The ES1J is a rectifier diode manufactured by KEXIN, classified as a fast recovery SMA RoHS component. The diode is designed to convert alternating current (AC) to direct current (DC) and can be used for a variety of semiconductor applications such as switching power supplies, line rectification, and output rectification. It features a low forward voltage drop, high junction temperature, and rapid recovery time, making it able to be used in a range of high frequency applications. The ES1J is RoHS compliant, and conforms to international standards of environmental protection.