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SMBJ12A-TR
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SMBJ12A-TR

Product Overview

The SMBJ12A-TR belongs to the category of transient voltage suppressor (TVS) diodes. These diodes are used to protect sensitive electronics from voltage spikes and transients. The SMBJ12A-TR is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically available in a surface mount package and is designed to be used in various electronic circuits to safeguard against voltage surges.

Basic Information

  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: Surface mount
  • Essence: Safeguarding sensitive electronics
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Part Number: SMBJ12A-TR
  • Voltage - Reverse Standoff (Typ): 12V
  • Voltage - Breakdown (Min): 13.3V
  • Voltage - Clamping (Max) @ Ipp: 19.9V
  • Current - Peak Pulse (10/1000µs): 30.6A
  • Power - Peak Pulse: 600W
  • Type: Unidirectional

Detailed Pin Configuration

The SMBJ12A-TR typically has two pins for surface mount installation. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

The functional features of the SMBJ12A-TR include: - Rapid response to voltage transients - Low clamping voltage to protect downstream components - High surge capability for reliable protection

Advantages and Disadvantages

Advantages

  • Effective protection against voltage spikes
  • Fast response time
  • Compact surface mount package for easy integration

Disadvantages

  • Unidirectional protection only
  • Limited to specific voltage ratings

Working Principles

When a voltage transient occurs, the SMBJ12A-TR conducts current and clamps the voltage to a safe level, protecting the connected circuitry. This is achieved through the rapid breakdown of the diode and its ability to divert excess current away from sensitive components.

Detailed Application Field Plans

The SMBJ12A-TR is commonly used in the following applications: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ12A-TR include: - SMAJ12A-TR - SMCJ12A-TR - P6SMBJ12A-TR - 1.5SMCJ12A-TR

In conclusion, the SMBJ12A-TR transient voltage suppressor diode offers effective protection against voltage transients with its high surge capability, low clamping voltage, and fast response time. While it has limitations such as unidirectional protection and specific voltage ratings, it is widely used in various electronic applications to safeguard sensitive components from voltage spikes and transients.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SMBJ12A-TR dalam penyelesaian teknikal

  1. What is the SMBJ12A-TR used for?

    • The SMBJ12A-TR 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 SMBJ12A-TR?

    • The SMBJ12A-TR has a maximum working voltage of 12V.

  3. What is the peak pulse power handling capability of the SMBJ12A-TR?

    • The SMBJ12A-TR can handle peak pulse power up to 600 watts.

  4. What are the typical applications of the SMBJ12A-TR?

    • Typical applications include protection of electronic circuits in telecommunications equipment, computers, and consumer electronics from voltage surges.

  5. What is the response time of the SMBJ12A-TR to a transient event?

    • The response time of the SMBJ12A-TR is very fast, typically in the nanosecond range.

  6. What is the operating temperature range of the SMBJ12A-TR?

    • The SMBJ12A-TR can operate within a temperature range of -55°C to 150°C.

  7. Is the SMBJ12A-TR RoHS compliant?

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

  8. Can the SMBJ12A-TR be used for overvoltage protection in automotive applications?

    • Yes, the SMBJ12A-TR is suitable for overvoltage protection in automotive electronics due to its high surge capability.

  9. What is the packaging type of the SMBJ12A-TR?

    • The SMBJ12A-TR is available in a surface mount package (SMB).

  10. Are there any recommended layout or mounting considerations for using the SMBJ12A-TR?

    • It is recommended to minimize the length of the traces connecting the SMBJ12A-TR to the protected circuit and to ensure a low impedance path to ground for effective transient suppression.