SI1141-A11-YM0

Product Overview

Category

The SI1141-A11-YM0 belongs to the category of ambient light and UV sensor modules.

Use

It is used for detecting ambient light and ultraviolet (UV) radiation levels in various applications.

Characteristics

• The sensor module is compact and highly sensitive, allowing for accurate detection of light and UV radiation.
• It is designed for integration into various electronic devices and systems.
• The module offers low power consumption, making it suitable for battery-powered applications.

Package

The SI1141-A11-YM0 comes in a small form factor package, suitable for surface mount assembly on printed circuit boards.

Essence

The essence of the SI1141-A11-YM0 lies in its ability to provide precise ambient light and UV radiation measurements in a compact and energy-efficient package.

Packaging/Quantity

The sensor module is typically supplied in reels or trays, with quantities varying based on customer requirements.

Specifications

• Ambient Light Sensing Range: 0.01 lux to 128,000 lux
• UV Index Sensing Range: 0 to 11+
• Operating Voltage: 1.7V to 3.6V
• Interface: I2C

Detailed Pin Configuration

The SI1141-A11-YM0 features a standard pin configuration with pins designated for power supply, I2C communication, and sensor output connections.

| Pin Name | Function | |----------|----------------| | VDD | Power Supply | | SDA | I2C Data Line | | SCL | I2C Clock Line | | INT | Interrupt | | GND | Ground |

Functional Features

• Ambient light sensing with high resolution and dynamic range
• UV index measurement for monitoring UV radiation exposure
• Low power consumption for energy-efficient operation
• I2C interface for seamless integration with microcontrollers and other devices

Advantages

• Accurate and reliable ambient light and UV radiation measurements
• Compact form factor for easy integration into various applications
• Low power consumption extends battery life in portable devices
• I2C interface simplifies interfacing with microcontrollers and system integration

Disadvantages

• Limited to I2C interface, may require additional components for compatibility with other communication protocols
• May require calibration for specific application requirements

Working Principles

The SI1141-A11-YM0 utilizes integrated photodiodes and signal processing algorithms to measure ambient light and UV radiation levels. When exposed to light, the photodiodes generate electrical currents proportional to the incident light intensity, which are then processed to provide accurate light and UV index readings.

Detailed Application Field Plans

Consumer Electronics

• Integration into smartphones and tablets for automatic display brightness adjustment based on ambient light conditions
• UV radiation monitoring for wearable devices to alert users of excessive sun exposure

Industrial Automation

• Incorporation into smart lighting systems for adaptive illumination control in indoor environments
• UV index monitoring in manufacturing facilities to ensure worker safety

Healthcare

• Integration into medical devices for UV radiation monitoring during phototherapy treatments
• Ambient light sensing for sleep tracking and circadian rhythm regulation in health and wellness products

Detailed and Complete Alternative Models

• SI1133-A10-GM: Offers similar ambient light and UV sensing capabilities with enhanced proximity sensing features
• VEML6075: Provides UV-A and UV-B sensing with digital output and low power consumption

In conclusion, the SI1141-A11-YM0 ambient light and UV sensor module offers precise and reliable light and UV radiation measurements in a compact and energy-efficient package, making it suitable for a wide range of applications across various industries.

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