Microsemi Corporation
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SMBJ4731CE3/TR13
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SMBJ4731CE3/TR13

Product Overview

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

Specifications

  • Part Number: SMBJ4731CE3/TR13
  • Voltage - Reverse Standoff (Typ): 43.6V
  • Voltage - Breakdown (Min): 48.5V
  • Clamping Voltage @ Ipp: 77.4V
  • Current - Peak Pulse (10/1000µs): 30.7A
  • Power - Peak Pulse: 600W
  • Type: Zener

Detailed Pin Configuration

The SMBJ4731CE3/TR13 follows the standard pin configuration for SMB diodes: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Fast response to transient over-voltage events
  • Low clamping voltage to protect sensitive electronic components
  • High surge current capability for robust protection

Advantages and Disadvantages

Advantages

  • Provides effective protection against voltage transients
  • Fast response time ensures minimal impact on circuit operation
  • Compact package allows for space-efficient design

Disadvantages

  • Limited to specific voltage ranges
  • May require additional circuitry for comprehensive protection in complex systems

Working Principles

The SMBJ4731CE3/TR13 operates by diverting excess voltage away from sensitive components during transient over-voltage events. When the voltage exceeds the breakdown voltage, the diode conducts, providing a low impedance path for the excess current, thus protecting the downstream circuitry.

Detailed Application Field Plans

The SMBJ4731CE3/TR13 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • SMBJ4728CE3/TR13: Similar specifications with slightly lower voltage ratings
  • SMBJ4749CE3/TR13: Higher voltage rating with comparable characteristics
  • SMBJ4763CE3/TR13: Lower clamping voltage for more sensitive applications

In conclusion, the SMBJ4731CE3/TR13 is a reliable transient voltage suppressor diode that offers fast response, low clamping voltage, and high surge current capability. Its compact package and efficient performance make it suitable for a wide range of electronic applications.

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기술 솔루션에 SMBJ4731CE3/TR13 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the SMBJ4731CE3/TR13 used for?

    • The SMBJ4731CE3/TR13 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum clamping voltage of the SMBJ4731CE3/TR13?

    • The maximum clamping voltage of the SMBJ4731CE3/TR13 is 775 volts at 10A.

  3. What is the peak pulse current rating of the SMBJ4731CE3/TR13?

    • The SMBJ4731CE3/TR13 has a peak pulse current rating of 30A.

  4. What are the typical applications of the SMBJ4731CE3/TR13?

    • Typical applications of the SMBJ4731CE3/TR13 include protection of power supplies, communication systems, automotive electronics, and industrial equipment.

  5. What is the breakdown voltage of the SMBJ4731CE3/TR13?

    • The breakdown voltage of the SMBJ4731CE3/TR13 is 473 volts.

  6. What is the operating temperature range of the SMBJ4731CE3/TR13?

    • The SMBJ4731CE3/TR13 has an operating temperature range of -55°C to 150°C.

  7. Is the SMBJ4731CE3/TR13 RoHS compliant?

    • Yes, the SMBJ4731CE3/TR13 is RoHS compliant.

  8. What package type does the SMBJ4731CE3/TR13 come in?

    • The SMBJ4731CE3/TR13 comes in a DO-214AA (SMB) package.

  9. What is the lead-free status of the SMBJ4731CE3/TR13?

    • The SMBJ4731CE3/TR13 is lead-free.

  10. What are the key features of the SMBJ4731CE3/TR13?

    • The key features of the SMBJ4731CE3/TR13 include low clamping voltage, fast response time, and high surge capability.