Vishay Semiconductor Opto Division
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VEMD2503X01
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VEMD2503X01

Introduction

The VEMD2503X01 is a photodiode belonging to the category of optoelectronic components. This device is commonly used for light sensing applications and exhibits specific characteristics, packaging, and quantity details.

Basic Information Overview

  • Category: Optoelectronic Component
  • Use: Light Sensing
  • Characteristics: High sensitivity to visible and near-infrared light, low dark current
  • Package: Surface Mount
  • Essence: Photodiode for light detection
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Wavelength Range: 350 nm to 1100 nm
  • Responsivity (λ = 950 nm): 0.44 A/W
  • Dark Current (VR = 10 V): 2 nA
  • Reverse Light Current (VR = 5 V, Ee = 1 mW/cm²): 0.1 µA

Detailed Pin Configuration

The VEMD2503X01 features a standard 2-pin configuration with an anode and cathode for easy integration into electronic circuits.

Functional Features

  • High Responsivity: The photodiode offers high sensitivity to light in the visible and near-infrared spectrum.
  • Low Dark Current: The device exhibits minimal leakage current, ensuring accurate light detection even in low-light conditions.

Advantages and Disadvantages

Advantages

  • High sensitivity to light
  • Low dark current
  • Small form factor for easy integration

Disadvantages

  • Limited to specific wavelength range
  • Susceptible to damage from excessive light exposure

Working Principles

The VEMD2503X01 operates based on the principle of converting incident light into electrical current. When exposed to light within its specified wavelength range, the photodiode generates a photocurrent proportional to the light intensity.

Detailed Application Field Plans

The VEMD2503X01 finds extensive use in various applications, including: - Ambient light sensing in consumer electronics - Industrial light measurement and control systems - Medical devices for pulse oximetry and photoplethysmography

Detailed and Complete Alternative Models

  • VEMD2510X01: Extended wavelength range up to 1200 nm
  • VEMD2520X01: Higher responsivity for low-light applications
  • VEMD2530X01: Enhanced package design for rugged environments

In conclusion, the VEMD2503X01 photodiode offers high sensitivity and low dark current, making it suitable for diverse light sensing applications across different industries.

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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem VEMD2503X01 w rozwiązaniach technicznych

  1. What is the VEMD2503X01 photodiode used for?

    • The VEMD2503X01 is a photodiode designed for high-speed and high-sensitivity applications, such as optical communication, industrial automation, and medical devices.

  2. What is the spectral range of the VEMD2503X01?

    • The VEMD2503X01 has a spectral range from 320 nm to 1100 nm, making it suitable for a wide range of applications in the visible and near-infrared spectrum.

  3. What is the responsivity of the VEMD2503X01?

    • The responsivity of the VEMD2503X01 is typically around 0.5 A/W at 850 nm, providing high sensitivity to light in its operating range.

  4. What are the typical applications of the VEMD2503X01 in industrial automation?

    • In industrial automation, the VEMD2503X01 can be used for position sensing, object detection, and barcode scanning due to its high speed and sensitivity.

  5. How does the VEMD2503X01 perform in low-light conditions?

    • The VEMD2503X01 exhibits excellent performance in low-light conditions, making it suitable for applications requiring detection of weak light signals.

  6. Can the VEMD2503X01 be used in medical devices?

    • Yes, the VEMD2503X01 can be integrated into medical devices for applications such as pulse oximetry, photoplethysmography, and fluorescence measurement.

  7. What are the key features of the VEMD2503X01 for optical communication applications?

    • The VEMD2503X01 offers high bandwidth, low capacitance, and low dark current, making it ideal for use in optical communication systems for data transmission and reception.

  8. Is the VEMD2503X01 sensitive to ambient light?

    • The VEMD2503X01 has a built-in daylight blocking filter to minimize the influence of ambient light, ensuring accurate and reliable operation.

  9. What are the recommended operating conditions for the VEMD2503X01?

    • The VEMD2503X01 operates well within a temperature range of -40°C to 125°C and can handle a reverse voltage of up to 5V.

  10. Are there any specific considerations for circuit design when using the VEMD2503X01?

    • It's important to ensure proper shielding and filtering to minimize noise and interference, as well as to provide adequate biasing and amplification for optimal performance of the photodiode.