The CAP ALUM POLY HYB 150UF 35V SMD is a type of capacitor. It has an aluminum and polymer hybrid construction with a capacitance value of 150 microfarads at a working voltage of 35 volts. This component comes in the surface mount device (SMD) format, allowing for compact design applications. Additionally, it features a high temperature stability rating of up to 4000 hours at 125 degrees Celsius, and its equivalent series resistance is specified as 27 milliohms.