MOSPEC SF27 Thru SF210 Switchmode Power Rectifiers ULTRAFAST RECTIFIERS Designed for use in switching power supplies. inverters and as free wheeling diodes. These state-of-the-art devices have the following features: 2.0 AMPERES 500-1000 VOLTS ＊High Surge Capacity ＊Low Power Loss, High efficiency ＊Glass Passivated chip junctions ＊150℃ Operating Junction Temperature ＊Low Stored Charge Majority Carrier Conduction ＊Low Forward Voltage , High Current Capability ＊Ultrafast 50 & 75 Nanosecond Recovery Time ＊Plastic Material used Carries Underwriters Laboratory Flammability Classification 94V-O DO-15 Plating pb free The marking is indicated by part no. add. “M”.ex:SF27M~SF210M MAXIMUM RATINGS Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Average Rectifier Forward Current Non-Repetitive Peak Surge Current (Surge applied at rate load conditions halfware, single phase,60Hz ) Operating and Storage Junction Temperature Range Symbol SF27 SF28 SF29 SF210 Unit VRRM VRWM VR50 500 600 800 1000 V VR(RMS) 350 420 560 700 V IO 2.0 A IFSM 35 A DIM TJ , TSTG ℃ -65 to +150 MILLIMETERS MIN MAX A 2.60 3.60 B 25.40 --- C 5.80 7.60 D 0.70 0.90 ELECTRIAL CHARACTERISTICS Characteristic Symbol Maximum Instantaneous Forward Voltage (IF=2.0 Amp, TC = 25℃) VF Maximum Instantaneous Reverse Current (Rated DC Voltage, TC = 25℃) (Rated DC Voltage, TC = 125℃) IR Reverse Recovery Time ( IF = 0.5 A, IR =1.0 , Irr =0.25 A ) Trr Typical Junction Capacitance (Reverse Voltage of 4 volts & f=1 MHz) CP SF27 SF28 SF29 1.50 SF210 1.75 V 5.0 50 uA 50 20 Unit 75 15 ns PF CASE--Transfer molded plastic POLARITY--Cathode indicated polarity band SF27 Thru SF210 FIG-3 FORWARD CURRENT DERATING CURVE SF29-210 SF27-28 AVERAGE FORWARD RECTIFIED CURRENT (Amp.) AVERAGE FORWARD RECTIFIED CURRENT (Amp.) FIG-1 TYPICAL FORWARD CHARACTERISITICS LEAD TEMPERATURE (℃) FIG-4TYPICAL JUNCTION CAPACITANCE SF27-28 SF29-210 SF29-210 REVERSE VOLTAGE (Volts.) SF27-28 FIG-5 PEAK FORWARD SURGE CURRENT PERCENT OF PEAK REVERSE VOLTAGE (﹪) PEAK FORWARD SURGE CURRENT (Amp.) INSTANTANEOUS REVERSE CURRENT (up.) FIG-2 TYPICAL REVERSE CHARACTERISTICS JUNCTION CAPACITANCE (PF) FORWARD VOLTAGE (Volts) NUMBER OF CYCLES AT 60 Hz Set time base for 20/50 ns/cm FIG-6 Reverse Recovery Time Characteristic and Test Circuit Diagram