Vishay Semiconductor Diodes Division
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SMBJ8.0-E3/52
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SMBJ8.0-E3/52

Product Overview

The SMBJ8.0-E3/52 belongs to the category of transient voltage suppressor diodes (TVS diodes). These diodes are designed to protect sensitive electronics from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. The SMBJ8.0-E3/52 is widely used in various electronic devices and systems to safeguard against voltage spikes and surges.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage transients
  • Characteristics: Fast response time, low clamping voltage, high surge capability
  • Package: DO-214AA (SMB), 2-Pin
  • Essence: Safeguarding sensitive electronics from voltage transients
  • Packaging/Quantity: Available in reels with varying quantities

Specifications

  • Voltage - Reverse Standoff (Typ): 8V
  • Voltage - Breakdown (Min): 8.89V
  • Voltage - Clamping (Max) @ Ipp: 14.5V
  • Current - Peak Pulse (10/1000µs): 26.3A
  • Power - Peak Pulse: 600W
  • Type: Unidirectional

Detailed Pin Configuration

The SMBJ8.0-E3/52 TVS diode has a simple 2-pin configuration. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Fast Response Time: Rapid reaction to voltage transients.
  • Low Clamping Voltage: Limits the voltage across the protected circuit.
  • High Surge Capability: Can withstand large surge currents without damage.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Compact size for easy integration into circuit designs
  • High surge capability ensures reliability in demanding environments

Disadvantages

  • Limited to unidirectional protection
  • May require additional components for comprehensive transient protection in complex systems

Working Principles

When a voltage transient occurs, the SMBJ8.0-E3/52 TVS diode rapidly conducts, diverting the excess current away from the protected circuit. This action clamps the voltage to a safe level, preventing damage to sensitive electronics.

Detailed Application Field Plans

The SMBJ8.0-E3/52 is commonly employed in various applications, including: - Consumer electronics - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

  • SMBJ5.0-E3/52: 5V reverse standoff voltage
  • SMBJ10A-E3/52: 10V reverse standoff voltage
  • SMBJ15CA-E3/52: 15V reverse standoff voltage
  • SMBJ20A-E3/52: 20V reverse standoff voltage

In conclusion, the SMBJ8.0-E3/52 TVS diode offers effective protection against voltage transients and finds widespread use in diverse electronic applications.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van SMBJ8.0-E3/52 in technische oplossingen

  1. What is the SMBJ8.0-E3/52?

    • The SMBJ8.0-E3/52 is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

  2. What is the maximum peak pulse power of the SMBJ8.0-E3/52?

    • The maximum peak pulse power of the SMBJ8.0-E3/52 is 600 watts.

  3. What is the breakdown voltage of the SMBJ8.0-E3/52?

    • The breakdown voltage of the SMBJ8.0-E3/52 is 8.0 volts.

  4. What are the typical applications for the SMBJ8.0-E3/52?

    • The SMBJ8.0-E3/52 is commonly used in telecommunications equipment, computers, industrial and consumer electronics, and automotive systems to protect against voltage transients.

  5. What is the operating temperature range of the SMBJ8.0-E3/52?

    • The SMBJ8.0-E3/52 has an operating temperature range of -55°C to +150°C.

  6. What is the peak pulse current rating of the SMBJ8.0-E3/52?

    • The peak pulse current rating of the SMBJ8.0-E3/52 is 87.0A.

  7. Does the SMBJ8.0-E3/52 comply with RoHS requirements?

    • Yes, the SMBJ8.0-E3/52 is compliant with RoHS (Restriction of Hazardous Substances) requirements.

  8. What is the package type of the SMBJ8.0-E3/52?

    • The SMBJ8.0-E3/52 is available in a DO-214AA (SMB) package.

  9. Is the SMBJ8.0-E3/52 suitable for high-speed data lines?

    • Yes, the SMBJ8.0-E3/52 is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  10. What are the key features of the SMBJ8.0-E3/52?

    • The key features of the SMBJ8.0-E3/52 include low clamping voltage, fast response time, and excellent surge capability, making it ideal for transient voltage suppression in various technical solutions.