Microsemi Corporation
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SMBJ4745/TR13
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SMBJ4745/TR13

Product Overview

  • Category: Electronic Component
  • Use: Voltage Suppression
  • Characteristics: Transient Voltage Suppressor (TVS) Diode
  • Package: DO-214AA (SMB)
  • Essence: Protects sensitive electronic components from voltage spikes
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 47.45V
  • Voltage - Breakdown (Min): 52.8V
  • Clamping Voltage (Max) @ Ipp: 77V
  • Current - Peak Pulse (10/1000µs): 19.2A
  • Power - Peak Pulse: 600W
  • Type: Zener

Detailed Pin Configuration

The SMBJ4745/TR13 has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Provides protection against transient voltage events
  • Fast response time
  • Low clamping voltage
  • High surge capability

Advantages and Disadvantages

Advantages

  • Effective in protecting sensitive electronic devices
  • Fast response time ensures minimal damage
  • Compact size for easy integration into circuit designs

Disadvantages

  • May require additional components for comprehensive overvoltage protection
  • Limited to specific voltage ranges

Working Principles

The SMBJ4745/TR13 operates by diverting excess voltage away from sensitive components, thereby preventing damage caused by transient voltage events such as electrostatic discharge (ESD) and lightning strikes.

Detailed Application Field Plans

This TVS diode is commonly used in various applications including: - Consumer electronics - Telecommunications equipment - Industrial automation systems - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

Some alternative models to consider include: - SMAJ4745A - P6SMBJ47CA - SMCJ4745A - 1.5SMCJ47CA

In conclusion, the SMBJ4745/TR13 is a reliable TVS diode that offers effective protection against transient voltage events in a wide range of electronic applications.

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  1. What is the SMBJ4745/TR13?

    • The SMBJ4745/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 SMBJ4745/TR13?

    • The maximum working voltage of the SMBJ4745/TR13 is 440V.

  3. What is the peak pulse power dissipation of the SMBJ4745/TR13?

    • The peak pulse power dissipation of the SMBJ4745/TR13 is 600W.

  4. What are the typical applications of the SMBJ4745/TR13?

    • The SMBJ4745/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 SMBJ4745/TR13?

    • The clamping voltage of the SMBJ4745/TR13 is 775V.

  6. What is the operating temperature range of the SMBJ4745/TR13?

    • The operating temperature range of the SMBJ4745/TR13 is -55°C to 150°C.

  7. How does the SMBJ4745/TR13 provide transient voltage suppression?

    • The SMBJ4745/TR13 conducts excess current away from sensitive components when a transient voltage spike occurs, thereby protecting them from damage.

  8. Is the SMBJ4745/TR13 RoHS compliant?

    • Yes, the SMBJ4745/TR13 is RoHS compliant, making it suitable for use in environmentally conscious designs.

  9. What package type does the SMBJ4745/TR13 come in?

    • The SMBJ4745/TR13 is available in a surface mount DO-214AA (SMB) package.

  10. Can the SMBJ4745/TR13 be used for ESD protection?

    • Yes, the SMBJ4745/TR13 can also be used for electrostatic discharge (ESD) protection in various electronic circuits and systems.