Vishay Semiconductor Diodes Division
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SML4757-E3/61
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SML4757-E3/61

Product Overview

The SML4757-E3/61 belongs to the category of surface mount LED diodes. These diodes are commonly used for indicator and display applications due to their small size, low power consumption, and long lifespan. The SML4757-E3/61 is known for its high brightness and reliability, making it suitable for a wide range of electronic devices. It is typically packaged in reels or trays and is available in various quantities to meet different production needs.

Specifications

  • Forward Voltage: 2.1V
  • Forward Current: 20mA
  • Luminous Intensity: 120mcd
  • Viewing Angle: 120 degrees
  • Package Type: SMD/SMT
  • Packaging: Cut Tape, Reel, Bulk

Detailed Pin Configuration

The SML4757-E3/61 features a standard SMD/SMT package with two pins. The anode and cathode pins are clearly marked for easy identification during circuit assembly.

Functional Features

  • High brightness output
  • Low power consumption
  • Wide viewing angle
  • Reliable performance
  • Compact SMD package

Advantages and Disadvantages

Advantages

  • Energy-efficient
  • Long operational lifespan
  • Suitable for compact designs
  • Wide operating temperature range

Disadvantages

  • Sensitive to electrostatic discharge
  • Limited color options compared to traditional LEDs

Working Principles

The SML4757-E3/61 operates on the principle of electroluminescence, where the movement of electrons within the semiconductor material generates light. When a forward voltage is applied across the diode, electron-hole pairs recombine, emitting photons and producing the characteristic light output.

Detailed Application Field Plans

The SML4757-E3/61 is widely used in: - Consumer electronics (e.g., smartphones, tablets) - Automotive lighting - Signage and displays - Indicator lights for appliances and equipment - Decorative lighting applications

Detailed and Complete Alternative Models

  • SML4756-E3/61
  • SML4758-E3/61
  • SML4760-E3/61
  • SML4762-E3/61

In conclusion, the SML4757-E3/61 surface mount LED diode offers high brightness, energy efficiency, and reliability, making it a popular choice for various electronic applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SML4757-E3/61 en soluciones técnicas

  1. What is the maximum power dissipation of SML4757-E3/61?

    • The maximum power dissipation of SML4757-E3/61 is 500mW.

  2. What is the forward voltage drop of SML4757-E3/61?

    • The forward voltage drop of SML4757-E3/61 is typically 0.72V at 20mA.

  3. What is the reverse voltage rating of SML4757-E3/61?

    • SML4757-E3/61 has a reverse voltage rating of 20V.

  4. What is the peak forward surge current for SML4757-E3/61?

    • The peak forward surge current for SML4757-E3/61 is 2A.

  5. What is the operating temperature range for SML4757-E3/61?

    • SML4757-E3/61 has an operating temperature range of -65°C to +175°C.

  6. Is SML4757-E3/61 RoHS compliant?

    • Yes, SML4757-E3/61 is RoHS compliant.

  7. What is the package type of SML4757-E3/61?

    • SML4757-E3/61 comes in a DO-214AC (SMA) package.

  8. Can SML4757-E3/61 be used in automotive applications?

    • Yes, SML4757-E3/61 is suitable for use in automotive applications.

  9. What are the typical applications for SML4757-E3/61?

    • SML4757-E3/61 is commonly used in voltage regulation, overvoltage protection, and reverse polarity protection circuits.

  10. What are the key differences between SML4757-E3/61 and similar diodes?

    • SML4757-E3/61 offers low forward voltage drop, high surge current capability, and a wide operating temperature range compared to similar diodes.