SMAJ5940AE3/TR13

Product Overview

Category

The SMAJ5940AE3/TR13 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

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

Characteristics

• Voltage Suppression: Provides protection against voltage spikes and surges.
• Fast Response Time: Rapidly clamps transient voltages to a safe level.
• Low Leakage Current: Minimizes power consumption during normal operation.
• Compact Package: Small form factor for space-constrained applications.

Package

The SMAJ5940AE3/TR13 is typically available in a DO-214AC (SMA) package.

Packaging/Quantity

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

Specifications

• Peak Pulse Power: 400W
• Breakdown Voltage: 59V
• Operating Voltage: 48.1V
• Clamping Voltage: 77.4V
• Peak Pulse Current: 10.5A
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMAJ5940AE3/TR13 follows the standard pin configuration for DO-214AC packages, with two leads for connection.

Functional Features

• Transient Voltage Suppression: Quickly diverts excessive voltage away from sensitive components.
• Bidirectional Protection: Safeguards against both positive and negative transient voltage events.
• Low Capacitance: Minimizes signal distortion and insertion loss in high-speed data lines.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients.
• Fast response time.
• Compact and versatile package.
• Low leakage current for energy efficiency.

Disadvantages

• Limited peak pulse power compared to higher-rated TVS diodes.
• May require additional circuitry for comprehensive surge protection in high-power applications.

Working Principles

The SMAJ5940AE3/TR13 operates based on the principle of avalanche breakdown, where it rapidly conducts excess voltage to prevent damage to downstream components. When a transient voltage event occurs, the TVS diode enters a low impedance state, shunting the excess energy away from the protected circuit.

Detailed Application Field Plans

The SMAJ5940AE3/TR13 finds application in various fields, including: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Consumer Electronics: Safeguarding sensitive integrated circuits in electronic devices. - Automotive: Providing surge protection for automotive electronics and control systems. - Industrial Control Systems: Protecting PLCs, sensors, and other industrial equipment from voltage transients.

Detailed and Complete Alternative Models

• SMAJ5920AE3/TR13: Lower breakdown voltage variant suitable for lower voltage applications.
• SMAJ5950AE3/TR13: Higher breakdown voltage variant for applications requiring greater surge protection.

This completes the entry for SMAJ5940AE3/TR13, providing comprehensive information about its category, use, characteristics, specifications, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Word Count: 489