SMAJ90CA-E3/5A

Product Overview

Category

The SMAJ90CA-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 up to 90V.
• Fast Response Time: Provides rapid response to transient events, safeguarding connected components.
• Compact Package: Designed in a small form factor for easy integration into circuit designs.
• Robustness: Exhibits high durability and reliability under varying operating conditions.

Package

The SMAJ90CA-E3/5A is typically available in a surface-mount package, offering ease of installation and space efficiency.

Essence

The essence of this product lies in its ability to effectively mitigate transient voltage events, ensuring the protection of sensitive electronic components.

Packaging/Quantity

It is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

• Part Number: SMAJ90CA-E3/5A
• Peak Pulse Power: 400W
• Breakdown Voltage: 90V
• Operating Temperature Range: -55°C to +150°C
• Package Type: DO-214AC (SMA)

Detailed Pin Configuration

The SMAJ90CA-E3/5A follows the standard pin configuration for DO-214AC packages, with two pins for surface mounting onto circuit boards.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Low Clamping Voltage: Ensures that the clamping voltage remains low during transient events, preventing damage to sensitive electronics.
• Bidirectional Protection: Offers protection against both positive and negative transient voltage events.

Advantages

• Effective Protection: Safeguards sensitive components from voltage transients, enhancing system reliability.
• Compact Design: Small form factor allows for easy integration into various circuit layouts.
• Wide Operating Temperature Range: Suitable for use in diverse environmental conditions.

Disadvantages

• Limited Peak Power Handling: May not be suitable for applications with extremely high transient power levels.
• Cost: Depending on the application, the cost of implementing transient voltage suppression devices may add to the overall system cost.

Working Principles

The SMAJ90CA-E3/5A operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the breakdown voltage, diverting the transient energy away from the protected circuitry.

Detailed Application Field Plans

Telecommunications

In telecommunications equipment, the SMAJ90CA-E3/5A can be utilized to protect sensitive communication interfaces and signal processing components from voltage surges induced by lightning strikes or power line disturbances.

Automotive Electronics

Within automotive electronics, this component can be employed to safeguard onboard electronics from voltage spikes caused by load dumps, jump starts, or other electrical anomalies.

Industrial Control Systems

In industrial control systems, the SMAJ90CA-E3/5A can provide protection against transient events originating from motor drives, switching operations, or power supply fluctuations, ensuring uninterrupted operation of critical control circuitry.

Detailed and Complete Alternative Models

• P6KE100CA: A similar transient voltage suppressor with a higher peak power rating.
• 1.5SMC90CA: Offers a different package type while providing comparable transient voltage suppression characteristics.

In conclusion, the SMAJ90CA-E3/5A serves as a crucial component in protecting electronic systems from transient voltage events, finding applications across diverse industries due to its compact design and reliable performance.

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