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SMDJ48C
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SMDJ48C - TVS Diode Encyclopedia Entry

Introduction

The SMDJ48C is a Transient Voltage Suppressor (TVS) diode that belongs to the category of semiconductor devices. This entry provides an overview of the SMDJ48C, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Semiconductor Devices
  • Use: Protection against transient voltage spikes
  • Characteristics: Fast response time, high surge capability, low clamping voltage
  • Package: SMD (Surface Mount Device)
  • Essence: Provides overvoltage protection for sensitive electronic components
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Voltage Rating: 48V
  • Peak Pulse Power: 1500W
  • Breakdown Voltage: 53.3V
  • Operating Temperature Range: -55°C to 150°C
  • Package Type: DO-214AB (SMC)

Detailed Pin Configuration

The SMDJ48C TVS diode has a standard SMC package with two pins. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Rapidly clamps transient voltage spikes to protect downstream components.
  • Low Clamping Voltage: Ensures minimal stress on protected circuits during transient events.
  • Fast Response Time: Quickly responds to voltage surges to prevent damage to sensitive electronics.

Advantages and Disadvantages

Advantages

  • Effective protection against transient voltage spikes
  • Fast response time
  • Low clamping voltage
  • High surge capability

Disadvantages

  • Limited to specific voltage ratings
  • Requires careful consideration of placement in circuit design

Working Principles

The SMDJ48C operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the TVS diode rapidly conducts, diverting excess current away from sensitive components and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMDJ48C is commonly used in various applications, including: - Telecommunications: Protects communication equipment from lightning-induced surges. - Industrial Control Systems: Safeguards control systems from voltage transients. - Automotive Electronics: Shields automotive electronics from voltage spikes due to load dump or ESD events.

Detailed and Complete Alternative Models

Some alternative models to the SMDJ48C TVS diode include: - SMAJ48A: Similar voltage rating and package type - P6SMB48CA: Higher surge capability and different package type - 5KP48A: Higher power handling capability and axial package

In conclusion, the SMDJ48C TVS diode is a crucial component for protecting sensitive electronic circuits from transient voltage spikes. Its fast response time, low clamping voltage, and high surge capability make it an essential part of various electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMDJ48C v technických řešeních

Sure, here are 10 common questions and answers related to the application of SMDJ48C in technical solutions:

  1. What is SMDJ48C?

    • SMDJ48C is a type of TVS (transient voltage suppressor) diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMDJ48C?

    • The maximum peak pulse power of SMDJ48C is 3000 watts.

  3. What is the breakdown voltage of SMDJ48C?

    • The breakdown voltage of SMDJ48C is 48 volts.

  4. What are the typical applications of SMDJ48C?

    • SMDJ48C is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the operating temperature range of SMDJ48C?

    • The operating temperature range of SMDJ48C is -55°C to +150°C.

  6. How does SMDJ48C provide protection against voltage transients?

    • SMDJ48C clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.

  7. Can SMDJ48C be used in high-speed data line protection?

    • Yes, SMDJ48C can be used to protect high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  8. Is SMDJ48C RoHS compliant?

    • Yes, SMDJ48C is RoHS compliant, meaning it meets the requirements of the Restriction of Hazardous Substances directive.

  9. What is the package type of SMDJ48C?

    • SMDJ48C is available in a surface mount DO-214AB package.

  10. Are there any recommended layout considerations when using SMDJ48C in a circuit?

    • It is recommended to minimize the length and impedance of the traces connecting SMDJ48C to the protected circuit, and to ensure proper grounding for effective transient suppression.

I hope these questions and answers are helpful! Let me know if you need further assistance.