Lite-On Inc.
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LTR-301
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LTR-301: Product Overview and Specifications

Introduction

The LTR-301 is a versatile sensor belonging to the category of light-to-frequency converters. This device is widely used in various applications due to its unique characteristics, packaging, and functional features.

Basic Information Overview

  • Category: Light-to-Frequency Converter
  • Use: Converts light intensity to a digital frequency output
  • Characteristics: High sensitivity, wide dynamic range, low power consumption
  • Package: Surface-mount package
  • Essence: Efficient light sensing and frequency conversion
  • Packaging/Quantity: Typically available in reels of 2500 units

Specifications

  • Operating Voltage: 2.7V to 3.6V
  • Output Frequency Range: 0.01 Hz to 500 kHz
  • Operating Temperature Range: -40°C to +85°C
  • Responsivity: 0.01 Hz/(lux)
  • Dark Frequency: 0.01 Hz (typical)

Detailed Pin Configuration

The LTR-301 has a standard pin configuration with the following pins: 1. VCC (Power supply) 2. GND (Ground) 3. OUT (Frequency output) 4. SCL (Serial clock input) 5. SDA (Serial data input/output)

Functional Features

  • High Sensitivity: Capable of detecting a wide range of light intensities
  • Wide Dynamic Range: Suitable for use in varying light conditions
  • Low Power Consumption: Energy-efficient operation

Advantages and Disadvantages

Advantages

  • Versatile application in light sensing and frequency conversion
  • Wide operating temperature range
  • Low dark frequency allows for accurate low-light detection

Disadvantages

  • Limited to digital frequency output
  • May require additional circuitry for specific applications

Working Principles

The LTR-301 operates on the principle of converting incident light into a digital frequency output. The internal circuitry processes the light intensity and generates a corresponding frequency signal.

Detailed Application Field Plans

The LTR-301 finds extensive use in the following application fields: - Ambient light sensing in consumer electronics - Industrial automation for light intensity monitoring - Smart agriculture for sunlight measurement - Robotics for object detection and tracking

Detailed and Complete Alternative Models

For users seeking alternative models, the following light-to-frequency converters can be considered: 1. TSL235R 2. OPT3001 3. BH1750FVI

In conclusion, the LTR-301 offers a reliable solution for light sensing and frequency conversion, making it suitable for diverse applications across industries.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням LTR-301 у технічних рішеннях

  1. What is LTR-301?

    • LTR-301 is a compact ambient light sensor module that can be used to measure ambient light intensity in various technical solutions.

  2. How does LTR-301 work?

    • LTR-301 works by detecting the intensity of ambient light using a photodiode and converting it into an electrical signal, which can then be processed by a microcontroller or other electronic devices.

  3. What are the typical applications of LTR-301?

    • LTR-301 is commonly used in applications such as automatic brightness adjustment for displays, ambient light sensing for smart home devices, and light intensity monitoring in industrial equipment.

  4. What is the operating voltage range of LTR-301?

    • The operating voltage range of LTR-301 is typically between 2.5V and 3.6V, making it suitable for a wide range of battery-powered and low-power applications.

  5. Can LTR-301 be used outdoors?

    • LTR-301 can be used outdoors, but it may require additional protection from environmental factors such as moisture and direct sunlight to ensure accurate light intensity measurements.

  6. Is LTR-301 compatible with common microcontrollers?

    • Yes, LTR-301 is compatible with common microcontrollers such as Arduino, Raspberry Pi, and ESP32, making it easy to integrate into various technical solutions.

  7. What is the measurement range of LTR-301?

    • The measurement range of LTR-301 is typically between 0.01 lux and 64,000 lux, allowing it to accurately measure light intensity in both dimly lit and brightly lit environments.

  8. Does LTR-301 have built-in digital interfaces?

    • Yes, LTR-301 features I2C and SMBus digital interfaces, which enable easy communication with microcontrollers and other digital devices.

  9. Can LTR-301 be used for color sensing?

    • No, LTR-301 is specifically designed for measuring ambient light intensity and is not suitable for color sensing applications.

  10. Are there any special considerations for integrating LTR-301 into a technical solution?

    • When integrating LTR-301, it's important to consider factors such as placement for optimal light detection, calibration for accurate measurements, and power management to ensure efficient operation.