Microsemi Corporation
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SMBJ4732AE3/TR13
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SMBJ4732AE3/TR13

Product Overview

  • Category: Diode
  • Use: Voltage suppression in electronic circuits
  • Characteristics: Transient voltage suppressor diode, 500W power dissipation, 5.0V to 440V stand-off voltage range, bidirectional configuration
  • Package: DO-214AA (SMB), 2-pin
  • Essence: Protects sensitive electronic components from voltage spikes
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Part Number: SMBJ4732AE3/TR13
  • Stand-off Voltage: 5.0V
  • Breakdown Voltage: 5.6V
  • Maximum Clamping Voltage: 9.2V
  • Peak Pulse Current: 19.4A
  • Power Dissipation: 500W
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

  • Pin 1: Anode
  • Pin 2: Cathode

Functional Features

  • Provides transient voltage protection for sensitive electronic components
  • Fast response time to clamp transient voltages to safe levels
  • Low clamping voltage ensures minimal stress on protected circuits

Advantages and Disadvantages

Advantages

  • High power dissipation capability
  • Bidirectional configuration for versatile use
  • Compact DO-214AA package for space-constrained applications

Disadvantages

  • Limited stand-off voltage range compared to some alternatives
  • Higher clamping voltage than some competing models

Working Principles

The SMBJ4732AE3/TR13 operates by diverting excess transient voltage away from sensitive electronic components, thereby protecting them from damage. When a transient voltage spike occurs, the diode rapidly conducts, clamping the voltage to a safe level and dissipating the excess energy as heat.

Detailed Application Field Plans

  • Telecommunications: Protection of communication equipment from lightning-induced surges
  • Automotive Electronics: Safeguarding vehicle electronics from voltage transients
  • Industrial Control Systems: Shielding PLCs and control circuitry from electrical disturbances

Detailed and Complete Alternative Models

  • SMBJ5.0A: Stand-off Voltage: 5.0V, Power Dissipation: 600W
  • SMBJ15CA: Stand-off Voltage: 15V, Power Dissipation: 1500W
  • SMBJ24A: Stand-off Voltage: 24V, Power Dissipation: 400W

In conclusion, the SMBJ4732AE3/TR13 is a reliable transient voltage suppressor diode suitable for a wide range of electronic applications, offering robust protection and efficient performance.

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기술 솔루션에 SMBJ4732AE3/TR13 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the SMBJ4732AE3/TR13?

    • The SMBJ4732AE3/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 SMBJ4732AE3/TR13?

    • The maximum working voltage of the SMBJ4732AE3/TR13 is 440V.

  3. What is the peak pulse power dissipation of the SMBJ4732AE3/TR13?

    • The peak pulse power dissipation of the SMBJ4732AE3/TR13 is 600W.

  4. What are the typical applications of the SMBJ4732AE3/TR13?

    • The SMBJ4732AE3/TR13 is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics to protect against voltage transients.

  5. What is the clamping voltage of the SMBJ4732AE3/TR13?

    • The clamping voltage of the SMBJ4732AE3/TR13 is 775V.

  6. What is the operating temperature range of the SMBJ4732AE3/TR13?

    • The operating temperature range of the SMBJ4732AE3/TR13 is -55°C to 150°C.

  7. Does the SMBJ4732AE3/TR13 meet industry standards for surge protection?

    • Yes, the SMBJ4732AE3/TR13 meets industry standards such as IEC 61000-4-5 for surge protection.

  8. Can the SMBJ4732AE3/TR13 be used in high-speed data line protection?

    • Yes, the SMBJ4732AE3/TR13 is suitable for high-speed data line protection due to its fast response time.

  9. What package type does the SMBJ4732AE3/TR13 come in?

    • The SMBJ4732AE3/TR13 is available in a DO-214AA (SMB) package.

  10. Is the SMBJ4732AE3/TR13 RoHS compliant?

    • Yes, the SMBJ4732AE3/TR13 is RoHS compliant, making it suitable for use in environmentally conscious designs.