RECTRON SEMICONDUCTOR TECHNICAL SPECIFICATION ISF.
ISF84 - (ISF81 - ISF87) GLASS PASSIVATED SUPER FAST RECTIFIER
RECTRON SEMICONDUCTOR TECHNICAL SPECIFICATION ISF81 THRU ISF87 GLASS PASSIVATED SUPER FAST RECTIFIER VOLTAGE RANGE 50 to 600 Volts CURRENT 8.0 Amper.