Isocom Components 2004 LTD Optoisolators - Transistor, Photovoltaic Output PS2501-2XSM offers an optically coupled circuit with an isolation voltage rating of 5.3 KV. This module is made up of two channels and is provided in an 8-pin SMD package with an operating temperature range of -40°C to +85°C. The input current is 5mA maximum with an output transition time of 20ns max. This product also provides a CTR range of 50-500% making it suitable for a variety of applications that require an isolated signal and an increased level of safety. Additionally, this product has a high surge voltage of 8KV and immunity to interference from ambient light, making it less susceptible to outside influences. In conclusion, the Isocom Components 2004 LTD Optoisolators - Transistor, Photovoltaic Output PS2501-2XSM is a reliable and cost-effective solution for electrical isolation in a wide range of industrial applications.