Vishay Semiconductor Diodes Division
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SMB8J5.0CA-M3/5B
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SMB8J5.0CA-M3/5B

Product Overview

The SMB8J5.0CA-M3/5B belongs to the category of transient voltage suppressor (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 SMB8J5.0CA-M3/5B is designed to provide robust protection against voltage transients and surges, making it an essential component in various electronic devices and systems.

Basic Information

  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Surge protection in electronic circuits
  • Characteristics: Rapid response to overvoltage events, high current handling capability
  • Package: SMB (DO-214AA)
  • Essence: Protection of sensitive electronic components from voltage transients
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Part Number: SMB8J5.0CA-M3/5B
  • Peak Power Dissipation: 800W
  • Breakdown Voltage: 5.0V
  • Operating Voltage: 6.4V
  • Maximum Clamping Voltage: 9.2V
  • Peak Pulse Current: 34.5A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMB8J5.0CA-M3/5B TVS diode has a standard SMB package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Fast response time to transient voltage events
  • High surge current capability
  • Low clamping voltage
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Compact size for easy integration into circuit designs
  • Wide operating temperature range
  • RoHS compliant, environmentally friendly

Disadvantages

  • Limited breakdown voltage range compared to some other TVS diode models
  • Higher cost compared to standard diodes

Working Principles

The SMB8J5.0CA-M3/5B operates based on the principle of avalanche breakdown. When a voltage transient occurs, the diode rapidly conducts excess current to ground, limiting the voltage across the protected circuit. This action helps prevent damage to sensitive electronic components.

Detailed Application Field Plans

The SMB8J5.0CA-M3/5B is widely used in various applications, including: - Consumer electronics - Telecommunications equipment - Industrial control systems - Automotive electronics - Power supplies - LED lighting systems

Detailed and Complete Alternative Models

  • Alternative Model 1: SMB5.0CA
    • Breakdown Voltage: 5.0V
    • Package: SMB (DO-214AA)
    • Peak Power Dissipation: 600W
  • Alternative Model 2: SMB10CA
    • Breakdown Voltage: 10V
    • Package: SMB (DO-214AA)
    • Peak Power Dissipation: 800W

In conclusion, the SMB8J5.0CA-M3/5B TVS diode offers effective surge protection for a wide range of electronic applications, providing rapid response and high current handling capabilities. Its compact size and environmental compliance make it a preferred choice for circuit protection needs.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMB8J5.0CA-M3/5B v technických řešeních

  1. What is SMB8J5.0CA-M3/5B?

    • SMB8J5.0CA-M3/5B is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What are the key features of SMB8J5.0CA-M3/5B?

    • The key features include a peak pulse power of 800W, low clamping voltage, fast response time, and compatibility with automated placement equipment.

  3. In what applications can SMB8J5.0CA-M3/5B be used?

    • SMB8J5.0CA-M3/5B is commonly used in applications such as telecommunications equipment, industrial automation, consumer electronics, and automotive systems for transient voltage protection.

  4. How does SMB8J5.0CA-M3/5B provide protection?

    • It provides protection by diverting excessive current away from sensitive components when a transient voltage event occurs, thereby safeguarding them from damage.

  5. What is the operating temperature range of SMB8J5.0CA-M3/5B?

    • The operating temperature range is typically from -55°C to +150°C, making it suitable for a wide range of environments.

  6. What are the mounting options for SMB8J5.0CA-M3/5B?

    • SMB8J5.0CA-M3/5B is available in a surface mount package, allowing for easy integration onto PCBs.

  7. Does SMB8J5.0CA-M3/5B comply with any industry standards?

    • Yes, it complies with various industry standards such as RoHS and REACH, ensuring environmental and safety compliance.

  8. Can SMB8J5.0CA-M3/5B be used for ESD protection?

    • While its primary function is transient voltage suppression, SMB8J5.0CA-M3/5B also offers some level of ESD protection due to its design.

  9. What are the typical failure modes of SMB8J5.0CA-M3/5B?

    • Typical failure modes include short circuit, open circuit, or degradation of clamping voltage over time under extreme conditions.

  10. Are there any application notes or guidelines available for using SMB8J5.0CA-M3/5B in technical solutions?

    • Yes, detailed application notes and guidelines are provided by the manufacturer to assist in the proper integration and use of SMB8J5.0CA-M3/5B in various technical solutions.