Microsemi Corporation
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SMBJ4737E3/TR13
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SMBJ4737E3/TR13

Product Overview

  • Category: Diode
  • Use: Voltage suppression in electronic circuits
  • Characteristics: Transient voltage suppressor diode, low clamping voltage, fast response time
  • Package: DO-214AB (SMC), 2.9mm height, 5.3mm width
  • Essence: Protects sensitive electronic components from voltage spikes
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 43.7V
  • Voltage - Breakdown (Min): 48.5V
  • Clamping Voltage (Max) @ Ipp: 70.1V
  • Peak Pulse Current: 30.6A
  • Power Dissipation (Max): 600W

Detailed Pin Configuration

The SMBJ4737E3/TR13 has two pins and follows the standard pin configuration for diodes.

Functional Features

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

Advantages

  • Effectively protects against voltage transients
  • Fast response time helps prevent damage to sensitive electronics
  • Compact package size for easy integration into circuit designs

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection
  • Clamping voltage may be too high for some ultra-sensitive applications

Working Principles

The SMBJ4737E3/TR13 operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It achieves this by rapidly conducting when the voltage exceeds its breakdown voltage, effectively clamping the voltage to a safe level.

Detailed Application Field Plans

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

Detailed and Complete Alternative Models

  • SMBJ4728B-TP: Similar specifications with slightly lower clamping voltage
  • SMBJ4744A-TP: Higher breakdown voltage and peak pulse current handling

In conclusion, the SMBJ4737E3/TR13 is a reliable transient voltage suppressor diode that offers fast response times and low clamping voltage, making it suitable for a wide range of electronic applications.

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Texniki həllərdə SMBJ4737E3/TR13 tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın

  1. What is the SMBJ4737E3/TR13?

    • The SMBJ4737E3/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 SMBJ4737E3/TR13?

    • The maximum working voltage of the SMBJ4737E3/TR13 is 43.7 volts.

  3. What is the peak pulse power of the SMBJ4737E3/TR13?

    • The peak pulse power of the SMBJ4737E3/TR13 is 600 watts.

  4. What are the typical applications for the SMBJ4737E3/TR13?

    • The SMBJ4737E3/TR13 is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics to protect against voltage surges.

  5. What is the clamping voltage of the SMBJ4737E3/TR13?

    • The clamping voltage of the SMBJ4737E3/TR13 is 58.1 volts.

  6. What is the operating temperature range of the SMBJ4737E3/TR13?

    • The SMBJ4737E3/TR13 has an operating temperature range of -55°C to +150°C.

  7. Is the SMBJ4737E3/TR13 RoHS compliant?

    • Yes, the SMBJ4737E3/TR13 is RoHS compliant, making it suitable for use in environmentally conscious designs.

  8. What package type does the SMBJ4737E3/TR13 come in?

    • The SMBJ4737E3/TR13 is available in a surface mount DO-214AA (SMB) package.

  9. What are the key features of the SMBJ4737E3/TR13?

    • The key features of the SMBJ4737E3/TR13 include low leakage current, fast response time, and high surge capability.

  10. Where can I find detailed specifications and application notes for the SMBJ4737E3/TR13?

    • Detailed specifications and application notes for the SMBJ4737E3/TR13 can be found in the product datasheet provided by the manufacturer or distributor.