H11B255S1(TA)

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The H11B255S1(TA) is a type of optoisolator classified as a transistor photovoltaic output. It is an optoelectronic device that uses light, usually infrared radiation, to provide electrical isolation between the input and output circuits, ensuring they remain electrically and physically distinct. This device is especially suited to safety-critical or other circuits, where even momentary errors in communication signal transmission could cause serious damage or lead to unsafe conditions.

The device consists of an LED diode and phototransistor connected by two small openings to a plastic case. The LED diode produces a light beam which travels to the phototransistor, which in turn triggers an electrical response from the output. The LED diode and phototransistor are held at opposite sides of the case, connected by two corner reflectors, while the plastic case acts as an optical insulator to isolate the input from the output. Outputs are usually provided in the form of a digital logic signal.

The H11B255S1(TA) can be used in a wide range of applications including industrial process control, automotive systems, electrical safety systems, and electrical signaling systems. It is also used to protect sensitive equipment from electrical noise, prevent electromagnetic interference (EMI) and provide wide gap isolation. Other applications include signal filtering, alarm monitoring, medical electronic systems and I/O linking.

The H11B255S1(TA) typically has a working voltage of 5V, and can be used with a conventional power supply or battery. The device is easy to install and configure, requiring no external components. It can be used to replace active components like transistors, and provides a reliable and cost effective way to switch between digital logic levels. It has an excellent temperature range of -40°C to +125°C, and a broad operating range of -20mA to +50mA.

In addition to isolation between the input and output circuits, the H11B255S1(TA) also has the advantages of high speed operation and a wide angle of input response. The device can achieve switching speeds of up to 10kHz and an input response angle of up to 80°, making it much faster and more efficient than other optoisolators. An additional advantage is that the device is self-contained, with no external components to worry about.

The H11B255S1(TA) is one of the most popular optoisolators due to its speed and electrical isolation, as well as its ease of installation and configuration. It is well suited to a wide range of applications, including process control, automotive systems, electrical safety systems, and electrical signaling systems. The device is highly reliable and cost effective, and its excellent temperature range and wide operating range make it an ideal choice for a variety of applications.

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