.1V
• Clamping Voltage: 29.2V
• Peak Pulse Current: 5A
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ20CA-M3/5A features a standard SMC (DO-214AB) package with two pins for connection to the circuit board. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
• Low Clamping Voltage: Limits the voltage across the protected components during transient events.

Advantages

• Effective Protection: Safeguards sensitive electronic components from voltage transients.
• Compact Design: Small form factor enables easy integration into circuit layouts.
• Reliable Performance: Consistent and dependable voltage suppression capabilities.

Disadvantages

• Limited Peak Pulse Power: May not be suitable for applications with extremely high transient energy levels.
• Temperature Sensitivity: Performance may vary at extreme temperature ranges.

Working Principles

The SMAJ20CA-M3/5A operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the breakdown level, effectively diverting the transient energy away from the protected circuitry.

Detailed Application Field Plans

This product finds extensive application in various electronic systems, including: - Telecommunication Equipment: Protects sensitive communication components from voltage surges. - Consumer Electronics: Safeguards integrated circuits in devices such as smartphones and tablets. - Industrial Control Systems: Ensures the reliability of control circuitry in industrial automation setups.

Detailed and Complete Alternative Models

• P6SMB20CA: Similar voltage rating with a different package type (DO-214AA).
• SMBJ20CA: Lower profile alternative with comparable electrical characteristics.

In conclusion, the SMAJ20CA-M3/5A serves as a crucial component in protecting electronic circuits from transient voltage events, offering a balance of performance, size, and reliability.

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