Isocom Components 2004 LTD's Optoisolators - Transistor, Photovoltaic Output ISP817DXSMT/R provide a high degree of electrical isolation in a very small package. It is a single channel, 5300 Vrms, 300% phototransistor optocoupler that comes in the form of a surface mount DIP-4 package. It is perfect for use in a variety of applications, ranging from data and signal transmission to power and motor control. The optocoupler features phototransistor output with a CTR of 500-3000%. The optocoupler's high isolation voltage also keeps it safe in high voltage applications, providing robust protection against interference. With its small size and 1.0mm pin pitch, it is easy to install and fits into tight spaces. Isocom Components 2004 LTD's Optoisolators - Transistor, Photovoltaic Output ISP817DXSMT/R is an excellent choice for those who need a reliable and powerful optocoupler solution.