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SMBJ28A-HR
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SMBJ28A-HR

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: High reliability, fast response time
Package: DO-214AB
Essence: Transient Voltage Suppressor (TVS)
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

  • Peak Pulse Power: 600W
  • Breakdown Voltage: 28V
  • Operating Voltage: 23.1V
  • Reverse Standoff Voltage: 28V
  • Clamping Voltage: 45.7V
  • Maximum Surge Current: 30A

Detailed Pin Configuration

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

Functional Features

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

Advantages and Disadvantages

Advantages: - Provides effective protection against transient overvoltage conditions - Fast response time ensures minimal damage to protected components

Disadvantages: - May require additional circuitry for comprehensive protection in complex systems

Working Principles

The SMBJ28A-HR operates by diverting excess voltage away from sensitive components when a transient voltage spike occurs. It rapidly clamps the voltage to a safe level, protecting downstream components from damage.

Detailed Application Field Plans

The SMBJ28A-HR is commonly used in various electronic devices and systems, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ5.0A-HR: Breakdown Voltage - 5V
  • SMBJ12A-HR: Breakdown Voltage - 12V
  • SMBJ24A-HR: Breakdown Voltage - 24V
  • SMBJ36A-HR: Breakdown Voltage - 36V
  • SMBJ48A-HR: Breakdown Voltage - 48V

This range of alternative models provides options for different voltage protection requirements.

This comprehensive entry provides detailed information about the SMBJ28A-HR, its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

技術ソリューションにおける SMBJ28A-HR 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 SMBJ28A-HR?

    • The SMBJ28A-HR 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 SMBJ28A-HR?

    • The maximum peak pulse power of the SMBJ28A-HR is 600 watts for an 8/20 µs waveform.

  3. What is the breakdown voltage of the SMBJ28A-HR?

    • The breakdown voltage of the SMBJ28A-HR is 31.1V.

  4. What are the typical applications of the SMBJ28A-HR?

    • The SMBJ28A-HR is commonly used in telecommunications equipment, consumer electronics, industrial automation, and automotive systems to protect against voltage surges and transients.

  5. What is the operating temperature range of the SMBJ28A-HR?

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

  6. What is the response time of the SMBJ28A-HR?

    • The response time of the SMBJ28A-HR is very fast, typically less than 1 picosecond.

  7. Does the SMBJ28A-HR meet any specific industry standards?

    • Yes, the SMBJ28A-HR meets the requirements of the IEC 61000-4-5 standard for surge protection devices.

  8. Can the SMBJ28A-HR be used in outdoor applications?

    • Yes, the SMBJ28A-HR is suitable for outdoor applications due to its high reliability and robust construction.

  9. What is the packaging of the SMBJ28A-HR?

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

  10. Is the SMBJ28A-HR RoHS compliant?

    • Yes, the SMBJ28A-HR is RoHS compliant, making it suitable for use in environmentally sensitive applications.