Microsemi Corporation
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SMBJ4738E3/TR13
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SMBJ4738E3/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: Protection of sensitive electronic components from voltage transients
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Power Dissipation: 600W
  • Breakdown Voltage Range: 5V to 188V
  • Operating Temperature Range: -55°C to +150°C
  • Reverse Standoff Voltage: 43.6V
  • Forward Voltage Drop: 0.9V at 1A

Detailed Pin Configuration

The SMBJ4738E3/TR13 has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

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 pulse power capability
  • Fast response time
  • Low clamping voltage

Disadvantages

  • Limited breakdown voltage range
  • Sensitive to reverse voltage polarity

Working Principles

The SMBJ4738E3/TR13 operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It acts as a voltage-triggered switch, shunting the excess energy to protect downstream components.

Detailed Application Field Plans

The SMBJ4738E3/TR13 is commonly used in: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • Alternative Model 1: P6SMBJ4738A
  • Alternative Model 2: SMCJ4738A
  • Alternative Model 3: 1.5SMCJ4738A

This completes the entry for the SMBJ4738E3/TR13, providing comprehensive information on its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Texniki həllərdə SMBJ4738E3/TR13 tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın

  1. What is the SMBJ4738E3/TR13?

    • The SMBJ4738E3/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 SMBJ4738E3/TR13?

    • The maximum working voltage of the SMBJ4738E3/TR13 is 38 volts.

  3. What is the peak pulse power dissipation of the SMBJ4738E3/TR13?

    • The peak pulse power dissipation of the SMBJ4738E3/TR13 is 600 watts.

  4. What are the typical applications of the SMBJ4738E3/TR13?

    • The SMBJ4738E3/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 SMBJ4738E3/TR13?

    • The clamping voltage of the SMBJ4738E3/TR13 is 61.4 volts at 10A.

  6. What is the operating temperature range of the SMBJ4738E3/TR13?

    • The operating temperature range of the SMBJ4738E3/TR13 is -55°C to 150°C.

  7. Is the SMBJ4738E3/TR13 RoHS compliant?

    • Yes, the SMBJ4738E3/TR13 is RoHS compliant, making it suitable for use in environmentally conscious designs.

  8. What is the package type of the SMBJ4738E3/TR13?

    • The SMBJ4738E3/TR13 comes in a surface mount DO-214AA (SMB) package.

  9. What are the key features of the SMBJ4738E3/TR13?

    • The key features of the SMBJ4738E3/TR13 include low incremental surge resistance, fast response time, and high reliability.

  10. Where can I find detailed specifications and application notes for the SMBJ4738E3/TR13?

    • Detailed specifications and application notes for the SMBJ4738E3/TR13 can be found in the product datasheet provided by the manufacturer.