SMBJ4744/TR13

Product Overview

Category

The SMBJ4744/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 SMBJ4744/TR13 is typically available in a surface mount package.

Essence

The essence of the SMBJ4744/TR13 lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

These diodes are commonly packaged in reels or tape and reel format, with quantities varying based on manufacturer specifications.

Specifications

• Standoff Voltage: 44V
• Breakdown Voltage: 48.4V
• Maximum Clamping Voltage: 77V
• Peak Pulse Current: 10A
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ4744/TR13 typically features two pins for connection, with specific pin configurations varying based on the manufacturer's design.

Functional Features

• Transient voltage suppression
• Bidirectional clamping capability
• Low leakage current

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Compact size

Disadvantages

• Limited maximum clamping voltage
• May require additional circuitry for comprehensive protection in high-energy environments

Working Principles

When a transient voltage event occurs, the SMBJ4744/TR13 conducts excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBJ4744/TR13 finds application in various electronic systems, including: - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: SMBJ4744B/TR

  • Standoff Voltage: 44V
  • Breakdown Voltage: 48.4V
  • Maximum Clamping Voltage: 77V
  • Peak Pulse Current: 10A
  • Operating Temperature Range: -55°C to 150°C

• Alternative Model 2: SMBJ4744C/TR

  • Standoff Voltage: 44V
  • Breakdown Voltage: 48.4V
  • Maximum Clamping Voltage: 77V
  • Peak Pulse Current: 10A
  • Operating Temperature Range: -55°C to 150°C

• Alternative Model 3: SMBJ4744D/TR

  • Standoff Voltage: 44V
  • Breakdown Voltage: 48.4V
  • Maximum Clamping Voltage: 77V
  • Peak Pulse Current: 10A
  • Operating Temperature Range: -55°C to 150°C

In conclusion, the SMBJ4744/TR13 transient voltage suppressor diode offers effective protection against transient voltage events, making it an essential component in various electronic systems.

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