Microsemi Corporation
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SMBJ4747A/TR13
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SMBJ4747A/TR13

Product Overview

Category

The SMBJ4747A/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 SMBJ4747A/TR13 is typically available in a surface mount package.

Essence

The essence of the SMBJ4747A/TR13 lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

The SMBJ4747A/TR13 is commonly packaged in reels or tape and reel, with varying quantities depending on the manufacturer's specifications.

Specifications

  • Standoff Voltage: 47V
  • Breakdown Voltage: 52.4V
  • Maximum Clamping Voltage: 77V
  • Peak Pulse Current: 30A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ4747A/TR13 typically features two pins for surface mount installation. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

The functional features of the SMBJ4747A/TR13 include: - Fast response to transient voltage events - Low leakage current - High surge current handling capability

Advantages and Disadvantages

Advantages

  • Effective protection against transient voltage events
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Limited maximum clamping voltage
  • Sensitive to reverse surge currents

Working Principles

When a transient voltage event occurs, the SMBJ4747A/TR13 conducts excess current away from the protected circuit, limiting the voltage across it to a safe level.

Detailed Application Field Plans

The SMBJ4747A/TR13 is commonly used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ4747A/TR13 include: - SMAJ5.0A - P6KE51CA - 1.5KE47CA - SMCJ47A

In conclusion, the SMBJ4747A/TR13 is a crucial component in protecting electronic circuits from transient voltage events, offering fast response times and high surge current capabilities. Its application spans across various industries, making it an essential part of electronic design and manufacturing.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ4747A/TR13 v technických řešeních

  1. What is the SMBJ4747A/TR13?

    • The SMBJ4747A/TR13 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of the SMBJ4747A/TR13?

    • The maximum working voltage of the SMBJ4747A/TR13 is 47V.

  3. What is the peak pulse power dissipation of the SMBJ4747A/TR13?

    • The peak pulse power dissipation of the SMBJ4747A/TR13 is typically 600W.

  4. What are the typical applications of the SMBJ4747A/TR13?

    • The SMBJ4747A/TR13 is commonly used in various technical solutions such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems for transient voltage protection.

  5. What is the clamping voltage of the SMBJ4747A/TR13?

    • The clamping voltage of the SMBJ4747A/TR13 is typically around 77.4V at a peak pulse current of 10A.

  6. What is the operating temperature range of the SMBJ4747A/TR13?

    • The SMBJ4747A/TR13 has an operating temperature range of -55°C to 150°C.

  7. How does the SMBJ4747A/TR13 provide protection against voltage transients?

    • The SMBJ4747A/TR13 conducts excess current to ground during voltage transients, thereby limiting the voltage across sensitive components.

  8. Is the SMBJ4747A/TR13 RoHS compliant?

    • Yes, the SMBJ4747A/TR13 is RoHS compliant, making it suitable for use in environmentally conscious designs.

  9. What is the package type of the SMBJ4747A/TR13?

    • The SMBJ4747A/TR13 is available in a surface mount DO-214AA (SMB) package.

  10. Are there any recommended layout considerations when using the SMBJ4747A/TR13?

    • It is recommended to minimize the length and area of the traces connecting the SMBJ4747A/TR13 to the circuit to reduce inductance and maximize its effectiveness in transient voltage suppression.