FRS1A ........ FRS1M 1 Amp. Surface Mounted Glass.
FRS1G - Surface Mounted Glass Passivated Fast Recovery Rectifier
FRS1A ........ FRS1M 1 Amp. Surface Mounted Glass Passivated Fast Recovery Rectifier Dimensions in mm. 5.1 ± 0.3 CASE: SMA/DO-214AC Voltage 50 to 1.