Broadcom Limited
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APDS-9102-L22
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APDS-9102-L22

Product Overview

Category

The APDS-9102-L22 belongs to the category of ambient light sensors.

Use

It is used to detect the ambient light intensity in various electronic devices and systems.

Characteristics

  • High sensitivity
  • Wide dynamic range
  • Low power consumption
  • Small package size

Package

The sensor is typically available in a small surface-mount package.

Essence

The essence of the APDS-9102-L22 lies in its ability to accurately measure ambient light levels for automatic brightness control in electronic devices.

Packaging/Quantity

The sensor is usually packaged in reels with a specific quantity per reel, as per manufacturer specifications.

Specifications

  • Operating Voltage: 1.7V to 3.6V
  • Output Type: Digital (I2C)
  • Operating Temperature Range: -40°C to 85°C
  • Sensing Range: 0.01 lux to 64,000 lux

Detailed Pin Configuration

The APDS-9102-L22 typically has 6 pins: 1. VDD (Power supply) 2. GND (Ground) 3. SDA (I2C data line) 4. SCL (I2C clock line) 5. INT (Interrupt output) 6. ADDR (I2C address selection)

Functional Features

  • Digital output for easy interfacing with microcontrollers
  • Integrated I2C interface for communication
  • Interrupt feature for efficient power management

Advantages

  • High sensitivity allows for accurate light detection
  • Wide dynamic range enables operation in various lighting conditions
  • Low power consumption prolongs battery life in portable devices

Disadvantages

  • Limited to digital output only, may not be suitable for analog applications
  • Requires careful calibration for precise light measurements in different environments

Working Principles

The APDS-9102-L22 operates based on the principle of converting incident light into electrical signals using a photodiode and integrating amplifier. The digital output is then processed to provide ambient light intensity information.

Detailed Application Field Plans

The APDS-9102-L22 is widely used in: - Mobile devices for automatic screen brightness adjustment - Automotive applications for interior lighting control - Industrial equipment for light-sensitive automation

Detailed and Complete Alternative Models

Some alternative models to the APDS-9102-L22 include: - APDS-9300: Higher sensitivity and wider operating temperature range - TSL2561: Analog and digital output options with extended sensing range

In conclusion, the APDS-9102-L22 ambient light sensor offers high sensitivity, low power consumption, and digital output, making it suitable for various electronic applications requiring accurate ambient light detection.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de APDS-9102-L22 en soluciones técnicas

  1. What is APDS-9102-L22?

    • APDS-9102-L22 is a digital ambient light sensor with an I2C interface, used for detecting ambient light to control display backlighting in various technical solutions.

  2. How does APDS-9102-L22 work?

    • The sensor uses a photodiode to convert light into an electrical signal, which is then processed digitally to provide accurate ambient light measurements.

  3. What are the typical applications of APDS-9102-L22?

    • It is commonly used in mobile devices, tablets, laptops, and other display-equipped devices to adjust screen brightness based on ambient light conditions.

  4. What is the operating voltage range of APDS-9102-L22?

    • The operating voltage range is typically between 1.7V and 3.6V, making it suitable for low-power applications.

  5. Can APDS-9102-L22 be used in outdoor environments?

    • Yes, it can be used in outdoor environments as it has a wide dynamic range and can accurately measure ambient light in varying conditions.

  6. Is APDS-9102-L22 compatible with microcontrollers?

    • Yes, it is designed to be easily interfaced with microcontrollers through its I2C interface, making it suitable for integration into various technical solutions.

  7. What is the response time of APDS-9102-L22?

    • The sensor has a fast response time, typically in the range of a few milliseconds, allowing for quick adjustments to changing light conditions.

  8. Does APDS-9102-L22 consume a lot of power?

    • No, it is designed for low power consumption, making it suitable for battery-powered devices and energy-efficient technical solutions.

  9. Can APDS-9102-L22 be used for color sensing?

    • No, it is specifically designed for ambient light sensing and does not provide color information.

  10. Are there any special considerations for integrating APDS-9102-L22 into a technical solution?

    • It is important to ensure proper shielding from direct light sources and to calibrate the sensor according to the specific application requirements for accurate light measurements.