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SMBJ43CA-TR
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SMBJ43CA-TR

Product Overview

Category

The SMBJ43CA-TR belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used for protecting sensitive electronic devices from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

  • Fast response time
  • Low clamping voltage
  • High surge current capability

Package

The SMBJ43CA-TR is typically available in a surface mount package.

Essence

The essence of the SMBJ43CA-TR lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

It is commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Standoff Voltage: 43V
  • Breakdown Voltage: 47.8V
  • Peak Pulse Power: 600W
  • Operating Temperature Range: -55°C to 150°C
  • RoHS compliant

Detailed Pin Configuration

The SMBJ43CA-TR typically features two pins, with the anode and cathode connections clearly marked for easy identification.

Functional Features

  • Bi-directional clamping capability
  • Low incremental surge resistance
  • High temperature stability

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact and versatile design

Disadvantages

  • Limited power dissipation capability
  • May require additional circuitry for comprehensive protection in high-power applications

Working Principles

When a transient voltage event occurs, the SMBJ43CA-TR conducts excess current to the ground, limiting the voltage across the protected device.

Detailed Application Field Plans

The SMBJ43CA-TR finds application in various industries, including: - Telecommunications - Automotive electronics - Industrial automation - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ43CA-TR include: - SMAJ series - P6KE series - 1.5KE series

In conclusion, the SMBJ43CA-TR serves as a crucial component in safeguarding electronic circuits from transient voltage events, offering fast response and effective protection. Its compact design and bi-directional clamping capability make it suitable for a wide range of applications, although it may require additional support in high-power scenarios.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng SMBJ43CA-TR trong giải pháp kỹ thuật

  1. What is the SMBJ43CA-TR?

    • The SMBJ43CA-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 SMBJ43CA-TR?

    • The SMBJ43CA-TR has a maximum working voltage of 43 volts.

  3. What is the peak pulse power dissipation of the SMBJ43CA-TR?

    • The peak pulse power dissipation of the SMBJ43CA-TR is typically 600 watts.

  4. What are the typical applications for the SMBJ43CA-TR?

    • The SMBJ43CA-TR is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics to protect against voltage transients.

  5. What is the clamping voltage of the SMBJ43CA-TR?

    • The clamping voltage of the SMBJ43CA-TR is the voltage at which it begins to conduct significant current during a transient event, typically around 77.4 volts.

  6. What is the operating temperature range of the SMBJ43CA-TR?

    • The SMBJ43CA-TR has an operating temperature range of -55°C to +150°C.

  7. How does the SMBJ43CA-TR compare to other transient voltage suppressors?

    • The SMBJ43CA-TR offers low clamping voltage, fast response time, and high surge capability compared to other TVS diodes.

  8. Can the SMBJ43CA-TR be used in high-speed data line protection?

    • Yes, the SMBJ43CA-TR is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  9. What is the package type of the SMBJ43CA-TR?

    • The SMBJ43CA-TR is available in a surface mount DO-214AA (SMB) package.

  10. Are there any recommended layout or mounting considerations for the SMBJ43CA-TR?

    • It is recommended to minimize the length and area of the PCB traces connecting the SMBJ43CA-TR to the protected circuitry and to provide adequate thermal relief for the diode's terminals to ensure proper performance.