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SMCJ220
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SMCJ220 - Product Overview and Specifications

Introduction

The SMCJ220 belongs to the category of transient voltage suppressor diodes (TVS diodes) and is widely used for protecting sensitive electronic devices from voltage spikes and surges. This entry provides a comprehensive overview of the SMCJ220, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and surges
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: SMC (DO-214AB)
  • Essence: TVS diode for circuit protection
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Voltage Rating: 220V
  • Power Dissipation: 1500W
  • Breakdown Voltage: 245V
  • Clamping Voltage: 357V
  • Peak Pulse Current: 43.5A
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The SMCJ220 TVS diode typically has two pins, with the cathode marked by a line on the body of the diode. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Rapid response to transient overvoltage conditions
  • Low clamping voltage to protect downstream components
  • High surge current handling capability
  • Robust construction for reliability in harsh environments

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast reaction time to clamp excessive voltages
  • Suitable for a wide range of applications
  • Compact and easy to integrate into circuit designs

Disadvantages

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

Working Principles

The SMCJ220 operates by diverting excess voltage away from sensitive components when a transient voltage spike occurs. When the voltage exceeds the breakdown voltage, the diode conducts, providing a low-impedance path for the surge current to flow through, thereby limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMCJ220 is commonly used in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics - LED lighting systems

Detailed and Complete Alternative Models

Some alternative models to the SMCJ220 include: - SMCJ5.0A: 5.0V TVS diode - SMCJ10A: 10V TVS diode - SMCJ40CA: 40V TVS diode - SMCJ100A: 100V TVS diode - SMCJ400A: 400V TVS diode

In conclusion, the SMCJ220 transient voltage suppressor diode offers effective protection against voltage spikes and surges, making it an essential component in safeguarding sensitive electronic circuits.

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技術ソリューションにおける SMCJ220 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 SMCJ220 in technical solutions:

  1. What is SMCJ220?

    • SMCJ220 is a type of transient voltage suppressor diode that is designed to protect electronic circuits from overvoltage transients.

  2. What is the maximum peak pulse power of SMCJ220?

    • The maximum peak pulse power of SMCJ220 is typically 1500 watts.

  3. What is the breakdown voltage of SMCJ220?

    • The breakdown voltage of SMCJ220 is 220 volts.

  4. What are the typical applications of SMCJ220?

    • SMCJ220 is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  5. How does SMCJ220 provide overvoltage protection?

    • SMCJ220 clamps the voltage across the protected circuit when an overvoltage event occurs, diverting the excess energy away from sensitive components.

  6. What is the response time of SMCJ220?

    • The response time of SMCJ220 is very fast, typically responding to overvoltage events in nanoseconds.

  7. Can SMCJ220 be used for ESD protection?

    • Yes, SMCJ220 can be used for electrostatic discharge (ESD) protection in sensitive electronic devices and circuits.

  8. What is the operating temperature range of SMCJ220?

    • The operating temperature range of SMCJ220 is typically -55°C to +150°C.

  9. Is SMCJ220 RoHS compliant?

    • Yes, SMCJ220 is generally compliant with the Restriction of Hazardous Substances (RoHS) directive.

  10. Are there any specific layout considerations when using SMCJ220 in a circuit?

    • It is important to minimize the length and impedance of the traces connecting SMCJ220 to the circuit to ensure optimal performance during transient events.

I hope these questions and answers are helpful for your technical solutions involving SMCJ220! Let me know if you need further assistance.