OP501DA Sensors, Transducers

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Optical Sensors are used in a variety of electronic gadget applications, from automotive lighting and depth gauges to medical imaging systems and motion detectors. In particular, Phototransistors are one of the most widely used optoelectronic components in many devices, especially ones such as the OP501DA. This sensor can be used to detect light intensity and illuminance levels, which makes it a great choice for a wide variety of applications.

The OP501DA is a small and compact light-to-voltage sensor, approximately ¼” x ⅛” in size. It has two main components; a photodetector and an amplifier circuit. The photodetector is the optical sensing element used in the sensor. It consists of a layer of photodetecting silicon, with integrated circuits (ICs) that measure the amount of light trapped by the silicon. The amplifier circuits then convert the light intensity readings into voltage levels, which can then be read by electronic equipments that detect or measure light.

The OP501DA is specially designed for low-light applications. Its voltage output ranges from 0.4 V for low light levels, up to 5.5 V for brightest light conditions. This range allows for precise measurement of intensity in environments that lack natural or artificial illumination. Because the OP501DA is light sensitive, it can be used as a motion detector to detect movement in its field of vision or act as a light-activated switch for triggering an electronic actuation process.

Another great advantage of this sensor is its low power consumption. The OP501DA typically requires between 5-20 mA of current to operate, so it can be used in very low-power applications. This means that it can be used in battery powered devices such as medical instruments, as well as environmental protection systems.

The OP501DA is incredibly versatile and can be used in a variety of ways, from motion detection to light- to-voltage sensing. It features a low power consumption and can detect low levels of light, making it perfect for applications in low light environments. Additionally, its small size makes it perfect for use in a variety of small and compact electronic devices.

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