APDS-9901 Sensors, Transducers

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Optical sensors are an essential type of sensor technology used to detect changes in the environment. They are used in an ever-increasing number of commercial, automotive and industrial applications. Ambient light, IR and UV sensors are used to detect light levels in any type of environment. In particular, the APDS-9901 is a popular ambient light, IR and UV Sensor manufactured by Avago Technologies.

The APDS-9901 is a low power ambient light, IR and UV sensor, designed to detect IR and UV rays, as well as ambient light. Its easy integration and small size make it suitable for space-constrained applications and it requires minimal power to operate. Its integrated PDET pin can detect when IR rays are present, and its ADCcan detect UV rays and ambient light.

The APDS-9901 is suitable for use in a variety of applications. The most common applications are light sensing tasks such as indoor and outdoor lighting, dusk to dawn lighting, street lighting, occupancy sensing, and ambient light sensing. It can also be used in indoor and outdoor motion sensing systems for security or energy efficiency purposes. Additionally, the APDS-9901 can be used in UV sensing applications such as life science, material sensing and cooling occupancy, and spectroscopy.

The APDS-9901 uses a normally opaque photodetector to detect light. The photodetector is composed of a light absorbing layer and a transimpedance amplifier. The photodetector detects light in terms of photo-current and amplifies it to a voltage level. The voltage level is then compared to an adjustable reference, and the result is output to the ADC as a digital output.

The APDS-9901 also has several features designed to make it suitable for diverse sensing tasks. The photodetector is sensitive to several different wavelengths, allowing it to detect IR, UV, and visible light. It also has an adjustable gain feature that responds to a user-defined light level. Additionally, it has integrated ISET and GSET pins that can be used to set the response time, as well as the adjustable response time. The adjustable gain controls the dynamic range of the photodetector, allowing it to detect light changes over a wide range of light levels.

The APDS-9901\'s integrated PDET and ADC pins allow it to detect IR, UV, and ambient light. Its integrated ISET and GSET pins provide adjustable response time and adjustable gain. The adjustable response time function allows the user to choose the response time according to the application, while the adjustable gain feature allows the user to set the desired range of light detection. Together, these features make the APDS-9901 an ideal choice for a variety of light sensing tasks.

The specific data is subject to PDF, and the above content is for reference