Vishay Semiconductor Diodes Division
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SM6T39AHE3/5B
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SM6T39AHE3/5B

Product Overview

  • Category: TVS Diode
  • Use: Protection against voltage transients in electronic circuits
  • Characteristics: Low clamping voltage, fast response time, high surge current capability
  • Package: SOD-123FL
  • Essence: Transient Voltage Suppressor (TVS) diode for overvoltage protection
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 600W
  • Breakdown Voltage: 39V
  • Operating Voltage: 33.2V
  • Clamping Voltage: 53.9V
  • Peak Pulse Current: 15.4A
  • Reverse Standoff Voltage: 39V

Detailed Pin Configuration

  • Pin 1: Anode
  • Pin 2: Cathode

Functional Features

  • Fast response to transient over-voltage events
  • Low clamping voltage to protect sensitive electronic components
  • High surge current capability for robust protection

Advantages

  • Effective protection against voltage transients
  • Compact SOD-123FL package for space-constrained applications
  • High surge current handling capability

Disadvantages

  • Limited breakdown voltage compared to some higher voltage TVS diodes
  • Requires careful consideration of the operating voltage to ensure proper protection

Working Principles

The SM6T39AHE3/5B operates by diverting excessive current away from sensitive components when a transient over-voltage event occurs. It achieves this through rapid conduction and clamping of the voltage to a safe level, protecting downstream circuitry.

Detailed Application Field Plans

  • Consumer electronics
  • Automotive electronics
  • Industrial control systems
  • Telecommunication equipment

Detailed and Complete Alternative Models

  • SMAJ33A: Similar characteristics with SMA package
  • SMBJ33A: Higher power dissipation capability with SMB package
  • P6SMB36CA: Higher breakdown voltage with SMB package

This TVS diode is widely used in various electronic devices to provide reliable protection against voltage transients, making it an essential component in ensuring the longevity and reliability of electronic systems.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SM6T39AHE3/5B en soluciones técnicas

  1. What is the SM6T39AHE3/5B?

    • The SM6T39AHE3/5B is a TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients and surges.

  2. What is the maximum peak pulse power of the SM6T39AHE3/5B?

    • The maximum peak pulse power of the SM6T39AHE3/5B is 600 watts.

  3. What is the breakdown voltage of the SM6T39AHE3/5B?

    • The breakdown voltage of the SM6T39AHE3/5B is 43.6 volts.

  4. What are the typical applications for the SM6T39AHE3/5B?

    • The SM6T39AHE3/5B is commonly used in applications such as power supplies, automotive electronics, industrial equipment, and telecommunications equipment to protect against transient voltage events.

  5. What is the operating temperature range of the SM6T39AHE3/5B?

    • The operating temperature range of the SM6T39AHE3/5B is -55°C to 175°C.

  6. What is the package type of the SM6T39AHE3/5B?

    • The SM6T39AHE3/5B is available in a DO-214AA (SMB) package.

  7. What is the clamping voltage of the SM6T39AHE3/5B?

    • The clamping voltage of the SM6T39AHE3/5B is 58.1 volts at 16A.

  8. Is the SM6T39AHE3/5B RoHS compliant?

    • Yes, the SM6T39AHE3/5B is RoHS compliant, making it suitable for use in environmentally friendly electronic products.

  9. What are the key features of the SM6T39AHE3/5B?

    • The key features of the SM6T39AHE3/5B include low incremental surge resistance, fast response time, and high reliability.

  10. Where can I find detailed technical specifications and application notes for the SM6T39AHE3/5B?

    • Detailed technical specifications and application notes for the SM6T39AHE3/5B can be found in the product datasheet provided by the manufacturer or distributor.