Vishay Semiconductor Diodes Division
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SML4749-E3/61
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SML4749-E3/61

Product Overview

Category

The SML4749-E3/61 belongs to the category of surface mount diodes.

Use

It is commonly used in electronic circuits for rectification and signal processing.

Characteristics

  • Small form factor
  • High reliability
  • Low forward voltage drop
  • Fast switching speed

Package

The SML4749-E3/61 is typically available in a surface mount package.

Essence

This diode is essential for converting alternating current (AC) to direct current (DC) and for signal modulation in electronic devices.

Packaging/Quantity

The diode is usually packaged in reels or tubes, with varying quantities depending on the manufacturer.

Specifications

  • Forward Voltage: 0.7V
  • Reverse Voltage: 40V
  • Forward Current: 1A
  • Reverse Recovery Time: 4ns
  • Maximum Operating Temperature: 150°C

Detailed Pin Configuration

The SML4749-E3/61 has a standard surface mount diode pin configuration with two terminals.

Functional Features

  • Efficient rectification of AC to DC
  • Fast switching speed for signal processing
  • Low forward voltage drop for minimal power loss

Advantages

  • Small form factor allows for compact circuit design
  • High reliability ensures long-term performance
  • Low forward voltage drop reduces power dissipation

Disadvantages

  • Limited reverse voltage tolerance compared to some other diode models
  • May not be suitable for high-power applications due to its current rating

Working Principles

The SML4749-E3/61 operates based on the principles of semiconductor junction behavior, allowing it to conduct current in one direction while blocking it in the reverse direction.

Detailed Application Field Plans

The SML4749-E3/61 is widely used in: - Power supply units - Signal conditioning circuits - Voltage regulation circuits - Switching power converters

Detailed and Complete Alternative Models

Some alternative models to the SML4749-E3/61 include: - 1N4148 - 1N4001 - BAT54S

In conclusion, the SML4749-E3/61 is a versatile surface mount diode with efficient rectification and signal processing capabilities. Its small form factor and reliable performance make it suitable for various electronic applications, especially those requiring compact designs and low power dissipation.

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Énumérez 10 questions et réponses courantes liées à l'application de SML4749-E3/61 dans les solutions techniques

  1. What is the SML4749-E3/61 diode used for?

    • The SML4749-E3/61 diode is commonly used for voltage regulation, signal demodulation, and power supply protection in various technical solutions.

  2. What are the key specifications of the SML4749-E3/61 diode?

    • The SML4749-E3/61 diode typically has a maximum repetitive peak reverse voltage of 100V, a forward continuous current of 1A, and a low forward voltage drop.

  3. How does the SML4749-E3/61 diode compare to similar diodes in terms of performance?

    • The SML4749-E3/61 diode offers high reliability, low leakage current, and fast switching capabilities, making it suitable for a wide range of technical applications.

  4. Can the SML4749-E3/61 diode be used in automotive electronics?

    • Yes, the SML4749-E3/61 diode is often utilized in automotive electronics for functions such as overvoltage protection and voltage regulation.

  5. What are some common circuit configurations using the SML4749-E3/61 diode?

    • The SML4749-E3/61 diode is frequently incorporated into voltage clamping circuits, rectifiers, and DC-DC converter designs.

  6. Does the SML4749-E3/61 diode have any special packaging or mounting requirements?

    • The SML4749-E3/61 diode is available in various surface mount packages, and proper thermal management is recommended for high-power applications.

  7. Are there any known reliability issues with the SML4749-E3/61 diode?

    • The SML4749-E3/61 diode is known for its high reliability and robust construction, making it suitable for demanding technical solutions.

  8. Can the SML4749-E3/61 diode handle high-frequency signals?

    • Yes, the SML4749-E3/61 diode exhibits good high-frequency characteristics, allowing it to be used in RF and microwave applications.

  9. What are the typical temperature ranges for the SML4749-E3/61 diode?

    • The SML4749-E3/61 diode is designed to operate within a wide temperature range, typically from -65°C to 175°C, making it suitable for harsh environments.

  10. Where can I find detailed application notes and reference designs for the SML4749-E3/61 diode?

    • Detailed application notes and reference designs for the SML4749-E3/61 diode can be found on the manufacturer's website or in technical documentation provided by authorized distributors.