Vishay Semiconductor Diodes Division
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SMCJ33C-E3/57T
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SMCJ33C-E3/57T - Product Encyclopedia Entry

Introduction

The SMCJ33C-E3/57T is a diode belonging to the category of transient voltage suppressors (TVS). This entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the SMCJ33C-E3/57T.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage transients in electronic circuits
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: SMC (DO-214AB)
  • Essence: Provides overvoltage protection for sensitive electronics
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage: 33V
  • Operating Voltage: 28.2V
  • Clamping Voltage: 45.7V
  • Peak Pulse Current: 64.5A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMCJ33C-E3/57T has a standard SMC package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

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

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Low clamping voltage minimizes stress on protected circuits
  • High surge current capability
  • Compact SMC package for space-constrained applications

Disadvantages

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

Working Principles

The SMCJ33C-E3/57T operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting excess current away from sensitive components and limiting the voltage across the circuit.

Detailed Application Field Plans

The SMCJ33C-E3/57T is commonly used in various applications including: - Telecommunications: Protects communication equipment from lightning-induced surges - Industrial Control Systems: Safeguards control systems from power surges and transients - Automotive Electronics: Shields automotive electronics from voltage spikes - Consumer Electronics: Provides overvoltage protection for consumer electronic devices

Detailed and Complete Alternative Models

  • SMCJ5.0A: Breakdown Voltage: 5.0V, Peak Pulse Power: 1500W
  • SMCJ10A: Breakdown Voltage: 10V, Peak Pulse Power: 1500W
  • SMCJ24A: Breakdown Voltage: 24V, Peak Pulse Power: 1500W
  • SMCJ48A: Breakdown Voltage: 48V, Peak Pulse Power: 1500W

In conclusion, the SMCJ33C-E3/57T is a vital component in protecting electronic circuits from voltage transients, offering fast response, low clamping voltage, and high surge current capability. Its application spans across various industries, and it has several alternative models catering to different voltage requirements.

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技術ソリューションにおける SMCJ33C-E3/57T の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure, here are 10 common questions and answers related to the application of SMCJ33C-E3/57T in technical solutions:

  1. Q: What is the maximum peak pulse power dissipation of SMCJ33C-E3/57T? A: The maximum peak pulse power dissipation is 1500 watts for a 10/1000 µs waveform.

  2. Q: What is the breakdown voltage of SMCJ33C-E3/57T? A: The breakdown voltage is typically 36.7 volts at 1 mA.

  3. Q: Can SMCJ33C-E3/57T be used for overvoltage protection in power supplies? A: Yes, it is commonly used for overvoltage protection in power supplies due to its high surge capability.

  4. Q: Is SMCJ33C-E3/57T suitable for transient voltage suppression in automotive electronics? A: Yes, it is suitable for transient voltage suppression in automotive electronics due to its fast response time and high reliability.

  5. Q: What is the operating temperature range of SMCJ33C-E3/57T? A: The operating temperature range is -55°C to +150°C, making it suitable for a wide range of environments.

  6. Q: Can SMCJ33C-E3/57T be used for ESD protection in communication equipment? A: Yes, it is commonly used for ESD protection in communication equipment due to its low clamping voltage.

  7. Q: Does SMCJ33C-E3/57T meet industry standards for surge protection devices? A: Yes, it meets the requirements of various industry standards such as IEC 61000-4-5 for surge protection.

  8. Q: What is the response time of SMCJ33C-E3/57T to transient voltage spikes? A: The response time is typically less than 1 picosecond, providing rapid protection against voltage transients.

  9. Q: Can SMCJ33C-E3/57T be used for overcurrent protection in industrial control systems? A: Yes, it can be used for overcurrent protection in industrial control systems due to its high surge capability.

  10. Q: Is SMCJ33C-E3/57T RoHS compliant? A: Yes, it is RoHS compliant, making it suitable for use in environmentally sensitive applications.

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