Microsemi Corporation
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SMBJ4731E3/TR13
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SMBJ4731E3/TR13

Product Overview

  • Category: Diode
  • Use: Voltage suppression in electronic circuits
  • Characteristics: Fast response time, low clamping voltage
  • Package: DO-214AB (SMC)
  • Essence: Transient Voltage Suppressor (TVS) diode
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 30.8V
  • Voltage - Breakdown (Min): 34.2V
  • Clamping Voltage (Max) @ Ipp: 49.9V
  • Peak Pulse Current: 27.7A
  • Power Peak Pulse: 600W

Detailed Pin Configuration

The SMBJ4731E3/TR13 has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Provides protection against transient voltage events
  • Fast response time ensures minimal damage to protected components
  • Low clamping voltage limits voltage excursion during transient events

Advantages and Disadvantages

Advantages

  • Fast response time
  • Low clamping voltage
  • High peak pulse current capability

Disadvantages

  • Limited power dissipation capability
  • May require additional circuitry for comprehensive surge protection

Working Principles

The SMBJ4731E3/TR13 operates by diverting excess transient voltage away from sensitive components in a circuit, thereby protecting them from damage. When a transient event occurs, the diode rapidly conducts, providing a low impedance path for the excess energy to be safely dissipated.

Detailed Application Field Plans

The SMBJ4731E3/TR13 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

  • SMBJ4728B: Similar specifications with slightly lower breakdown voltage
  • SMBJ4744D: Higher breakdown voltage and peak pulse current capability

In conclusion, the SMBJ4731E3/TR13 is a vital component in electronic circuits, offering fast and effective protection against transient voltage events. Its characteristics make it suitable for a wide range of applications, and it has alternative models available to suit specific requirements.

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Texniki həllərdə SMBJ4731E3/TR13 tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın

  1. What is the SMBJ4731E3/TR13?

    • The SMBJ4731E3/TR13 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of the SMBJ4731E3/TR13?

    • The maximum working voltage of the SMBJ4731E3/TR13 is 431 volts.

  3. What is the peak pulse power dissipation of the SMBJ4731E3/TR13?

    • The peak pulse power dissipation of the SMBJ4731E3/TR13 is 600 watts.

  4. What are the typical applications of the SMBJ4731E3/TR13?

    • The SMBJ4731E3/TR13 is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics for transient voltage protection.

  5. What is the clamping voltage of the SMBJ4731E3/TR13?

    • The clamping voltage of the SMBJ4731E3/TR13 is 775 volts.

  6. What is the operating temperature range of the SMBJ4731E3/TR13?

    • The operating temperature range of the SMBJ4731E3/TR13 is -55°C to +150°C.

  7. What is the package type of the SMBJ4731E3/TR13?

    • The SMBJ4731E3/TR13 comes in a surface mount DO-214AA (SMB) package.

  8. Is the SMBJ4731E3/TR13 RoHS compliant?

    • Yes, the SMBJ4731E3/TR13 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.

  9. What are the key features of the SMBJ4731E3/TR13?

    • The key features of the SMBJ4731E3/TR13 include low leakage current, fast response time, and high surge capability.

  10. Where can I find detailed specifications and application notes for the SMBJ4731E3/TR13?

    • Detailed specifications and application notes for the SMBJ4731E3/TR13 can be found in the product datasheet provided by the manufacturer or distributor.