F-GF-.
ER1000F-G - 10A ISOLATION SUPER-FAST GLASS PASSIVATED RECTIFIER
ER1000FCT - ISOLATION SUPERFAST RECOVERY RECTIFIERS
ER1000F - ISOLATION SUPERFAST RECOVERY RECTIFIERS
ER1000FCT - 10A GLASS PASSIVATED DUAL ULTRAFAST RECTIFIER
ER1000FCT-G - 10A ISOLATION SUPER-FAST GLASS PASSIVATED RECTIFIER
ER1000F - 10A GLASS PASSIVATED ULTRAFAST RECTIFIER