The ISOCOM CNY17-2XSM is an integrated circuit (IC) optocoupler device. It is a single channel device with an DIAC output diode and has a CTR (current transfer ratio) of 2500-4000% minimum. The coupler is designed for direct on-board mounting and is suitable for use in power switching and motor control equipment. It is designed for DC operation over a wide range of supply voltages up to 6.5V. The device has a rise time of 15ns and a fall time of 500ns.