OPB991N51Z

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An optical sensor is a type of sensor that uses a light source to detect physical changes in its environment, such as the motion of an object or the presence of a material. A photointerrupter, also known as a slot-type logic output optical sensor, is an example of such a sensor. The OPB991N51Z photointerrupter is one of the most common types of optical sensors used today. It is designed to detect the presence of a gap or interruption in an optically conducting line, such as a slot or groove in a polished surface.

The OPB991N51Z photointerrupter is a slotted optical sensor, meaning that its detection range is limited to a physical slot, gap or interruption. The gaps can be as small as 5μm, allowing the device to be used for precise measurements. The device is designed to operate in a broad temperature range, from -40°C to 125°C, allowing it to be used in environments where other devices may not be able to function. Additionally, it features a fast response time of 5μs, making it suitable for high-speed and/or critical applications. It is operate spectrally from a wavelength of 450 nm to 1060 nm.

The working principle of the OPB991N51Z photointerrupter is simple. The device consists of an emitter and a receiver, both of which are located on a single printed circuit board. The emitter is used to send a beam of light into the gap or slot that the device is sensing. The receiver is then used to detect this light beam. When the gap or slot is filled, no light reaching the receiver, activating the output signal. Conversely, when the gap or slot is open, light reaches the receiver, deactivating the output signal.

The OPB991N51Z photointerrupter is a versatile device suitable for a wide range of applications. It is commonly used in automotive and industrial applications, such as in motor control systems, assembly line and robotic systems, safety systems and other automation applications. It is also used in medical devices, vending machines, gaming systems and many other applications where precise optical detection is required.

In conclusion, the OPB991N51Z photointerrupter is an optical sensor designed for the detection of gaps or interruptions in an optically conducting line. It features a fast response time, wide temperature range and a high-sensitivity detection range of 5μm. It is typically used in automotive and industrial applications, as well as in medical, vending and gaming systems. Its simple design and robust features make the OPB991N51Z photointerrupter an ideal choice for a variety of applications.

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