Microsemi Corporation
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SMBJ4729AE3/TR13
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SMBJ4729AE3/TR13

Product Overview

  • Category: Diode
  • Use: Voltage suppression in electronic circuits
  • Characteristics: Transient voltage suppressor diode, 600W power dissipation, 5.0V to 188V breakdown voltage range
  • Package: DO-214AA (SMB), 2-Pin
  • Essence: Provides protection against transient voltage spikes
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Part Number: SMBJ4729AE3/TR13
  • Type: Unidirectional
  • Peak Pulse Power: 600W
  • Breakdown Voltage Range: 5.0V to 188V
  • Operating Temperature Range: -55°C to +150°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

  • Pin 1: Anode
  • Pin 2: Cathode

Functional Features

  • Provides fast response to transient over-voltage conditions
  • Low clamping voltage ensures protection of sensitive electronic components
  • High surge capability for reliable performance in demanding applications

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited breakdown voltage range compared to some alternatives

Working Principles

The SMBJ4729AE3/TR13 operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It rapidly clamps the voltage to a safe level, protecting the circuit from damage.

Detailed Application Field Plans

  • Telecommunications: Protects communication equipment from lightning-induced surges
  • Automotive: Safeguards vehicle electronics from voltage transients
  • Industrial Control Systems: Ensures reliability in harsh electrical environments

Detailed and Complete Alternative Models

  • SMBJ5.0A: Breakdown voltage range: 5.0V
  • SMBJ15CA: Breakdown voltage range: 15V
  • SMBJ78A: Breakdown voltage range: 78V
  • SMBJ188CA: Breakdown voltage range: 188V

This completes the entry for SMBJ4729AE3/TR13, providing comprehensive information on its category, use, characteristics, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ4729AE3/TR13 v technických řešeních

  1. What is the SMBJ4729AE3/TR13?

    • The SMBJ4729AE3/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 SMBJ4729AE3/TR13?

    • The maximum working voltage of the SMBJ4729AE3/TR13 is 30.8V.

  3. What is the peak pulse power dissipation of the SMBJ4729AE3/TR13?

    • The peak pulse power dissipation of the SMBJ4729AE3/TR13 is 600W.

  4. What are the typical applications of the SMBJ4729AE3/TR13?

    • The SMBJ4729AE3/TR13 is commonly used in protection circuits for telecommunications equipment, industrial controls, consumer electronics, and automotive systems.

  5. What is the clamping voltage of the SMBJ4729AE3/TR13?

    • The clamping voltage of the SMBJ4729AE3/TR13 is 48.4V at 10A.

  6. What is the operating temperature range of the SMBJ4729AE3/TR13?

    • The operating temperature range of the SMBJ4729AE3/TR13 is -55°C to 150°C.

  7. How does the SMBJ4729AE3/TR13 provide overvoltage protection?

    • The SMBJ4729AE3/TR13 diverts excessive current away from sensitive components by shunting it to ground during transient voltage events.

  8. Can the SMBJ4729AE3/TR13 be used in high-speed data lines?

    • Yes, the SMBJ4729AE3/TR13 is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  9. Is the SMBJ4729AE3/TR13 RoHS compliant?

    • Yes, the SMBJ4729AE3/TR13 is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  10. What package type does the SMBJ4729AE3/TR13 come in?

    • The SMBJ4729AE3/TR13 is available in a surface mount DO-214AA (SMB) package.