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SMBJ78A M4G
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SMBJ78A M4G

Product Overview

The SMBJ78A M4G belongs to the category of transient voltage suppressor diodes (TVS diodes) and is commonly used for surge protection in electronic circuits. These diodes are characterized by their ability to rapidly respond to overvoltage events, diverting excessive current away from sensitive components. The SMBJ78A M4G is typically packaged in a compact, surface-mount design and is available in various quantities per package.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Surge protection in electronic circuits
  • Characteristics: Rapid response to overvoltage events, surface-mount package
  • Package: Compact surface-mount package
  • Essence: Protection of sensitive electronic components from voltage surges
  • Packaging/Quantity: Available in tape and reel packaging, with varying quantities per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 78V
  • Power (Watts): 600W
  • Polarity: Unidirectional
  • Mounting Type: Surface Mount
  • Package / Case: DO-214AA, SMB
  • Operating Temperature: -55°C ~ 150°C

Detailed Pin Configuration

The SMBJ78A M4G TVS diode features a surface-mount package with two pins, allowing for easy integration into circuit designs.

Functional Features

The primary function of the SMBJ78A M4G TVS diode is to provide surge protection by diverting excess current away from sensitive electronic components during overvoltage events. This helps to safeguard the integrity of the circuit and prevent damage to critical parts.

Advantages and Disadvantages

Advantages

  • Rapid response to overvoltage events
  • Compact surface-mount package for easy integration
  • High power dissipation capability

Disadvantages

  • Unidirectional protection only
  • Limited to specific voltage ratings

Working Principles

When an overvoltage event occurs, the SMBJ78A M4G TVS diode rapidly conducts excess current, effectively clamping the voltage to a safe level and protecting downstream components. This action helps to prevent damage to sensitive electronics and ensures the continued functionality of the circuit.

Detailed Application Field Plans

The SMBJ78A M4G TVS diode finds extensive application in various electronic systems, including: - Power supply units - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

For applications requiring different voltage ratings or power dissipation capabilities, alternative TVS diode models include: - SMBJ5.0A-M3/52 (5V reverse standoff voltage, 600W power) - SMBJ15A-M3/52 (15V reverse standoff voltage, 600W power) - SMBJ30A-M3/52 (30V reverse standoff voltage, 600W power)

In conclusion, the SMBJ78A M4G TVS diode offers reliable surge protection for electronic circuits, with its rapid response, compact package, and high power dissipation capabilities making it a valuable component in various applications.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SMBJ78A M4G dalam penyelesaian teknikal

Sure, here are 10 common questions and answers related to the application of SMBJ78A M4G in technical solutions:

  1. Q: What is the SMBJ78A M4G? A: The SMBJ78A M4G is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

  2. Q: What is the maximum peak pulse power of the SMBJ78A M4G? A: The maximum peak pulse power of the SMBJ78A M4G is 600 watts.

  3. Q: What is the breakdown voltage of the SMBJ78A M4G? A: The breakdown voltage of the SMBJ78A M4G is 78 volts.

  4. Q: What are the typical applications of the SMBJ78A M4G? A: The SMBJ78A M4G is commonly used in telecommunications equipment, industrial automation, automotive electronics, and other applications requiring transient voltage suppression.

  5. Q: What is the operating temperature range of the SMBJ78A M4G? A: The SMBJ78A M4G has an operating temperature range of -55°C to 150°C.

  6. Q: What is the response time of the SMBJ78A M4G? A: The response time of the SMBJ78A M4G is very fast, typically responding within nanoseconds to clamp transient voltages.

  7. Q: Can the SMBJ78A M4G be used for ESD protection? A: Yes, the SMBJ78A M4G is suitable for providing ESD protection to sensitive electronic components.

  8. Q: Is the SMBJ78A M4G RoHS compliant? A: Yes, the SMBJ78A M4G is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  9. Q: What is the package type of the SMBJ78A M4G? A: The SMBJ78A M4G is available in a surface mount DO-214AA (SMB) package.

  10. Q: How should the SMBJ78A M4G be mounted on a PCB? A: The SMBJ78A M4G should be mounted using appropriate soldering techniques, following the recommended footprint and pad layout provided in the datasheet.

I hope these questions and answers are helpful for your technical solutions! Let me know if you need further assistance.