OPB881L51

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Optical sensors are devices which detect light levels and respond to changes in light intensity. Photointerrupters are a type of optical sensor used to detect the presence or absence of an object between a light source and a light sensor. The OPB881L51 is a slot-type photointerrupter designed to detect when an object passes between a light source and a light sensor. The OPB881L51 has a transistor output, which makes it ideal for interfacing with digital circuitry.The OPB881L51 is an Optek Technology, Inc., slot type photointerrupter with a built-in transistor output. It is designed to detect the presence or absence of an object between a light source and a light sensor. The device is housed in a black, epoxy-coated package.The OPB881L51 is a bipolar switch, meaning that it is designed to detect when an object passes between a light source and a light sensor. This type of switch is ideal for application in closely integrated circuits, since its signal output can be easily connected to other circuitry.The OPB881L51 has a transistor output, which is helpful for interfacing with digital circuitry because it has a high level of noise rejection. This allows for a robust response when using digital signals. The device has a high-speed response time of up to 5 microseconds, which is useful in applications where fast response times are needed.The OPB881L51 can be used in a variety of applications, including industrial automation and consumer electronics. It can be used for position sensing and count-down functions, as well as for detecting the presence of an object between a light source and a light sensor.In addition, the device is designed to be used in a variety of environmental conditions, such as high temperatures and humidities. The device also has a wide supply voltage range, from 1.8V to 5V, making it suitable for a range of operating conditions.The OPB881L51 is a cost-effective optical sensor with a built-in transistor output, making it ideal for a variety of applications. Its small package size, fast response time, and wide voltage range make it a versatile device that can be used in a variety of environments and applications.

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