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SMBJ28A
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SMBJ28A - English Editing Encyclopedia Entry

Product Overview

Belongs to: SMBJ28A belongs to the category of transient voltage suppressor diodes.

Basic Information Overview: - Category: Transient Voltage Suppressor Diode - Use: Protecting sensitive electronic devices from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. - Characteristics: Fast response time, low clamping voltage, high surge current capability. - Package: DO-214AA (SMB), SMC package. - Essence: Provides robust overvoltage protection for a wide range of applications. - Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

  • Peak Pulse Power: 600 Watts
  • Breakdown Voltage: 28V
  • Operating Voltage: 23.1V
  • Maximum Reverse Leakage Current: 1μA
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ28A has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltage to a safe level.
  • Fast Response Time: Rapid reaction to voltage transients ensures minimal damage to protected circuits.
  • Low Clamping Voltage: Limits the voltage across the protected device during transient events.

Advantages and Disadvantages

Advantages: - Robust overvoltage protection - Fast response time - Low clamping voltage

Disadvantages: - Limited to specific voltage ratings - May require additional circuitry for higher power applications

Working Principles

SMBJ28A operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the breakdown voltage, diverting the transient energy away from the protected circuit.

Detailed Application Field Plans

SMBJ28A is widely used in various applications including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to SMBJ28A include: - SMAJ28A - SMCJ28A - P6SMB28A

In conclusion, SMBJ28A is a crucial component in safeguarding electronic devices from voltage transients, offering fast response and low clamping voltage. Its application spans across diverse industries, making it an essential part of modern electronic systems.

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แสดงรายการคำถามและคำตอบทั่วไป 10 ข้อที่เกี่ยวข้องกับการใช้ SMBJ28A ในโซลูชันทางเทคนิค

  1. What is the SMBJ28A?

    • The SMBJ28A 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 SMBJ28A?

    • The maximum peak pulse power of the SMBJ28A is 600 watts.

  3. What is the breakdown voltage of the SMBJ28A?

    • The breakdown voltage of the SMBJ28A is 28 volts.

  4. What are the typical applications of the SMBJ28A?

    • The SMBJ28A is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics for transient voltage protection.

  5. What is the clamping voltage of the SMBJ28A?

    • The clamping voltage of the SMBJ28A is 45.7 volts at 10A.

  6. What is the operating temperature range of the SMBJ28A?

    • The SMBJ28A has an operating temperature range of -55°C to 150°C.

  7. What is the response time of the SMBJ28A?

    • The response time of the SMBJ28A is typically less than 1 picosecond.

  8. Is the SMBJ28A RoHS compliant?

    • Yes, the SMBJ28A is RoHS compliant, making it suitable for use in environmentally conscious designs.

  9. What is the package type of the SMBJ28A?

    • The SMBJ28A is available in a surface mount DO-214AA (SMB) package.

  10. Can the SMBJ28A be used for ESD protection?

    • Yes, the SMBJ28A can also be used for electrostatic discharge (ESD) protection in various electronic circuits.