CNY174SR2M

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Optoisolators are devices designed to electrically isolate the operating section of an electrical circuit from the rest of the circuit. This often becomes necessary when using components such as microprocessors, where even the smallest amount of interference or noise can cause malfunctions. Optoisolators use a combination of a light source and a detector to pass information and signals across an isolated barrier. The CNY174SR2M is an optoisolator with a transistor, photovoltaic output.

Generically speaking, the CNY174SR2M is a 6-pin monolithic device that serves as an interface between digital and analog circuits. The device contains an LED optically coupled with a photosensitive transistor. The CNY174SR2M operates as a voltage-mode optoisolator, allowing for powering of low-voltage circuits with both AC and DC voltages. The unit is photo-sensitive to any wavelength of visible, near-infrared, or infrared light and it is designed for power management application in industrial, commercial, and consumer electronics equipment.

The CNY174SR2M optoisolator is used in many different types of applications, including in microprocessor-controlled device communications, alarm systems, telephone equipment, elevated temperature systems, and signal detection systems. The unit operates at a temperature range of -40 to +85°C, and can be used in a variety of environments. The CNY174SR2M is rated for 35 mA load current and it comes with a guaranteed collector–emitter voltage of 80 V.

The working principle behind the CNY174SR2M optoisolator is quite simple. When light is directed onto the photosensitive receiver, it generates an electron stream, which flows through the LED and onto the receiver. The generated electron stream creates a current flow, allowing the unit to operate with both AC and DC signals, as well as for powering of low-voltage circuits. This process of isolating signals and causing electrical current flow to a light source is referred to as optically coupled output.

The CNY174SR2M optoisolator is a reliable device when it comes to providing electrical isolation and current flow. It allows users to easily connect circuits across isolated barriers, and provides a reliable method for signal transfer even under demanding environmental conditions. With its dependable working principle and its wide operating temperature range, the CNY174SR2M is a cost-effective solution for electrical isolation in industrial, commercial, and consumer electronic applications.

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