Littelfuse Inc.
이미지는 예시일 수 있습니다.
제품 세부사항은 사양을 확인하세요.
SMDJ120C
자세히보기 데이터시트

SMDJ120C - Encyclopedia Entry

Product Overview

The SMDJ120C belongs to the category of TVS (Transient Voltage Suppressor) diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transient surges. The SMDJ120C is characterized by its high surge capability, low clamping voltage, and compact surface-mount package. It is typically available in tape and reel packaging with a specified quantity per reel.

Specifications

  • Voltage Rating: 120V
  • Peak Pulse Power: 3000W
  • Package Type: DO-214AB (SMC)
  • Quantity per Reel: 1500 units

Detailed Pin Configuration

The SMDJ120C follows the standard pin configuration for diodes, with two terminals for connection. The anode and cathode terminals are clearly marked on the package for easy identification during installation.

Functional Features

  • High Surge Capability: The SMDJ120C can effectively handle large transient surges, protecting downstream components.
  • Low Clamping Voltage: Ensures that the protected circuitry is exposed to minimal voltage during transient events.
  • Surface-Mount Package: The compact SMC package allows for easy integration onto PCBs, saving space and simplifying assembly.

Advantages and Disadvantages

Advantages

  • Effective surge protection
  • Low clamping voltage
  • Compact surface-mount package

Disadvantages

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

Working Principles

When a transient voltage spike occurs, the SMDJ120C rapidly conducts current, diverting the excess energy away from the sensitive components. This action helps to limit the voltage across the protected circuit, preventing damage due to overvoltage conditions.

Detailed Application Field Plans

The SMDJ120C is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

  • SMDJ5.0A: 5.0V rating, 3000W peak pulse power
  • SMDJ15CA: 15V rating, 3000W peak pulse power
  • SMDJ200A: 200V rating, 3000W peak pulse power

In conclusion, the SMDJ120C is a vital component in safeguarding electronic circuits against transient voltage events. Its high surge capability, low clamping voltage, and compact package make it a preferred choice for various applications in the electronics industry.

[Word Count: 366]

기술 솔루션에 SMDJ120C 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the maximum peak pulse power of SMDJ120C?

    • The maximum peak pulse power of SMDJ120C is 3000 watts.

  2. What is the breakdown voltage of SMDJ120C?

    • The breakdown voltage of SMDJ120C is 120 volts.

  3. What is the typical clamping voltage of SMDJ120C?

    • The typical clamping voltage of SMDJ120C is 193 volts at 10A.

  4. What is the operating temperature range for SMDJ120C?

    • The operating temperature range for SMDJ120C is -55°C to +150°C.

  5. What is the peak pulse current rating of SMDJ120C?

    • The peak pulse current rating of SMDJ120C is 500A.

  6. What are the typical applications for SMDJ120C?

    • SMDJ120C is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial control systems, and power supplies.

  7. Does SMDJ120C meet any specific industry standards?

    • Yes, SMDJ120C meets the requirements of various industry standards, including IEC 61000-4-5 for surge immunity testing.

  8. What is the package type of SMDJ120C?

    • SMDJ120C is available in a DO-214AB (SMC) package.

  9. Is SMDJ120C RoHS compliant?

    • Yes, SMDJ120C is RoHS compliant, making it suitable for use in environmentally conscious designs.

  10. Can SMDJ120C be used for overvoltage protection in automotive applications?

    • Yes, SMDJ120C can be utilized for overvoltage protection in automotive electronics, such as in-vehicle infotainment systems and engine control units.