Microsemi Corporation
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SMBJ5949AE3/TR13
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SMBJ5949AE3/TR13

Product Overview

  • Category: Diode
  • Use: Voltage suppression and transient protection
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: DO-214AA (SMB), 2 pins
  • Essence: Transient voltage suppressor diode
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 600W
  • Breakdown Voltage: 54.1V
  • Clamping Voltage: 87.1V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ5949AE3/TR13 has a simple 2-pin configuration with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

  • Provides protection against voltage transients
  • Fast response time ensures minimal damage to protected components
  • Low clamping voltage prevents excessive voltage across the protected circuit

Advantages and Disadvantages

Advantages: - High surge current capability - Wide operating temperature range - Compact package size

Disadvantages: - Relatively high clamping voltage compared to some alternatives - Limited breakdown voltage compared to higher-rated diodes

Working Principles

The SMBJ5949AE3/TR13 operates by diverting excess transient voltage away from sensitive components in a 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 safely dissipated.

Detailed Application Field Plans

This diode is commonly used in electronic circuits where protection against voltage transients is required, such as in power supplies, communication equipment, and automotive electronics. It is particularly suitable for applications where space is limited and a fast response time is critical.

Detailed and Complete Alternative Models

  • SMBJ5913B: Similar characteristics but with a lower breakdown voltage of 16.7V
  • SMBJ5956D: Higher breakdown voltage of 62.2V and higher clamping voltage of 100V
  • SMBJ5975C: Higher surge current capability and lower clamping voltage than the SMBJ5949AE3/TR13

Note: The above information is based on the latest available data at the time of writing.

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기술 솔루션에 SMBJ5949AE3/TR13 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the SMBJ5949AE3/TR13?

    • The SMBJ5949AE3/TR13 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of the SMBJ5949AE3/TR13?

    • The maximum peak pulse power of the SMBJ5949AE3/TR13 is 600 watts.

  3. What is the breakdown voltage of the SMBJ5949AE3/TR13?

    • The breakdown voltage of the SMBJ5949AE3/TR13 is 66.7V.

  4. What are the typical applications of the SMBJ5949AE3/TR13?

    • The SMBJ5949AE3/TR13 is commonly used in various electronic devices and systems such as power supplies, telecommunications equipment, and automotive electronics to protect against voltage surges.

  5. What is the clamping voltage of the SMBJ5949AE3/TR13?

    • The clamping voltage of the SMBJ5949AE3/TR13 is 86.9V at 10A.

  6. What is the operating temperature range of the SMBJ5949AE3/TR13?

    • The SMBJ5949AE3/TR13 has an operating temperature range of -55°C to +150°C.

  7. Does the SMBJ5949AE3/TR13 meet any specific industry standards?

    • Yes, the SMBJ5949AE3/TR13 complies with the requirements of the RoHS directive and is also halogen-free.

  8. What is the package type of the SMBJ5949AE3/TR13?

    • The SMBJ5949AE3/TR13 comes in a surface mount DO-214AA (SMB) package.

  9. Can the SMBJ5949AE3/TR13 be used for ESD protection?

    • Yes, the SMBJ5949AE3/TR13 can be utilized for electrostatic discharge (ESD) protection in various electronic circuits and systems.

  10. What are the key features of the SMBJ5949AE3/TR13?

    • The SMBJ5949AE3/TR13 features low leakage current, fast response time, and high surge capability, making it suitable for transient voltage suppression in a wide range of applications.