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SMCJ20C
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SMCJ20C Diode - Encyclopedia Entry

Product Overview

The SMCJ20C diode belongs to the category of transient voltage suppressor (TVS) diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMCJ20C diode is characterized by its high surge capability, fast response time, and compact SMC package. It is typically available in tape and reel packaging with a specified quantity per reel.

Specifications

  • Part Number: SMCJ20C
  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: High surge capability, fast response time
  • Package: SMC (DO-214AB)
  • Packaging/Quantity: Tape and Reel, Quantity per Reel (e.g., 1500 pieces)

Detailed Pin Configuration

The SMCJ20C diode follows the standard pin configuration for SMC packages: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.

Advantages and Disadvantages

Advantages

  • High surge capability
  • Fast response time
  • Compact SMC package

Disadvantages

  • Limited power dissipation capability compared to larger TVS diodes
  • May require parallel or series connection for higher power applications

Working Principles

The SMCJ20C diode operates based on the principle of avalanche breakdown. When a 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 SMCJ20C diode finds extensive use in various applications, including: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Automotive Electronics: Safeguarding vehicle electronics from voltage transients. - Industrial Control Systems: Shielding control circuits from power surges and ESD events.

Detailed and Complete Alternative Models

  • SMCJ5.0C: Lower voltage rating for less demanding applications.
  • SMCJ30C: Higher voltage rating for increased surge protection.

In conclusion, the SMCJ20C diode offers reliable transient voltage suppression in a compact SMC package, making it suitable for diverse electronic applications.

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기술 솔루션에 SMCJ20C 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the maximum peak pulse current for SMCJ20C?

    • The maximum peak pulse current for SMCJ20C is 300A.

  2. What is the breakdown voltage of SMCJ20C?

    • The breakdown voltage of SMCJ20C is 22.2V.

  3. What is the typical capacitance of SMCJ20C?

    • The typical capacitance of SMCJ20C is 150pF.

  4. What is the power dissipation of SMCJ20C?

    • The power dissipation of SMCJ20C is 1500W.

  5. What are the typical applications for SMCJ20C?

    • SMCJ20C is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  6. What is the operating temperature range for SMCJ20C?

    • The operating temperature range for SMCJ20C is -55°C to +150°C.

  7. What is the reverse stand-off voltage of SMCJ20C?

    • The reverse stand-off voltage of SMCJ20C is 20V.

  8. Is SMCJ20C RoHS compliant?

    • Yes, SMCJ20C is RoHS compliant.

  9. What is the package type for SMCJ20C?

    • SMCJ20C is available in a DO-214AB (SMC) package.

  10. What are the key differences between SMCJ20C and other similar TVS diodes?

    • SMCJ20C offers higher power dissipation and lower clamping voltage compared to some other TVS diodes, making it suitable for high-energy transient voltage suppression applications.