Vishay Semiconductor Diodes Division
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SMCJ54A-E3/9AT
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SMCJ54A-E3/9AT

Introduction

The SMCJ54A-E3/9AT is a semiconductor product belonging to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMCJ54A-E3/9AT is known for its high reliability, fast response time, and robust packaging, making it suitable for a wide range of applications.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients in electronic circuits
  • Characteristics: Fast response time, high reliability, low leakage current
  • Package: SMC (DO-214AB) package
  • Essence: Semiconductor device for voltage suppression
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Peak Power Dissipation: 1500W
  • Breakdown Voltage: 54V
  • Operating Voltage: 43.6V
  • Clamping Voltage: 87.1V
  • Peak Pulse Current: 68.2A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMCJ54A-E3/9AT follows the standard pin configuration for SMC package diodes, with two leads for connection to the circuit.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Fast Response Time: Rapidly responds to voltage spikes to prevent damage to sensitive electronics.
  • Low Leakage Current: Minimizes power loss during normal operation.

Advantages and Disadvantages

Advantages

  • High reliability
  • Fast response time
  • Low leakage current
  • Robust packaging

Disadvantages

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

Working Principles

The SMCJ54A-E3/9AT operates by diverting excess voltage away from sensitive components in the circuit, thereby protecting them from damage. When a transient voltage spike occurs, the diode rapidly conducts, providing a low-impedance path for the excess energy to be dissipated.

Detailed Application Field Plans

The SMCJ54A-E3/9AT finds extensive use in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • SMCJ5.0A: 5.0V breakdown voltage
  • SMCJ10A: 10V breakdown voltage
  • SMCJ24A: 24V breakdown voltage
  • SMCJ100A: 100V breakdown voltage

In conclusion, the SMCJ54A-E3/9AT transient voltage suppressor diode offers reliable protection against voltage spikes and transients in electronic circuits. Its fast response time, low leakage current, and robust packaging make it a preferred choice for various applications across different industries.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMCJ54A-E3/9AT v technických řešeních

Sure, here are 10 common questions and answers related to the application of SMCJ54A-E3/9AT in technical solutions:

  1. What is the maximum peak pulse power dissipation of SMCJ54A-E3/9AT?

    • The maximum peak pulse power dissipation is 1500 watts for a 10/1000 μs waveform.

  2. What is the breakdown voltage of SMCJ54A-E3/9AT?

    • The breakdown voltage is typically 58.9 volts at a test current of 1 mA.

  3. What is the clamping voltage of SMCJ54A-E3/9AT?

    • The clamping voltage is typically 77.4 volts at a peak pulse current of 10 A.

  4. What is the operating temperature range for SMCJ54A-E3/9AT?

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

  5. What is the peak pulse current rating of SMCJ54A-E3/9AT?

    • The peak pulse current rating is 200 A for an 8/20 μs waveform.

  6. What are the typical applications for SMCJ54A-E3/9AT?

    • Typical applications include protection of sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD).

  7. What is the package type of SMCJ54A-E3/9AT?

    • It is available in a surface mount DO-214AB (SMC) package.

  8. What is the reverse stand-off voltage of SMCJ54A-E3/9AT?

    • The reverse stand-off voltage is 54 volts.

  9. What is the response time of SMCJ54A-E3/9AT?

    • The response time is typically less than 1.0 nanosecond from 0 V to BV min.

  10. Is SMCJ54A-E3/9AT RoHS compliant?

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

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