HCPL-261N-020E

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Optoisolators are electronic devices, which are used to isolate one electrical circuit from another while enabling communication between them using an optical (light) link. The HCPL-261N-020E is an optocoupler from Avago Technologies which is designed to provide logic-level isolation between two electrical circuits. It is a single-channel optocoupler, designed to operate with a wide range of logic families, making it suitable for application in many different types of circuitry.

The HCPL-261N-020E is made from anAlGaAs LED and an integrated photodetector. The LED element is triggered by an input voltage signal, and when the LED is turned on, it emits a light signal which is detected by the photodetector. This creates a current flow within the optocoupler which powers the output circuit. The output from the optocoupler has two different states, either high or low, depending on whether or not the LED is switched on.

The HCPL-261N-020E operates with logic input voltages from 3V to 24V, making it suitable for use with many different logic families. It can also be used with a common-collector output providing a wide range of output load conditions. The logic output from the optocoupler is guaranteed to remain unchanged for supply voltages up to 24V, making it a reliable choice. The device is also immune to surge voltages, and can withstand electrostatic discharge of up to 4000 V.

The HCPL-261N-020E optoisolator has a wide range of potential applications. It is usually used for electrical isolation between two electrical circuits, such as between different printed circuit boards or between different circuits on the same printed circuit board. It can also be used in applications such as serial-to-parallel converters, inter-microprocessor communication, power supply sequencing, and motor control.

In conclusion, the HCPL-261N-020E optocoupler from Avago Technologies is a reliable and versatile optoisolator, which can be used for providing logic-level isolation between two electrical circuits. It offers a wide input and output voltage range, as well as protection from surges and electrostatic discharges, making it suitable for a range of applications.

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