SMAJ350CE3/TR13

Introduction

The SMAJ350CE3/TR13 is a diode belonging to the category of transient voltage suppressors (TVS). This device is designed to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. The following entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of the SMAJ350CE3/TR13.

Basic Information Overview

• Category: Transient Voltage Suppressors (TVS)
• Use: Protection against voltage transients induced by lightning, ESD, and other transient voltage events
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: DO-214AC (SMA) package
• Essence: Safeguarding sensitive electronic components
• Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

• Part Number: SMAJ350CE3/TR13
• Peak Pulse Power: 400W
• Standoff Voltage: 350V
• Breakdown Voltage: 389V to 431V
• Operating Temperature Range: -55°C to +150°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The SMAJ350CE3/TR13 features a standard DO-214AC (SMA) package with two pins for connection. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

• Transient Voltage Suppression: Provides rapid response to transient voltage events, diverting excess current away from sensitive components.
• Low Clamping Voltage: Limits the voltage across the protected circuit during transient events, minimizing potential damage.
• High Surge Current Capability: Can handle significant surge currents without degradation.

Advantages and Disadvantages

Advantages

• Effective protection against transient voltage events
• Fast response time
• Compact form factor
• RoHS compliant

Disadvantages

• Limited to specific voltage ranges
• Requires careful consideration of placement within circuits

Working Principles

The SMAJ350CE3/TR13 operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the diode rapidly conducts, diverting excess current away from the protected circuit. This action limits the voltage across the circuit, safeguarding sensitive components.

Detailed Application Field Plans

The SMAJ350CE3/TR13 finds extensive use in various applications, including: - Telecommunications: Protects communication equipment from lightning-induced surges. - Consumer Electronics: Safeguards sensitive electronic devices from ESD events. - Automotive Electronics: Shields automotive systems from voltage transients.

Detailed and Complete Alternative Models

• P6KE350CA: Similar TVS diode with a different package type
• 1.5KE350A: Higher power TVS diode with comparable voltage ratings
• SMBJ350A: TVS diode with a smaller form factor for space-constrained applications

In conclusion, the SMAJ350CE3/TR13 serves as a crucial component in protecting electronic circuits from transient voltage events. Its fast response time, low clamping voltage, and high surge current capability make it an essential part of various electronic systems.

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