Vishay Semiconductor Diodes Division
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SMBJ7.5CD-M3/H
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SMBJ7.5CD-M3/H

Introduction

The SMBJ7.5CD-M3/H is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. This entry provides an overview of the SMBJ7.5CD-M3/H, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category

The SMBJ7.5CD-M3/H belongs to the category of transient voltage suppressor diodes, which are widely used in electronic circuits to protect semiconductor devices from voltage spikes and surges.

Basic Information Overview

  • Use: The SMBJ7.5CD-M3/H is used to suppress transient overvoltage in electronic circuits.
  • Characteristics: It offers low clamping voltage, fast response time, and high surge current capability.
  • Package: SMB (DO-214AA) package.
  • Essence: Provides robust protection against transient voltage events.
  • Packaging/Quantity: Available in tape and reel packaging with quantities varying based on supplier and customer requirements.

Specifications

  • Peak Pulse Power: 600W
  • Breakdown Voltage: 7.5V
  • Operating Voltage: 6.4V
  • Maximum Reverse Leakage Current: 1μA
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ7.5CD-M3/H has a standard SMB package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltage to protect downstream components.
  • Fast Response Time: Rapid reaction to voltage transients ensures minimal impact on the protected circuit.
  • High Surge Current Capability: Can handle large surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Robust protection against transient voltage events.
  • Fast response time.
  • Compact SMB package for space-constrained applications.

Disadvantages

  • Limited to lower voltage applications due to its 7.5V breakdown voltage.

Working Principles

The SMBJ7.5CD-M3/H operates by diverting excess transient current away from sensitive components when a voltage surge occurs. It achieves this through rapid conduction and clamping of the voltage to a safe level, thereby protecting the circuit.

Detailed Application Field Plans

The SMBJ7.5CD-M3/H is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ7.5CD-M3/H include: - SMAJ5.0A: Similar characteristics with a higher breakdown voltage of 5.0V. - SMBJ12CA: Higher breakdown voltage of 12V with comparable specifications. - P6SMB6.8A: Offers a different package (DO-214AA) with similar performance characteristics.

In conclusion, the SMBJ7.5CD-M3/H transient voltage suppressor diode is a crucial component in safeguarding electronic circuits from transient voltage events. Its compact size, fast response time, and high surge current capability make it an ideal choice for a wide range of applications.

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技術ソリューションにおける SMBJ7.5CD-M3/H 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。

Sure, here are 10 common questions and answers related to the application of SMBJ7.5CD-M3/H in technical solutions:

  1. Q: What is the maximum peak pulse power dissipation of SMBJ7.5CD-M3/H? A: The maximum peak pulse power dissipation is 600 watts for a 10/1000 µs waveform.

  2. Q: What is the breakdown voltage of SMBJ7.5CD-M3/H? A: The breakdown voltage is 8.33V minimum and 9.21V maximum at 1mA.

  3. Q: Can SMBJ7.5CD-M3/H be used for overvoltage protection in power supply circuits? A: Yes, it is commonly used for overvoltage protection in power supply circuits due to its fast response time and high surge capability.

  4. Q: What is the typical clamping voltage of SMBJ7.5CD-M3/H? A: The typical clamping voltage is 12.1V at 16A for a standard transient waveform.

  5. Q: Is SMBJ7.5CD-M3/H suitable for protecting sensitive electronic equipment from ESD events? A: Yes, it is suitable for protecting sensitive electronic equipment from ESD events due to its low leakage current and high ESD withstand capability.

  6. Q: Can SMBJ7.5CD-M3/H be used in automotive electronics applications? A: Yes, it is commonly used in automotive electronics for transient voltage suppression and overvoltage protection.

  7. Q: What is the operating temperature range of SMBJ7.5CD-M3/H? A: The operating temperature range is -55°C to +150°C, making it suitable for a wide range of environmental conditions.

  8. Q: Does SMBJ7.5CD-M3/H meet industry standards for surge protection devices? A: Yes, it meets industry standards such as IEC 61000-4-5 for surge protection devices.

  9. Q: Can SMBJ7.5CD-M3/H be used in telecommunications equipment for lightning protection? A: Yes, it is commonly used in telecommunications equipment for lightning protection due to its high surge capability and reliability.

  10. Q: What is the package type of SMBJ7.5CD-M3/H? A: It is available in a DO-214AA (SMB) package, which is suitable for surface mount applications.

I hope these questions and answers are helpful for your technical solutions involving SMBJ7.5CD-M3/H. Let me know if you need further assistance!