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SMBJ4743AE3/TR13
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SMBJ4743AE3/TR13

Product Overview

  • Category: TVS Diode
  • Use: Protection against transient voltage spikes
  • Characteristics: Low clamping voltage, fast response time
  • Package: DO-214AB (SMC)
  • Essence: Provides robust protection for sensitive electronic components
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Reverse Standoff Voltage: 43.2V
  • Breakdown Voltage: 47.8V
  • Peak Pulse Current: 30A
  • Clamping Voltage: 69.4V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ4743AE3/TR13 TVS diode has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

  • Fast response time to transient voltage spikes
  • Low clamping voltage ensures minimal impact on protected circuits
  • Robust construction for reliable performance in harsh environments

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact package size
  • Wide operating temperature range

Disadvantages

  • Limited peak pulse current compared to higher-rated TVS diodes
  • Higher clamping voltage than some alternative models

Working Principles

The SMBJ4743AE3/TR13 TVS diode works by diverting excessive voltage away from sensitive components when a transient voltage spike occurs. It rapidly clamps the voltage to a safe level, protecting downstream circuitry.

Detailed Application Field Plans

This TVS diode is commonly used in applications such as: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • SMBJ5.0A: Higher reverse standoff voltage
  • SMBJ33CA: Lower clamping voltage
  • SMBJ58A: Higher peak pulse current

In conclusion, the SMBJ4743AE3/TR13 TVS diode offers effective protection against transient voltage spikes in a compact package, making it suitable for a wide range of applications.

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技術ソリューションにおける SMBJ4743AE3/TR13 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the SMBJ4743AE3/TR13?

    • The SMBJ4743AE3/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 SMBJ4743AE3/TR13?

    • The maximum working voltage of the SMBJ4743AE3/TR13 is 440V.

  3. What is the peak pulse power dissipation of the SMBJ4743AE3/TR13?

    • The peak pulse power dissipation of the SMBJ4743AE3/TR13 is 600W.

  4. What are the typical applications for the SMBJ4743AE3/TR13?

    • The SMBJ4743AE3/TR13 is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the clamping voltage of the SMBJ4743AE3/TR13?

    • The clamping voltage of the SMBJ4743AE3/TR13 is 775V.

  6. What is the operating temperature range of the SMBJ4743AE3/TR13?

    • The operating temperature range of the SMBJ4743AE3/TR13 is -55°C to 150°C.

  7. What is the package type of the SMBJ4743AE3/TR13?

    • The SMBJ4743AE3/TR13 comes in a DO-214AA (SMB) package.

  8. How does the SMBJ4743AE3/TR13 provide overvoltage protection?

    • The SMBJ4743AE3/TR13 diverts excessive current away from sensitive components by shunting it to ground during voltage transients.

  9. Can the SMBJ4743AE3/TR13 be used for ESD protection?

    • Yes, the SMBJ4743AE3/TR13 can also be used for electrostatic discharge (ESD) protection in various electronic circuits.

  10. What are the key features of the SMBJ4743AE3/TR13?

    • The key features of the SMBJ4743AE3/TR13 include low clamping voltage, fast response time, and high surge capability, making it suitable for robust transient voltage suppression in diverse technical solutions.