STMicroelectronics
L'image peut être une représentation.
Voir les spécifications pour les détails du produit.
SM6T39AY
Voir les détails DataSheets

SM6T39AY Product Overview

Introduction

SM6T39AY is a high-performance TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients induced by lightning, ESD (electrostatic discharge), and other transient voltage events. This entry provides a comprehensive overview of the SM6T39AY, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category

SM6T39AY belongs to the category of TVS diodes, which are semiconductor devices used to protect electronic components and circuits from voltage transients and spikes.

Basic Information Overview

  • Use: Protection against voltage transients induced by lightning, ESD, and other transient voltage events.
  • Characteristics: High surge capability, low clamping voltage, fast response time.
  • Package: SMA (DO-214AC) package.
  • Essence: Semiconductor TVS diode for transient voltage protection.
  • Packaging/Quantity: Available in tape and reel packaging with varying quantities.

Specifications

  • Peak Pulse Power: 600W
  • Standoff Voltage: 33.3V
  • Breakdown Voltage: 37.1V
  • Maximum Clamping Voltage: 53.9V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SM6T39AY TVS diode has a standard SMA (DO-214AC) package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Fast Response Time: Rapid reaction to transient events ensures minimal impact on protected circuits.
  • High Surge Capability: Capable of handling high surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients.
  • Fast response time.
  • High surge capability.

Disadvantages

  • Slight voltage overshoot during clamping.
  • Limited to specific voltage ranges.

Working Principles

When a transient voltage event occurs, the SM6T39AY TVS diode conducts current to divert the excess energy away from the protected circuit. It rapidly clamps the voltage to a safe level, preventing damage to sensitive components.

Detailed Application Field Plans

SM6T39AY is widely used in various applications, including: - Consumer electronics - Telecommunication equipment - Industrial automation systems - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

  • SM6T33A: Standoff Voltage: 30V, Breakdown Voltage: 33.3V
  • SM6T36A: Standoff Voltage: 33V, Breakdown Voltage: 36.7V
  • SM6T43A: Standoff Voltage: 40V, Breakdown Voltage: 44.4V
  • SM6T51A: Standoff Voltage: 48V, Breakdown Voltage: 53.3V

In conclusion, the SM6T39AY TVS diode offers robust transient voltage protection with fast response times and high surge capability, making it an essential component in safeguarding sensitive electronics from voltage transients induced by various sources.

Word Count: 443

Énumérez 10 questions et réponses courantes liées à l'application de SM6T39AY dans les solutions techniques

  1. What is the maximum voltage rating of SM6T39AY?

    • The maximum voltage rating of SM6T39AY is 33.3V.

  2. What is the peak pulse power dissipation of SM6T39AY?

    • The peak pulse power dissipation of SM6T39AY is 600W.

  3. What is the breakdown voltage of SM6T39AY?

    • The breakdown voltage of SM6T39AY is typically 43.6V.

  4. What is the forward voltage drop of SM6T39AY?

    • The forward voltage drop of SM6T39AY is typically 0.5V at 1A.

  5. What is the maximum clamping voltage of SM6T39AY?

    • The maximum clamping voltage of SM6T39AY is 53.3V at 10A.

  6. What is the operating temperature range of SM6T39AY?

    • The operating temperature range of SM6T39AY is -55°C to +150°C.

  7. What is the package type of SM6T39AY?

    • SM6T39AY is available in a DO-214AA (SMB) package.

  8. What are the typical applications for SM6T39AY?

    • SM6T39AY is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and automotive electronics.

  9. Does SM6T39AY have reverse polarity protection?

    • Yes, SM6T39AY provides reverse polarity protection due to its bidirectional design.

  10. Is SM6T39AY RoHS compliant?

    • Yes, SM6T39AY is RoHS compliant, making it suitable for use in environmentally conscious applications.