PS2815-1-A

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Optoisolators are devices that use light or infrared radiation for transmission of electrical signals between two isolated circuits. The PS2815-1-A optoisolator is a DC input, transistor output device with a built-in photovoltaic cell for signal conversion. This optoisolator is used to provide electrical isolation in applications such as data and signal acquisition systems, embedded control systems, and instrumentation.

The PS2815-1-A optoisolator consists of a coupled infrared transmitting LED (light emitting diode) and a photovoltaic cell. The LED is optically coupled with the photovoltaic cell. When current is applied to the LED, it emits radiation which is detected by the photovoltaic cell. The photovoltaic cell converts the radiation into an electrical signal which is used to drive the output transistor. This electrical signal is isolated from the input signal and can be used to drive a load.

This optoisolator provides high isolation voltage, up to 3 kV, between input and output and is suitable for operation in a wide range of environmental conditions. It is resistant to shock and vibration, and is rated for use in temperatures between -40°C and +100°C. Its peak forward current is 0.5 A, and its power dissipation is 300 mW. The collector-emitter voltage of the output transistor is 50 V and the collector-emitter saturation voltage is 0.15 V.

The PS2815-1-A optoisolator is commonly used in data acquisition and embedded control systems, instrumentation and monitoring systems, and communication systems. It is particularly useful in applications where the environment precludes direct electrical connections. It can be used to provide electrical isolation and protection against ground loop currents, surges, and transients. Additionally, it can be used to protect delicate electronics from noise and other low-frequency interference.

The primary application of the device is for signal isolation. The optoisolator enables the transmission of electrical signals between circuits at different potentials without any direct electrical connection. This makes it ideal for use in applications where electrical isolation is required. Additionally, it provides protection against surges and transients, and reduces noise and ground loop currents. Furthermore, it is particularly useful in harsh environments where direct electrical connections would be impractical due to risk of fire or electric shock.

The PS2815-1-A optoisolator is a versatile device for applications requiring electrical signal transmission between two circuits using optical coupling. Its high isolation voltage, wide temperature range, and high forward current make it suitable for a variety of applications where electrical isolation and protection against electrical noise, ground loop currents, transients, and other disturbances is required. It is the ideal choice for data acquisition and embedded control systems, instrumentation, and communication systems.

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