Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	IR
Wavelength:	--
Proximity Detection:	Yes
Output Type:	I²C
Voltage - Supply:	2.5 V ~ 3.6 V
Operating Temperature:	-25°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	10-SMD, No Lead
Supplier Device Package:	10-SMD

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VCNL3020-GS18 Application Field and Working Principle

Optical Sensors - Ambient Light, IR, UV Sensors

The VCNL3020-GS18 is a versatile 6-axis sensor from Vishay Semiconductor, which combines an ambient light sensor, an infrared proximity sensor, and an infrared emitter into a single system. This combination provides a wide range of applications, making it an ideal choice for mobile and consumer applications.In the field of ambient light sensing, the VCNL3020-GS18 utilizes the LastronTM Ambient Light Sensor (ALS) with a spectral response range from 400nm to 800nm. This range allows for accurate light level and color temperature readings in a variety of lighting conditions including outdoor light, artificial light, and even partial darkness. The integrated infrared proximity sensor also provides extended distance readings and a programmable LED current output on the VCNL3020-GS18, allowing the sensor to be tailored to specific application requirements.The infrared proximity sensor is based on a 3-dimensional (X,Y,Z) time-of-flight (TOF) technology that operates in the 900nm to 1000nm range. This TOF module contains both the infrared emitter and the receiver, allowing the device to measure distance and proximity by calculating the transit time of a light pulse sent from the emitter to the receiver.The infrared emitter utilizes two high-powered infrared LEDs which are driven by a regulated current, allowing the VCNL3020-GS18 to be programmed for up to 2.5mA. This allows for a high-precision light output in a wide variety of applications such as handheld devices, vehicle control systems, and medical equipment.In addition, the VCNL3020-GS18 features an integrated temperature sensor, allowing for temperature compensation of the ALS and infrared proximity sensor readings. This allows for better repeatability and accuracy of the device’s readings, making the VCNL3020-GS18 a highly accurate sensor for a variety of applications.Overall, the VCNL3020-GS18 is a versatile and cost-effective way to integrate multiple sensing functions in one single system. Its ability to measure ambient light, infrared proximity, and infrared emission makes it an ideal choice for a variety of applications ranging from consumer electronics to medical equipment. With its integrated temperature compensation feature, the VCNL3020-GS18 is capable of providing highly accurate and consistent readings.

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