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SMBJ12A-HRA
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SMBJ12A-HRA

Product Overview

The SMBJ12A-HRA belongs to the category of transient voltage suppressor (TVS) diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMBJ12A-HRA is specifically designed for high-reliability applications, offering characteristics such as low clamping voltage and fast response time. It is typically available in a package that allows for easy integration into circuit designs.

Basic Information

  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: Low clamping voltage, fast response time
  • Package: SMB (DO-214AA)
  • Essence: Protecting sensitive electronic components
  • Packaging/Quantity: Typically available in reels or tubes with varying quantities

Specifications

  • Voltage - Reverse Standoff (Typ): 12V
  • Voltage - Breakdown (Min): 13.3V
  • Voltage - Clamping (Max) @ Ipp: 19.9V
  • Current - Peak Pulse (10/1000µs): 34.4A
  • Power - Peak Pulse: 600W
  • Type: Zener

Detailed Pin Configuration

The SMBJ12A-HRA typically consists of two pins, with the anode and cathode connections clearly marked for easy identification.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to a safe level.
  • Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on connected components.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage spikes
  • Fast response time
  • High reliability for critical applications

Disadvantages

  • Limited to specific voltage and current ratings
  • May require additional components for comprehensive circuit protection

Working Principles

The SMBJ12A-HRA operates by diverting excessive transient currents away from sensitive components, thereby limiting the voltage across them. This is achieved through the use of zener breakdown and avalanche mechanisms within the diode structure.

Detailed Application Field Plans

The SMBJ12A-HRA is well-suited for a wide range of applications, including: - Telecommunications: Protecting communication equipment from lightning-induced surges - Automotive Electronics: Safeguarding vehicle electronics from voltage transients - Industrial Control Systems: Ensuring reliable operation of control and monitoring devices

Detailed and Complete Alternative Models

  • SMBJ5.0A-HRA: Lower voltage rating for less demanding applications
  • SMBJ24A-HRA: Higher voltage rating for increased protection levels
  • SMBJ12A-TR: Standard version for general-purpose transient voltage suppression

In conclusion, the SMBJ12A-HRA transient voltage suppressor diode offers effective protection and high reliability for critical electronic systems, making it a valuable component in various applications.

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技術ソリューションにおける SMBJ12A-HRA 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 SMBJ12A-HRA?

    • The SMBJ12A-HRA is a high-reliability, surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning and other transient voltage events.

  2. What is the maximum peak pulse power of the SMBJ12A-HRA?

    • The maximum peak pulse power of the SMBJ12A-HRA is 600 watts for an 8/20 µs waveform.

  3. What is the breakdown voltage of the SMBJ12A-HRA?

    • The breakdown voltage of the SMBJ12A-HRA is 12 volts.

  4. What are the typical applications for the SMBJ12A-HRA?

    • Typical applications for the SMBJ12A-HRA include protection of telecommunications equipment, industrial control systems, and automotive electronics from transient voltage events.

  5. What is the operating temperature range of the SMBJ12A-HRA?

    • The SMBJ12A-HRA has an operating temperature range of -55°C to +150°C.

  6. What is the response time of the SMBJ12A-HRA?

    • The response time of the SMBJ12A-HRA is very fast, typically less than 1 picosecond.

  7. Is the SMBJ12A-HRA RoHS compliant?

    • Yes, the SMBJ12A-HRA is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  8. What is the package type of the SMBJ12A-HRA?

    • The SMBJ12A-HRA is available in a surface mount DO-214AA (SMB) package.

  9. What are the key features of the SMBJ12A-HRA?

    • Key features of the SMBJ12A-HRA include low clamping voltage, high surge capability, and excellent reliability under high temperature and humidity conditions.

  10. Can the SMBJ12A-HRA be used in high-reliability applications?

    • Yes, the SMBJ12A-HRA is specifically designed for high-reliability applications and is well-suited for use in critical systems where protection from transient voltage events is essential.