Littelfuse Inc.
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SMBJ30A-HR
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SMBJ30A-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

  • Voltage - Reverse Standoff (Typ): 30V
  • Voltage - Breakdown (Min): 33.3V
  • Voltage - Clamping (Max) @ Ipp: 48.4V
  • Current - Peak Pulse (10/1000µs): 34.4A
  • Power - Peak Pulse: 1500W
  • Type: Zener

Detailed Pin Configuration

The SMBJ30A-HR has a standard DO-214AB package with two pins. Pin 1 is the cathode and pin 2 is the anode.

Functional Features

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

Advantages and Disadvantages

Advantages: - High reliability - Fast response time - Wide operating temperature range

Disadvantages: - Relatively higher cost compared to some alternatives - Sensitive to thermal runaway in extreme conditions

Working Principles

The SMBJ30A-HR operates by diverting excess current away from sensitive electronic components when a transient voltage spike occurs. It achieves this by rapidly clamping the voltage to a safe level, protecting the downstream circuitry.

Detailed Application Field Plans

The SMBJ30A-HR is commonly used in various electronic devices and systems where protection against voltage transients is required. Some specific applications include: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • SMBJ28A-HR: Similar specifications with slightly lower voltage ratings
  • SMBJ33A-HR: Similar specifications with slightly higher voltage ratings
  • P6SMBJ30A: Alternative package type with similar electrical characteristics

In conclusion, the SMBJ30A-HR is a reliable and fast-acting transient voltage suppressor suitable for a wide range of electronic applications, offering robust protection against voltage spikes while maintaining high performance standards.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ30A-HR v technických řešeních

Sure, here are 10 common questions and answers related to the application of SMBJ30A-HR in technical solutions:

  1. What is the maximum peak pulse power dissipation of SMBJ30A-HR?

    • The maximum peak pulse power dissipation of SMBJ30A-HR is 600 watts for a 10/1000μs waveform.

  2. What is the breakdown voltage of SMBJ30A-HR?

    • The breakdown voltage of SMBJ30A-HR is 33.3 volts.

  3. What is the typical clamping voltage of SMBJ30A-HR?

    • The typical clamping voltage of SMBJ30A-HR is 48.4 volts at 15.4A.

  4. What is the operating temperature range of SMBJ30A-HR?

    • The operating temperature range of SMBJ30A-HR is -55°C to +150°C.

  5. What is the reverse stand-off voltage of SMBJ30A-HR?

    • The reverse stand-off voltage of SMBJ30A-HR is 30 volts.

  6. What is the peak pulse current capability of SMBJ30A-HR?

    • The peak pulse current capability of SMBJ30A-HR is 164A for an 8/20μs waveform.

  7. What is the package type of SMBJ30A-HR?

    • SMBJ30A-HR comes in a DO-214AA (SMB) package.

  8. Is SMBJ30A-HR RoHS compliant?

    • Yes, SMBJ30A-HR is RoHS compliant.

  9. Can SMBJ30A-HR be used for overvoltage protection in power supplies?

    • Yes, SMBJ30A-HR can be used for overvoltage protection in power supplies.

  10. What are the typical applications of SMBJ30A-HR?

    • Typical applications of SMBJ30A-HR include transient voltage suppression for industrial, telecommunication, and consumer electronic equipment.

I hope this information is helpful! Let me know if you need further assistance.