SMBJ5349B/TR13

Product Overview

Category

The SMBJ5349B/TR13 belongs to the category of transient voltage suppressor (TVS) diodes.

Use

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

Characteristics

• Fast response time
• Low clamping voltage
• High surge current capability

Package

The SMBJ5349B/TR13 is typically available in a surface mount package.

Essence

The essence of this product lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

The SMBJ5349B/TR13 is commonly packaged in reels with a quantity varying based on the manufacturer's specifications.

Specifications

• Standoff Voltage: 48.5V
• Breakdown Voltage: 53.9V
• Maximum Clamping Voltage: 87.1V
• Peak Pulse Current: 30A
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ5349B/TR13 typically has two pins, with the anode and cathode connections clearly marked for easy identification.

Functional Features

• Bi-directional protection
• Low incremental surge resistance
• RoHS compliant

Advantages and Disadvantages

Advantages

• Fast response time protects sensitive components
• Low clamping voltage ensures minimal impact on the protected circuit
• RoHS compliance aligns with environmental regulations

Disadvantages

• Limited surge current capability compared to higher-rated TVS diodes
• May require additional circuitry for comprehensive overvoltage protection

Working Principles

When a transient voltage event occurs, the SMBJ5349B/TR13 rapidly conducts excess current away from the protected circuit, limiting the voltage across it to a safe level.

Detailed Application Field Plans

The SMBJ5349B/TR13 is commonly used in: - Telecommunication equipment - Automotive electronics - Industrial control systems - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

• SMBJ5333B/TR13: Lower standoff voltage
• SMBJ5360B/TR13: Higher standoff voltage
• SMBJ5349B-TP: Tape packaging option

In conclusion, the SMBJ5349B/TR13 transient voltage suppressor diode offers fast and effective protection against transient voltage events, making it an essential component in various electronic applications.

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