Microsemi Corporation
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SMBJ4740E3/TR13
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SMBJ4740E3/TR13

Product Overview

  • Category: Diode
  • Use: Voltage suppression in electronic circuits
  • Characteristics: Transient voltage suppressor diode, 600W peak pulse power capability, low clamping voltage, fast response time
  • Package: DO-214AA (SMB), 2.9mm height
  • Essence: Provides protection against voltage transients
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Power Dissipation: 600W
  • Breakdown Voltage Range: 43.6V to 51.4V
  • Operating Temperature Range: -55°C to +150°C
  • Reverse Standoff Voltage: 40V
  • Forward Voltage: 3.5V at 10A

Detailed Pin Configuration

The SMBJ4740E3/TR13 has a standard DO-214AA package with two pins. Pin 1 is the cathode and pin 2 is the anode.

Functional Features

  • Provides transient voltage suppression for sensitive electronics
  • Fast response time to clamp transient voltages
  • Low clamping voltage to protect downstream components

Advantages and Disadvantages

Advantages

  • High peak power dissipation capability
  • Fast response time
  • Low clamping voltage

Disadvantages

  • Limited breakdown voltage range
  • Relatively high forward voltage at higher currents

Working Principles

The SMBJ4740E3/TR13 operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It acts as a shunt to protect downstream electronics from overvoltage events.

Detailed Application Field Plans

This diode is commonly used in various electronic devices and systems, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • SMBJ4728E3/TR13: Breakdown Voltage Range: 41.4V to 48.1V
  • SMBJ4761E3/TR13: Breakdown Voltage Range: 58.1V to 64.9V
  • SMBJ4788E3/TR13: Breakdown Voltage Range: 77.8V to 86.6V

In conclusion, the SMBJ4740E3/TR13 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage transients. With its high peak power dissipation capability and fast response time, it is widely used in various applications across different industries.

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기술 솔루션에 SMBJ4740E3/TR13 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the SMBJ4740E3/TR13?

    • The SMBJ4740E3/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 SMBJ4740E3/TR13?

    • The maximum working voltage of the SMBJ4740E3/TR13 is 440V.

  3. What is the peak pulse power dissipation of the SMBJ4740E3/TR13?

    • The peak pulse power dissipation of the SMBJ4740E3/TR13 is 600W.

  4. What are the typical applications of the SMBJ4740E3/TR13?

    • The SMBJ4740E3/TR13 is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics for transient voltage protection.

  5. What is the breakdown voltage of the SMBJ4740E3/TR13?

    • The breakdown voltage of the SMBJ4740E3/TR13 is 494V.

  6. What is the operating temperature range of the SMBJ4740E3/TR13?

    • The SMBJ4740E3/TR13 has an operating temperature range of -55°C to 150°C.

  7. Does the SMBJ4740E3/TR13 meet any specific industry standards?

    • Yes, the SMBJ4740E3/TR13 complies with the requirements of AEC-Q101 for automotive applications.

  8. Can the SMBJ4740E3/TR13 be used for ESD protection?

    • Yes, the SMBJ4740E3/TR13 can be used for electrostatic discharge (ESD) protection in various electronic circuits.

  9. What package type does the SMBJ4740E3/TR13 come in?

    • The SMBJ4740E3/TR13 is available in a DO-214AA (SMB) package.

  10. Is the SMBJ4740E3/TR13 RoHS compliant?

    • Yes, the SMBJ4740E3/TR13 is compliant with the Restriction of Hazardous Substances (RoHS) directive.