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SML4744HE3/5A
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SML4744HE3/5A - Diode Encyclopedia Entry

Introduction

The SML4744HE3/5A is a diode belonging to the category of surface mount devices. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Diode
  • Use: Rectification, voltage regulation, signal demodulation
  • Characteristics: High efficiency, low forward voltage drop, fast switching speed
  • Package: SOD-123
  • Essence: Silicon rectifier diode
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Forward Voltage Drop (VF): 0.72V @ 1A
  • Reverse Voltage (VR): 40V
  • Average Rectified Current (IO): 1A
  • Peak Surge Current (IO): 30A
  • Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The SML4744HE3/5A diode has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Fast switching speed for high-frequency applications
  • Low forward voltage drop for energy efficiency
  • High surge current capability for robustness

Advantages and Disadvantages

Advantages

  • High efficiency
  • Fast response time
  • Compact package size

Disadvantages

  • Limited reverse voltage tolerance
  • Sensitivity to temperature variations

Working Principles

The SML4744HE3/5A operates based on the principle of semiconductor junction behavior. When forward-biased, it allows current flow with minimal voltage drop. In reverse bias, it blocks current flow up to its breakdown voltage.

Detailed Application Field Plans

The SML4744HE3/5A diode finds extensive use in various applications, including: - Power supplies - Voltage regulators - Signal demodulation circuits - Switching power converters - Overvoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to the SML4744HE3/5A diode include: - 1N4148: General-purpose diode with similar characteristics - 1N4001: Rectifier diode with higher voltage rating - BAT54S: Schottky diode with lower forward voltage drop

In conclusion, the SML4744HE3/5A diode offers high efficiency and fast switching speed, making it suitable for a wide range of applications. However, its limited reverse voltage tolerance and sensitivity to temperature variations should be considered when selecting it for specific designs.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SML4744HE3/5A v technických řešeních

  1. What is the maximum forward voltage of SML4744HE3/5A?

    • The maximum forward voltage of SML4744HE3/5A is 0.9V at 1A.

  2. What is the peak pulse power dissipation of SML4744HE3/5A?

    • The peak pulse power dissipation of SML4744HE3/5A is 3000W.

  3. What are the typical applications for SML4744HE3/5A?

    • SML4744HE3/5A is commonly used in surge protection for telecommunications, industrial equipment, and consumer electronics.

  4. What is the breakdown voltage of SML4744HE3/5A?

    • The breakdown voltage of SML4744HE3/5A is 15.3V.

  5. What is the operating temperature range of SML4744HE3/5A?

    • SML4744HE3/5A has an operating temperature range of -55°C to 150°C.

  6. Is SML4744HE3/5A RoHS compliant?

    • Yes, SML4744HE3/5A is RoHS compliant.

  7. What is the reverse standoff voltage of SML4744HE3/5A?

    • The reverse standoff voltage of SML4744HE3/5A is 12.8V.

  8. Does SML4744HE3/5A have a low leakage current?

    • Yes, SML4744HE3/5A has a low leakage current of less than 1µA at its rated voltage.

  9. Can SML4744HE3/5A be used for ESD protection?

    • Yes, SML4744HE3/5A can be used for ESD protection in various electronic devices.

  10. What package type does SML4744HE3/5A come in?

    • SML4744HE3/5A is available in a DO-214AC (SMA) package.