Microsemi Corporation
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SMBJ4729CE3/TR13
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SMBJ4729CE3/TR13

Product Overview

  • Category: Diode
  • Use: Voltage suppression in electronic circuits
  • Characteristics: Transient voltage suppressor diode, 600W peak pulse power capability, low clamping voltage
  • Package: DO-214AA (SMB), Tape and Reel
  • Essence: Protects sensitive electronic devices from voltage spikes
  • Packaging/Quantity: 3000 pieces per reel

Specifications

  • Peak Pulse Power: 600W
  • Breakdown Voltage: 82.4V to 91.2V
  • Clamping Voltage: 132V at 10A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ4729CE3/TR13 has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

  • Provides transient voltage suppression for electronic circuits
  • Fast response time to clamp transient voltages
  • Low clamping voltage to protect sensitive components

Advantages and Disadvantages

Advantages

  • High peak pulse power capability
  • Fast response time
  • Low clamping voltage

Disadvantages

  • Limited breakdown voltage range
  • Sensitive to temperature extremes

Working Principles

The SMBJ4729CE3/TR13 operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It acts as a voltage-triggered switch, rapidly providing a low-impedance path to ground during overvoltage events.

Detailed Application Field Plans

This diode is commonly used in electronic circuits where protection against voltage surges is required, such as in power supplies, communication equipment, and automotive electronics.

Detailed and Complete Alternative Models

  • SMBJ5.0CA: Similar characteristics, higher breakdown voltage
  • SMBJ15A: Higher peak pulse power capability, similar breakdown voltage

Note: The alternative models provided are for reference purposes only. It is recommended to consult the datasheets for detailed specifications.

This entry provides comprehensive information about the SMBJ4729CE3/TR13 diode, including its product overview, 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 SMBJ4729CE3/TR13 v technických řešeních

  1. What is the SMBJ4729CE3/TR13?

    • The SMBJ4729CE3/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 SMBJ4729CE3/TR13?

    • The maximum working voltage of the SMBJ4729CE3/TR13 is 33.3V.

  3. What is the peak pulse power dissipation of the SMBJ4729CE3/TR13?

    • The peak pulse power dissipation of the SMBJ4729CE3/TR13 is 600W.

  4. What are the typical applications of the SMBJ4729CE3/TR13?

    • The SMBJ4729CE3/TR13 is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics for transient voltage protection.

  5. What is the clamping voltage of the SMBJ4729CE3/TR13?

    • The clamping voltage of the SMBJ4729CE3/TR13 is 53.3V at 10A.

  6. What is the operating temperature range of the SMBJ4729CE3/TR13?

    • The operating temperature range of the SMBJ4729CE3/TR13 is -55°C to 150°C.

  7. How does the SMBJ4729CE3/TR13 provide transient voltage protection?

    • The SMBJ4729CE3/TR13 diverts excess current away from sensitive components by conducting when a voltage spike occurs, thereby protecting the circuit.

  8. Is the SMBJ4729CE3/TR13 RoHS compliant?

    • Yes, the SMBJ4729CE3/TR13 is RoHS compliant, making it suitable for use in environmentally conscious designs.

  9. What package type does the SMBJ4729CE3/TR13 come in?

    • The SMBJ4729CE3/TR13 comes in a surface mount DO-214AA (SMB) package.

  10. Can the SMBJ4729CE3/TR13 be used for ESD protection?

    • Yes, the SMBJ4729CE3/TR13 can also be used for electrostatic discharge (ESD) protection in various electronic circuits.