FOD2742CR1

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Optoisolators are electronic components used to isolate control signals from other circuits. Optoisolators provide improved protection for sensitive control circuits from excessive electrical noise, voltage levels, and other adverse operating conditions. The FOD2742CR1 Optoisolator is a transistor-driven device, used for a number of applications in industrial and commercial settings.

The FOD2742CR1 is a single-in-line packaged optoisolator, comprising of a light-driven phototransistor and a photovoltaic diode output. The device has an integrated activing LED on the phototransistor side, located beneath the epoxy package, as well as a voltage clamping feature on the photovoltaic output side. Its dimensions are 5.1mmx 3.3mmx 6.5mm.

The FOD2742CR1 can be used for a number of applications including optical isolation for computers, communication equipment, and process control systems. In addition, this optoisolator can be used as a replacement for traditional optocouplers.

The working principle of the FOD2742CR1 device is relatively straightforward. When the input current is applied to the optoisolator, the optoisolator’s internal LED is activated and emits light. The light generated by the LED is then directed towards the photodiode portion of the device, which is located on the other side of the device. When the light is detected, it turns on the phototransistor, which then passes controlling signals to the output side. In this way, current passes from the input to the output side of the device without the two ever making direct contact.

The FOD2742CR1 optoisolator also provides some additional features. One of the key features is the current-limiting circuit composed of the integrated voltage clamp and the diode. This feature helps protect the device from high voltage surges and current spikes. The device is also designed to be resistant to vibration and humidity and can operate in temperatures up to 105° C.

The FOD2742CR1 optoisolator is reliable, efficient, and cost-effective, making it an ideal solution for isolating control signals in industrial and commercial applications. The device’s versatility and ease of use makes it a popular choice for designers. Its comprehensive specifications make it a cost-effective alternative to traditional optocouplers and other optoisolators.

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