HCNW138

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The HCNW138 optoisolator is a type of Transistor, Photovoltaic Output (TPO) device used to provide electrical isolation between two circuits. It consists of a phototransistor optically coupled to an infrared LED in a package. The HCNW138 isolator provides electrical isolation between an input and output circuit, preventing noise from a high-voltage input circuit from leaking to a low-voltage circuit. Additionally, it provides protection in case of a ground fault in either circuit and a new generation of electrical noise and other interference in the output circuit.

The HCNW138 optoisolator has two distinct parts that each serve a specific purpose. The first is the infrared LED, which is used to convert electrical signals into light pulses. The infrared LED emits a light pulse across a gap when it receives a voltage from the input circuit. The output circuit, meanwhile, is made up of a phototransistor which senses the light and sends an electrical signal to the output circuit. The HCNW138 optoisolator is designed to provide a high level of electrical isolation between the input and output circuits, meaning that even if one circuit experiences a fault, the other circuit will remain unaffected.

The HCNW138 optoisolator is ideal for use in systems that require data transmission between different circuits or devices. Its ability to provide electrical isolation ensures that noise from other circuits does not interfere with the data being transmitted. Additionally, the optoisolator can prevent ground faults from affecting the entire system. It can also provide protection from electrostatic discharge (ESD) and other electrical pulses that could damage sensitive circuit components.

The HCNW138 optoisolator is commonly used in medical devices, automotive electronics, defense systems, and industrial automation systems. It is designed to operate in temperatures from -40 to +85 degrees Celsius and has an input-to-output SOA voltage rating of 5300Vrms. Additionally, it has an insulation resistance of more than 500 MOhm, a creepage distance of 6mm over the operating temperature range, and a reliable operating life of more than 100 million operating cycles.

The HCNW138 optoisolator is an ideal choice for applications requiring data transmission, noise isolation, and protection from ground faults and ESD. Its dual-mode operation provides reliable electrical isolation between the input and output circuit, making it suitable for a wide range of applications. With its compact design, reliable performance, and extended life, the HCNW138 optoisolator is an excellent choice for any system that requires electrical isolation and data transmission.

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