SMBJ4730E3/TR13

Product Overview

Category

The SMBJ4730E3/TR13 belongs to the category of transient voltage suppressor diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Characteristics

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

Package

The SMBJ4730E3/TR13 is available in a surface mount DO-214AA (SMB) package.

Essence

The essence of this product lies in its ability to provide reliable protection for electronic circuits against transient voltage events.

Packaging/Quantity

The SMBJ4730E3/TR13 is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

• Standoff Voltage: 30V
• Breakdown Voltage: 33.3V
• Maximum Clamping Voltage: 48.4V
• Peak Pulse Current: 10A
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ4730E3/TR13 has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

• Bi-directional protection
• Low leakage current
• RoHS compliant

Advantages and Disadvantages

Advantages

• Fast response time protects sensitive components
• High surge capability ensures robust protection
• RoHS compliance for environmental sustainability

Disadvantages

• Limited to low voltage applications
• May require additional circuitry for higher voltage protection

Working Principles

The SMBJ4730E3/TR13 operates by diverting excessive transient current away from the protected circuit, thereby limiting the voltage across it.

Detailed Application Field Plans

This product is commonly used in: - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: SMBJ4745E3/TR13

  • Standoff Voltage: 45V
  • Breakdown Voltage: 50V
  • Maximum Clamping Voltage: 77.4V
  • Peak Pulse Current: 10A
  • Operating Temperature Range: -55°C to 150°C

• Alternative Model 2: SMBJ4763E3/TR13

  • Standoff Voltage: 63V
  • Breakdown Voltage: 70V
  • Maximum Clamping Voltage: 98.8V
  • Peak Pulse Current: 10A
  • Operating Temperature Range: -55°C to 150°C

In conclusion, the SMBJ4730E3/TR13 transient voltage suppressor diode offers reliable protection for electronic circuits in various applications, with its fast response time, high surge capability, and bi-directional protection making it a valuable component in safeguarding against transient voltage events.