TSL26721FN

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	IR
Wavelength:	850nm
Proximity Detection:	Yes
Output Type:	I²C
Voltage - Supply:	2.4 V ~ 3.6 V
Operating Temperature:	-30°C ~ 70°C
Mounting Type:	Surface Mount
Package / Case:	6-WDFN
Supplier Device Package:	6-DFN (2x2)

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Introduction

Optical sensors are components that detect and measure light in various wavelengths, such as infrared (IR), ultraviolet (UV), visible, and X-rays. Optical sensors are used in a wide range of applications, ranging from scientific research to industrial automation. They are used to detect light for varying purposes, such as counting the number of particles, measuring environmental parameters, or controlling light signals.The TSL26721FN is an ambient light, IR, and UV sensors that can be used to detect variations in environmental light levels and IR and UV radiation. It utilizes a light-to-frequency converter, allowing it to accurately measure light levels and UV and IR radiation. The device offers a range of features, including a simple 4-wire serial peripheral interface, low power consumption, and fast response time.

Description

The TSL26721FN is an ambient light, IR and UV radiation sensor with a light-to-frequency converter. It integrates a N-Channel MOSFET, which is used to detect ambient light levels. A built-in 10-bit A-to-D converter is used to convert the light levels into a frequency output. The device offers a range of features, including a simple 4-wire serial peripheral interface (SPI), low power consumption, and fast response time.The TSL26721FN is designed to detect light from various sources, including natural outdoor light, artificial indoor lighting, and UV radiation. The device is small and can be easily integrated into a variety of systems, such as medical devices, consumer electronics, automotive, industrial, and home automation applications.

Working Principle

The TSL26721FN detects light and UV radiation using a built-in photodiode. A photo-detector converts the incident light energy into electrical impulses. These electrical impulses, in turn, are sent to an A-to-D converter, which converts the data into digital information and sends it to the output pin. The device then uses a low-pass filter to interpret the frequency signal and transform it into voltage output.The TSL26721FN uses a four-wire serial peripheral interface to communicate with the host controller. The device has three input pins and one output pin. The inputs are used to configure the TSL26721FN, such as setting the gain levels, the measurement range, and the light sensitivity. The output pin is used to send the light measurement data to the host controller.

Application Field

The TSL26721FN can be used in a variety of applications, including consumer electronics, automotive, industrial, and home automation. In consumer electronics, the TSL26721FN is used to detect light and UV radiation for controlling display brightness, LED backlight, and power management.In automotive applications, the TSL26721FN is used to measure environmental light levels, as well as IR and UV radiation levels. It can be used to control LED bulbs, headlights, and tail lights. In industrial applications, the device can be used to monitor and control the levels of light and UV radiation in factory environments. In home automation applications, the TSL26721FN can be used to detect light levels for controlling LED lights, blinds, and curtains.

Conclusion

The TSL26721FN is an ambient light, IR, and UV sensor with a light-to-frequency converter. It offers a range of features, including a simple 4-wire serial peripheral interface, low power consumption, and fast response time. The device can be used in a variety of applications, ranging from consumer electronics, automotive, industrial, and home automation. It is an ideal device for measuring environmental light levels, as well as IR and UV radiation.

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