Vishay Semiconductor Diodes Division
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SMC3K48CAHM3/9A
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SMC3K48CAHM3/9A

Introduction

The SMC3K48CAHM3/9A is a high-power TVS (Transient Voltage Suppressor) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides an overview of the product, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

  • Category: TVS Diode
  • Use: Protection against voltage transients
  • Characteristics: High power handling, fast response time
  • Package: SMA (DO-214AC)
  • Essence: Transient voltage protection
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Power Dissipation: 3000W
  • Breakdown Voltage: 48V
  • Clamping Voltage: 77.4V
  • Operating Temperature Range: -55°C to +150°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The SMC3K48CAHM3/9A TVS diode has a standard SMA (DO-214AC) package with two pins for connection. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

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
  • High power handling capacity
  • RoHS compliant

Disadvantages

  • Relatively high clamping voltage compared to some alternative models
  • Requires careful consideration of mounting and layout for optimal performance

Working Principles

The SMC3K48CAHM3/9A operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the diode rapidly switches into its low impedance state, diverting the excess current away from the protected circuitry and limiting the voltage across it.

Detailed Application Field Plans

The SMC3K48CAHM3/9A is suitable for a wide range of applications requiring protection against transient voltage events, including: - Power supplies - Communication systems - Industrial equipment - Automotive electronics - Solar inverters - LED lighting systems

Detailed and Complete Alternative Models

For applications requiring similar transient voltage protection, alternative models to consider include: - SMCJ48A: Similar power dissipation and breakdown voltage, but in a different package (DO-214AB) - P6KE48CA: Lower power dissipation but lower clamping voltage, available in axial-lead package

In conclusion, the SMC3K48CAHM3/9A TVS diode offers robust protection against transient voltage events, making it a valuable component in various electronic systems. Its high power handling capacity and fast response time make it well-suited for demanding applications where reliable protection is essential.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMC3K48CAHM3/9A en soluciones técnicas

  1. What is the SMC3K48CAHM3/9A used for in technical solutions?

    • The SMC3K48CAHM3/9A is a high-efficiency, compact, and reliable power module designed for use in various technical solutions, such as industrial automation, telecommunications, and renewable energy systems.

  2. What are the key features of the SMC3K48CAHM3/9A?

    • The SMC3K48CAHM3/9A features high power density, wide input voltage range, advanced thermal management, and robust protection mechanisms, making it suitable for demanding technical applications.

  3. How does the SMC3K48CAHM3/9A contribute to system efficiency?

    • The SMC3K48CAHM3/9A's high efficiency and low power losses help improve overall system efficiency, reduce energy consumption, and minimize heat generation, leading to enhanced performance and reliability.

  4. What are the typical installation requirements for the SMC3K48CAHM3/9A?

    • The SMC3K48CAHM3/9A requires proper cooling, adequate electrical insulation, and compliance with safety standards to ensure safe and reliable operation within technical solutions.

  5. Can the SMC3K48CAHM3/9A be integrated into existing control systems?

    • Yes, the SMC3K48CAHM3/9A is designed for seamless integration into various control systems, offering flexibility and compatibility with different technical solution architectures.

  6. What are the recommended maintenance procedures for the SMC3K48CAHM3/9A?

    • Regular inspection for dust accumulation, checking for loose connections, and monitoring of operating temperatures are recommended maintenance procedures to ensure optimal performance and longevity of the SMC3K48CAHM3/9A.

  7. Does the SMC3K48CAHM3/9A support remote monitoring and diagnostics?

    • Yes, the SMC3K48CAHM3/9A can be equipped with remote monitoring and diagnostic capabilities, allowing real-time status updates and proactive maintenance in technical solutions.

  8. What are the environmental considerations when using the SMC3K48CAHM3/9A in technical solutions?

    • The SMC3K48CAHM3/9A complies with environmental regulations and is designed for minimal environmental impact, with features such as lead-free construction and high energy efficiency.

  9. Are there any specific safety precautions associated with the SMC3K48CAHM3/9A?

    • Safety precautions include following proper installation guidelines, ensuring proper grounding, and adhering to electrical safety standards to prevent electrical hazards in technical solutions.

  10. Can the SMC3K48CAHM3/9A be customized for specific technical solution requirements?

    • Yes, the SMC3K48CAHM3/9A can be customized to meet specific voltage, current, and control interface requirements, providing tailored solutions for diverse technical applications.