Microsemi Corporation
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SMBJ5947A/TR13
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SMBJ5947A/TR13

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Transient Voltage Suppressor
Package: DO-214AA
Essence: Protects sensitive electronic devices from voltage transients
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

  • Voltage - Reverse Standoff (Typ): 47V
  • Voltage - Breakdown (Min): 52.4V
  • Voltage - Clamping (Max) @ Ipp: 77V
  • Current - Peak Pulse (10/1000µs): 30.6A
  • Power - Peak Pulse: 600W
  • Type: Zener
  • Unidirectional: Yes

Detailed Pin Configuration

The SMBJ5947A/TR13 has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

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

Advantages

  • Robust overvoltage protection
  • Compact size
  • Easy to install
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Unidirectional protection only

Working Principles

The SMBJ5947A/TR13 operates by diverting excessive current away from sensitive components when a transient voltage event occurs. It acts as a voltage-triggered switch, rapidly conducting excess current to protect downstream components.

Detailed Application Field Plans

This component is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ5.0A: 5V reverse standoff voltage
  • SMBJ15A: 15V reverse standoff voltage
  • SMBJ33A: 33V reverse standoff voltage
  • SMBJ110A: 110V reverse standoff voltage

In conclusion, the SMBJ5947A/TR13 is a reliable transient voltage suppressor that offers robust protection for sensitive electronic devices. Its compact size and fast response time make it suitable for a wide range of applications, although its unidirectional nature and limited power dissipation capability should be considered when selecting alternative models for specific requirements.

技術ソリューションにおける SMBJ5947A/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 SMBJ5947A/TR13?

    • The SMBJ5947A/TR13 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of the SMBJ5947A/TR13?

    • The maximum peak pulse power of the SMBJ5947A/TR13 is 600 watts.

  3. What is the breakdown voltage of the SMBJ5947A/TR13?

    • The breakdown voltage of the SMBJ5947A/TR13 is 52.4V.

  4. What are the typical applications of the SMBJ5947A/TR13?

    • The SMBJ5947A/TR13 is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics for transient voltage protection.

  5. What is the operating temperature range of the SMBJ5947A/TR13?

    • The SMBJ5947A/TR13 has an operating temperature range of -55°C to 150°C.

  6. What is the forward voltage drop of the SMBJ5947A/TR13?

    • The forward voltage drop of the SMBJ5947A/TR13 is typically 3.5V at 10A.

  7. What is the reverse stand-off voltage of the SMBJ5947A/TR13?

    • The reverse stand-off voltage of the SMBJ5947A/TR13 is 47V.

  8. Is the SMBJ5947A/TR13 RoHS compliant?

    • Yes, the SMBJ5947A/TR13 is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  9. What is the package type of the SMBJ5947A/TR13?

    • The SMBJ5947A/TR13 is available in a surface mount DO-214AA (SMB) package.

  10. What are the key features of the SMBJ5947A/TR13?

    • The key features of the SMBJ5947A/TR13 include low clamping voltage, fast response time, and high surge capability, making it an effective solution for transient voltage protection in various technical applications.