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SM4T68AY
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SM4T68AY Product Overview

Introduction

SM4T68AY is a specialized electronic component belonging to the category of transient voltage suppressors (TVS). This device is designed to protect sensitive electronic circuits from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. Its characteristics, packaging, quantity, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models are detailed below.

Basic Information Overview

  • Category: Transient Voltage Suppressors (TVS)
  • Use: Protecting electronic circuits from voltage transients
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: SMA package
  • Essence: Safeguarding sensitive electronic components
  • Packaging/Quantity: Available in reels of 3000 units

Specifications

  • Peak Pulse Power: 400W
  • Standoff Voltage: 68V
  • Breakdown Voltage Range: 75.6V - 83.9V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SM4T68AY TVS device has a standard SMA package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Transient Suppression: Effectively clamps transient voltages to safe levels
  • Fast Response Time: Rapid reaction to transient events for enhanced protection
  • Low Clamping Voltage: Ensures minimal impact on the protected circuit

Advantages and Disadvantages

Advantages

  • Provides robust protection against transient voltage events
  • Fast response time ensures minimal impact on the protected circuit
  • Compact SMA package allows for easy integration into circuit designs

Disadvantages

  • Limited to specific voltage ratings
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

When a transient voltage event occurs, the SM4T68AY TVS device rapidly conducts current, diverting the excess energy away from the protected circuit. By clamping the voltage to a safe level, it prevents damage to sensitive electronic components.

Detailed Application Field Plans

The SM4T68AY TVS device finds extensive use in various applications, including: - Telecommunications: Protecting communication equipment from lightning-induced surges - Consumer Electronics: Safeguarding sensitive components in electronic devices - Automotive Electronics: Mitigating voltage transients in automotive systems - Industrial Control Systems: Ensuring reliable operation of industrial automation equipment

Detailed and Complete Alternative Models

  • SM4T36A: Standoff Voltage: 36V, Peak Pulse Power: 400W
  • SM4T120A: Standoff Voltage: 120V, Peak Pulse Power: 400W
  • SM4T33A: Standoff Voltage: 33V, Peak Pulse Power: 400W
  • SM4T150A: Standoff Voltage: 150V, Peak Pulse Power: 400W

In conclusion, the SM4T68AY transient voltage suppressor offers robust protection against transient voltage events, making it an essential component in safeguarding sensitive electronic circuits across various industries.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af SM4T68AY i tekniske løsninger

  1. What is SM4T68AY?

    • SM4T68AY is a transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What are the key features of SM4T68AY?

    • The key features of SM4T68AY include a peak pulse power of 400W, low clamping voltage, and fast response time.

  3. Where can SM4T68AY be used in technical solutions?

    • SM4T68AY can be used in various technical solutions such as power supplies, automotive electronics, industrial equipment, and telecommunications systems.

  4. How does SM4T68AY provide protection in technical applications?

    • SM4T68AY provides protection by diverting excessive current away from sensitive components when voltage spikes occur, thus safeguarding them from damage.

  5. What are the recommended operating conditions for SM4T68AY?

    • The recommended operating conditions for SM4T68AY include a maximum operating temperature of 175°C and a forward surge current of 40A.

  6. Are there any specific mounting or handling considerations for SM4T68AY?

    • It is important to follow proper ESD (electrostatic discharge) precautions when handling SM4T68AY, and it should be mounted on a suitable heat sink to ensure optimal performance.

  7. Can SM4T68AY be used in conjunction with other protective components?

    • Yes, SM4T68AY can be used in combination with other protective components such as varistors and fuses to create a comprehensive protection scheme.

  8. What are the industry standards or certifications associated with SM4T68AY?

    • SM4T68AY complies with industry standards such as AEC-Q101 for automotive applications and is RoHS compliant.

  9. What are the typical failure modes of SM4T68AY?

    • Typical failure modes of SM4T68AY include degradation of clamping voltage and increased leakage current, which may occur under prolonged exposure to high transient conditions.

  10. Where can I find detailed application notes or reference designs for using SM4T68AY in technical solutions?

    • Detailed application notes and reference designs for using SM4T68AY can be found on the manufacturer's website or through authorized distributors.