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Everlight Electronics Co Ltd ALS-PT19-315C/L177/TR8 Environmental and export classification status description

The Everlight Electronics ALS-PT19-315C/L177/TR8 is a phototransistor-based ambient light sensor designed for detecting light intensity and converting it to an electrical signal. This sensor is commonly used to enable automatic adjustments in devices based on surrounding light conditions. Functions - Light Detection: The primary function is to sense ambient light levels. - Analog Output: It converts light intensity into a proportional electrical output, allowing for integration with various systems. - Integration Capability: Designed for easy integration into existing electronic circuits, including microcontroller interfaces. Applications - Smart Lighting: Used in systems where lighting needs to adjust based on ambient light for energy efficiency. - Consumer Electronics: Implemented in devices like smartphones and tablets for automatic screen brightness adjustment. - Automotive: Used in vehicles for auto-dimming headlights based on exterior light conditions. - Security Systems: Can trigger alarms or alerts based on detected changes in ambient light. Alternative Parts - Adafruit TSL2561: A digital light sensor that can measure visible and infrared light. - VEML6075: Another ambient light sensor with UV light sensing capabilities. - APDS-9301: A digital ambient light sensor with a wide dynamic range. Embedded Modules - Arduino-compatible light sensor modules: These modules often utilize similar phototransistor technology and can be integrated with Arduino boards for rapid prototyping. - Raspberry Pi light sensors: Modules compatible with Raspberry Pi that interface using I2C, allowing for ambient light detection in DIY projects. Related Q&A 1. Q: What is the main purpose of the Everlight Electronics ALS-PT19-315C/L177/TR8? A: The main purpose of the ALS-PT19-315C/L177/TR8 is to detect ambient light levels and convert those levels into an analog signal that can be used in various electronic applications, particularly for dynamic lighting adjustments. 2. Q: Can the ALS-PT19-315C/L177/TR8 be used in outdoor applications? A: Yes, the sensor can be used in outdoor applications, but it should be protected from harsh environmental conditions to ensure reliable performance over time. 3. Q: What type of output does the ALS-PT19-315C/L177/TR8 produce? A: The ALS-PT19-315C/L177/TR8 provides an analog output that varies based on the intensity of the ambient light detected. 4. Q: How can the sensor be integrated into a microcontroller project? A: The ALS-PT19-315C/L177/TR8 can be connected to a microcontroller's analog input pin, where it can be read to determine light levels, allowing the project to respond by adjusting devices accordingly. 5. Q: What are common alternatives to the Everlight ALS-PT19-315C/L177/TR8 for light sensing? A: Common alternatives include the TSL2561, VEML6075, and APDS-9301, which offer various features such as digital interfaces and wider light spectrum detection.