Diotec egl1 series 1a smd superfast switching rectifier diodes diotec egl1b this 1a smd rectifier diode comes in a minimelf case and has a vrrm of 100v and is a superfast switching device that is ideal for use in switched mode power supply output rectification electronic lighting ballasts and general high frequency switching circuits egl1b diotec silicon rectifier diode 1a 100v