SM6S28A-E3/2D

Product Overview

Category

The SM6S28A-E3/2D belongs to the category of semiconductor devices, specifically within the realm of transient voltage suppressors (TVS).

Use

This device is primarily used for protecting sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

• Transient Voltage Suppression: The SM6S28A-E3/2D is designed to rapidly clamp transient voltages to a safe level.
• Low Clamping Voltage: It offers low clamping voltage to ensure minimal stress on protected circuits.
• Fast Response Time: The device provides fast response time to transient events, enhancing the protection of downstream electronics.
• High Surge Current Capability: Capable of handling high surge currents, making it suitable for various applications.

Package

The SM6S28A-E3/2D is available in a surface-mount DO-218AB package, offering ease of integration into circuit designs.

Essence

The essence of this product lies in its ability to safeguard electronic circuits from potentially damaging transient voltage events, thereby enhancing the reliability and longevity of electronic systems.

Packaging/Quantity

It is typically supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

• Standoff Voltage: 28V
• Peak Pulse Power: 600W
• Operating Temperature Range: -55°C to +150°C
• Breakdown Voltage: 31.1V minimum
• Reverse Standoff Voltage: 25.2V minimum
• Maximum Clamping Voltage: 45.7V at 14A
• RoHS Compliant: Yes

Detailed Pin Configuration

The SM6S28A-E3/2D features a standard DO-218AB package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Provides effective suppression of transient voltage spikes.
• Low Clamping Voltage: Ensures minimal impact on protected circuits during transient events.
• Fast Response Time: Rapidly responds to transient voltage events, safeguarding downstream electronics.
• High Surge Current Capability: Capable of handling substantial surge currents, enhancing overall system protection.

Advantages and Disadvantages

Advantages

• Effective protection against transient voltage events
• Low clamping voltage minimizes stress on protected circuits
• Fast response time enhances protection of downstream electronics
• High surge current capability for versatile applications

Disadvantages

• May require careful consideration of layout and placement for optimal performance
• Sensitive to improper handling during installation

Working Principles

The SM6S28A-E3/2D operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when subjected to transient voltage events, thereby diverting the energy away from sensitive components.

Detailed Application Field Plans

Telecommunications

In telecommunications equipment, the SM6S28A-E3/2D can be employed to protect sensitive circuitry from lightning-induced surges and ESD events, ensuring reliable operation.

Automotive Electronics

Within automotive electronics, this TVS device can safeguard control modules and sensors from voltage transients caused by load dumps and other electrical disturbances.

Industrial Control Systems

For industrial control systems, the SM6S28A-E3/2D can provide robust protection against transient voltage events, contributing to the overall reliability of critical equipment.

Detailed and Complete Alternative Models

• SM6S33A-E3/2D: Similar TVS device with a higher standoff voltage of 33V
• SM6S24A-E3/2D: TVS device with a lower standoff voltage of 24V, suitable for specific applications requiring lower protection levels

In conclusion, the SM6S28A-E3/2D transient voltage suppressor offers effective protection against transient voltage events, with its low clamping voltage, fast response time, and high surge current capability making it suitable for diverse applications across various industries.

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