SFH6156-1X001

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Optoisolators are components that use electrical isolation techniques to separate two circuits that are subject to different voltage levels. SFH6156-1X001 Optoisolators are transistor output optoisolators with photo-voltaic output. They use a light-emitting diode (LED) and a phototransistor to provide isolation between input and output signals. The SFH6156 series Optoisolators offer photo-voltaic-optocouplers with a transistor output suitable for loads up to 350 mA peak.

The SFH6156-1X001 Optoisolator provides general-purpose LED and photo-voltaic devices that feature low frequency (up to 100 kHz) operation and high voltage performance (up to 4,000 V). The series is available in wide range of packages including a miniature p.c.b. mount version.

The device consists of a gallium arsenide infrared LED, optically coupled to an integrated circuit with a power output driver. The LED is coupled to the collector of a NPN or PNP photo-voltaic output transistor. A series base resistor is provided to reduce overshoot. The output is clamped to a safety voltage. The performance of the optoisolators may be altered by adding external components.

The SFH6156-1X001 has a wide range of applications ranging from the isolation of data buses and I/O protection to power supplies, audio equipment and medical equipment. It is also used in the automation, safety, alarm and industrial controls industries. The ability to use alternative components to alter the performance of the optoisolator makes it an ideal device for industrial and consumer electronics applications.

The working principle behind the SFH6156-1X001 Optoisolator is simple. The LED is energized by a variable input signal from an external source. This causes the LED to emit light which is then detected by the photodiode, producing a current in the phototransistor. The LED\'s current is converted to a variable voltage output at the collector of the phototransistor, which is detected by an external circuit. Thus the input signal and output signal are isolated.

The SFH6156-1X001 is an excellent device to isolate analog and digital signals. It is easy to use and is capable of handling high voltage applications. The wide range of packages offered makes this device a great choice for various applications. Its high performance and reliability make it an ideal choice for industrial control and safety applications. The ability to use external components to alter performance gives it additional flexibility.

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