SHINDENGEN Schottky Rectifiers (SBD) SF20SC9 Dual OUTLINE DIMENSIONS Case : FTO-220 Unit : mm 90V 20A FEATURES Tj150 PRRSM avalanche guaranteed Fully Isolated Molding High current capacity with Small Package Dielectric strength 2kV guaranteed APPLICATION Switching power supply DC/DC converter Home Appliances, Office Equipment Telecommunication RATINGS Absolute Maximum Ratings i If not specified, Tc=25j Item Symbol Conditions Storage Temperature Tstg Operating Junction Temperature Tj Maximum Reverse Voltage VRM Repetitive Peak Surge Reverse Voltage VRRSM Pulse width 0.5ms, duty 1/40 Average Rectified Forward Current 50Hz sine wave, R-load, Rating for each diode Io/2, Tc=100 IO Peak Surge Forward Current IFSM 50Hz sine wave, Non-repetitive 1 cycle peak value, Tj=25 Repetitive Peak Surge Reverse Power PRRSM Pulse width 10Ês, Rating of per diode, Tj=25 Dielectric Strength Vdis Terminals to case, AC 1 minute Mounting Torque TOR (Recommended torque : 0.3NE m) Ratings Unit -55`150 150 90 V 100 V 20 A 200 A 660 W 2 kV 0.5 NE Electrical Characteristics i If not specified, Tc=25j Item Symbol Conditions Forward Voltage VF IF=10A, Pulse measurement, Rating of per diode Reverse Current IR VR=90V, Pulse measurement, Rating of per diode Junction Capacitance Cj f=1MHz, VR=10V Rating of per diode Thermal Resistance Æjc junction to case Ratings Max.0.75 Max.10 Typ.370 Max.2.0 Copyright & Copy;2000 Shindengen Electric Mfg.Co.Ltd Unit V mA pF /W SF20SC9 Forward Voltage Pulse measurement per diode 100 50 Forward Current IF [A] 20 10 Tc=150°C [MAX] Tc=150°C [TYP] Tc= 25°C [MAX] Tc= 25°C [TYP] 5 2 1 0.5 0.2 0.1 0 0.5 1 Forward Voltage 1.5 VF [V] 2 2.5 SF20SC9 Forward Power Dissipation Forward Power Dissipation PF [W] 30 25 DC D=0.8 SIN 20 0.5 0.3 0.2 0.1 15 0.05 10 5 0 0 5 10 15 20 25 Average Rectified Forward Current 30 35 IO [A] Tj =150°C IO 0 tp D=tp/T T SF20SC9 Peak Surge Forward Capability IFSM 300 Peak Surge Forward Current IFSM [A] 10ms 10ms 1 cycle 250 non-repetitive, sine wave, Tj=25°C before surge current is applied 200 150 100 50 0 1 2 5 10 Number of Cycles 20 [cycle] 50 100 SF20SC9 Reverse Current Pulse measurement per diode 1000 Tc=150°C [TYP] 100 Reverse Current IR [mA] Tc=125°C [TYP] Tc=100°C [TYP] 10 Tc=75°C [TYP] Tc=50°C [TYP] 1 0.1 0.01 0 20 40 Reverse Voltage 60 VR [V] 80 100 SF20SC9 Reverse Power Dissipation Reverse Power Dissipation PR [W] 100 DC D=0.05 0.1 80 0.2 60 0.3 40 0.5 20 SIN 0.8 0 0 20 40 Reverse Voltage 60 80 100 VR [V] Tj =150°C 0 VR tp D=tp/T T SF20SC9 Junction Capacitance 10000 Junction Capacitance Cj [pF] f=1MHz Tc=25°C TYP per diode 1000 100 10 1 2 5 10 Reverse Voltage 20 VR [V] 50 90100 SF20SC9 Derating Curve IO [A] 40 35 Average Rectified Forward Current DC 30 D=0.8 25 0.5 20 SIN 0.3 15 0.2 10 0.1 0.05 5 0 0 20 40 60 80 100 Case Temperature 120 140 160 Tc [°C] VR = 45V IO 0 0 VR tp D=tp/T T