Vishay Semiconductor Diodes Division
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SMBG43AHE3/52
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SMBG43AHE3/52

Product Overview

The SMBG43AHE3/52 belongs to the category of semiconductor devices and is specifically used as a transient voltage suppressor (TVS) diode. This diode is designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. The characteristics of the SMBG43AHE3/52 include its low clamping voltage, fast response time, and high surge capability. It is typically packaged in a SMB package and is available in various packaging quantities.

Specifications

  • Part Number: SMBG43AHE3/52
  • Category: Semiconductor Devices
  • Use: Transient Voltage Suppressor (TVS) Diode
  • Characteristics: Low Clamping Voltage, Fast Response Time, High Surge Capability
  • Package: SMB
  • Packaging/Quantity: Various options available

Detailed Pin Configuration

The SMBG43AHE3/52 TVS diode typically has two pins, with the pin configuration as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

The functional features of the SMBG43AHE3/52 include: - Transient Voltage Suppression: Provides protection against voltage transients induced by various sources. - Low Clamping Voltage: Ensures that the protected circuitry is exposed to minimal voltage during transient events. - Fast Response Time: Rapidly responds to transient events, minimizing the risk of damage to sensitive electronics.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Low clamping voltage for enhanced protection
  • Fast response time
  • Compact SMB package for space-saving designs

Disadvantages

  • Limited surge current handling capability compared to larger TVS diodes
  • May require additional components for comprehensive transient protection in some applications

Working Principles

The SMBG43AHE3/52 TVS diode works by diverting excessive transient current away from sensitive electronic components when a voltage surge occurs. It achieves this by rapidly transitioning into a low-impedance state when the voltage exceeds a certain threshold, effectively shunting the excess energy to ground and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBG43AHE3/52 TVS diode finds extensive application in various fields, including: - Telecommunications: Protects communication equipment from lightning-induced surges and ESD events. - Automotive Electronics: Safeguards automotive electronics from voltage transients caused by load switching and other external factors. - Industrial Control Systems: Provides protection for industrial control systems against transient events in harsh environments.

Detailed and Complete Alternative Models

Some alternative models to the SMBG43AHE3/52 TVS diode include: - SMBJ43A: Similar TVS diode with slightly different electrical characteristics - SMBG40A: Lower voltage variant for applications with specific voltage requirements - SMBJ45CA: TVS diode with higher surge capability for more demanding applications

In conclusion, the SMBG43AHE3/52 TVS diode offers effective transient voltage suppression with its low clamping voltage, fast response time, and compact SMB package, making it suitable for a wide range of applications in diverse fields.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBG43AHE3/52 v technických řešeních

  1. What is SMBG43AHE3/52?

    • SMBG43AHE3/52 is a high-efficiency, low VF Schottky barrier rectifier diode designed for use in various technical solutions.

  2. What are the key features of SMBG43AHE3/52?

    • The key features include low forward voltage drop, high current capability, and high surge capacity, making it suitable for demanding technical applications.

  3. In what technical solutions can SMBG43AHE3/52 be used?

    • SMBG43AHE3/52 can be used in power supplies, LED lighting, automotive electronics, and other applications requiring high-efficiency rectification.

  4. What is the maximum forward voltage of SMBG43AHE3/52?

    • The maximum forward voltage of SMBG43AHE3/52 is typically very low, which helps minimize power losses in technical solutions.

  5. What is the reverse voltage rating of SMBG43AHE3/52?

    • SMBG43AHE3/52 has a high reverse voltage rating, making it suitable for applications where reverse voltage protection is critical.

  6. Does SMBG43AHE3/52 have a high surge capacity?

    • Yes, SMBG43AHE3/52 is designed to handle high surge currents, providing robust protection in technical solutions.

  7. Is SMBG43AHE3/52 suitable for high-frequency applications?

    • Yes, SMBG43AHE3/52's low VF and fast switching characteristics make it well-suited for high-frequency applications such as switch-mode power supplies.

  8. What are the temperature specifications for SMBG43AHE3/52?

    • SMBG43AHE3/52 is designed to operate over a wide temperature range, making it suitable for diverse technical environments.

  9. Can SMBG43AHE3/52 be used in automotive electronics?

    • Yes, SMBG43AHE3/52 is suitable for automotive applications due to its high efficiency and robust design.

  10. Where can I find detailed technical specifications for SMBG43AHE3/52?

    • Detailed technical specifications for SMBG43AHE3/52 can be found in the product datasheet provided by the manufacturer or distributor.