IntertechnologyThe SFH6156-1T from Vishay Intertechnology is an optocoupler that features a phototransistor output. It has a single channel and provides a CTR (Current Transfer Ratio) of 40-80%. It is suitable for use in applications such as signal isolation, voltage communication, signal transmission, and logic gate isolation. Its wide range of power supply makes it ideal for a variety of applications in industries such as medical, building automation, industrial, consumer, HVAC, transportation, and military/aerospace. Its features include an industry-standard 4-pin DIP package, low noise performance, and low input current. It operates at a temperature range of -40°C to 85°C.