Microsemi Corporation
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SMBJ4745C/TR13
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SMBJ4745C/TR13

Product Overview

  • Category: Diode
  • Use: Voltage suppression in electronic circuits
  • Characteristics: Transient voltage suppressor diode, low clamping voltage, fast response time
  • Package: DO-214AA (SMB), 2-pin
  • Essence: Protects sensitive electronic components from voltage spikes
  • Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 47.45V
  • Voltage - Breakdown (Min): 52.8V
  • Clamping Voltage (Max) @ Ipp: 77V
  • Peak Pulse Current: 10A
  • Power Dissipation (Max): 600W
  • Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

The SMBJ4745C/TR13 has a simple 2-pin configuration with no polarity.

Functional Features

  • Provides protection against transient voltage events
  • Fast response time ensures minimal damage to protected circuitry
  • Low clamping voltage limits stress on sensitive components

Advantages and Disadvantages

Advantages

  • Effective voltage suppression
  • Fast response time
  • Compact package size

Disadvantages

  • Limited peak pulse current handling compared to some alternatives
  • Relatively high clamping voltage

Working Principles

The SMBJ4745C/TR13 operates by diverting excess voltage away from sensitive components, preventing damage due to transient voltage events. When the voltage exceeds the breakdown voltage, the diode begins to conduct, providing a low-impedance path for the excess current.

Detailed Application Field Plans

The SMBJ4745C/TR13 is commonly used in various electronic devices and systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • Alternative Model 1: P6KE47CA
  • Alternative Model 2: 1.5SMC47CA
  • Alternative Model 3: SMCJ47CA

In conclusion, the SMBJ4745C/TR13 is a reliable transient voltage suppressor diode that offers effective protection for sensitive electronic components. Its fast response time and compact package make it suitable for a wide range of applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ4745C/TR13 v technických řešeních

  1. What is the SMBJ4745C/TR13?

    • The SMBJ4745C/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 SMBJ4745C/TR13?

    • The maximum working voltage of the SMBJ4745C/TR13 is 45V.

  3. What is the peak pulse power dissipation of the SMBJ4745C/TR13?

    • The peak pulse power dissipation of the SMBJ4745C/TR13 is 600W.

  4. What are the typical applications of the SMBJ4745C/TR13?

    • The SMBJ4745C/TR13 is commonly used in applications such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems.

  5. What is the clamping voltage of the SMBJ4745C/TR13?

    • The clamping voltage of the SMBJ4745C/TR13 is 77.4V at 10A.

  6. What is the operating temperature range of the SMBJ4745C/TR13?

    • The operating temperature range of the SMBJ4745C/TR13 is -55°C to 150°C.

  7. Is the SMBJ4745C/TR13 RoHS compliant?

    • Yes, the SMBJ4745C/TR13 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.

  8. What package type does the SMBJ4745C/TR13 come in?

    • The SMBJ4745C/TR13 comes in a surface mount DO-214AA (SMB) package.

  9. What is the reverse stand-off voltage of the SMBJ4745C/TR13?

    • The reverse stand-off voltage of the SMBJ4745C/TR13 is 45V.

  10. Can the SMBJ4745C/TR13 be used for ESD protection?

    • Yes, the SMBJ4745C/TR13 can be used for electrostatic discharge (ESD) protection in various electronic circuits and systems.