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Technical content
SF21G ~ SF25G Voltage 50 ~ 600 V
2 A, Glass Passivated Super Fast Rectifiers
08-Nov-2012 Rev. D Page 1 of 2 RoHS Compliant Product A suffix of “-C” specifies halogen & lead-free
FEATURES
Low forward voltage drop High current capability High reliability High surge current capability PACKAGING INFORMATION Glass Passivated Case: Molded plastic Epoxy: UL 94V-0 rate flame retardant Lead: Axial leads, solderable per MIL-STD-202, method 208 guaranteed Polarity: Color band denotes cathode end Mounting position: Any Weight: 0.4300 grams (approximately) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 25°C ambient temperature unless otherwise specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, de-rate current by 20%. Part Number PARAMETERS Symbol SF21G SF22G SF23G SF24G SF25G Unit Maximum Recurrent Reverse Voltage V RRM 50 100 200 400 600 V Maximum RMS Voltage V RMS 35 70 140 280 420 V Maximum DC Blocking Voltage V DC 50 100 200 400 600 V Maximum Instantaneous Forward Voltage @ IF=2A VF 0.95 1.3 1.7 V Maximum Average Forward Rectified Current @ 0.375” (9.5mm) lead length T A=55°C IO 2.0 A Peak Forward Surge Current, 8.3ms single half sine-wave superimposed on rated load (JEDEC method) I FSM 50 A TA=25°C 5.0 Maximum DC Reverse Current TA=100°C IR μA Maximum Reverse Recovery Time 1 T RR 35 nS Junction Capacitance (Typ.) 2 C J 60 pF Storage Temperature Range T STG -65 ~ 150 °C Note: 1. I F=0.5A, IR=1.0A, IRR=0.25A 2. f=1MHz and applied 4V DC reverse voltage AC B AD MillimeterREF. Min. Max. A 25.4 (TYP) B 5.80 7.62 C 2.60 3.60 D - 0.90 DO-15
SF21G ~ SF25G Voltage 50 ~ 600 V 08-Nov-2012 Rev. D Page 2 of 2 RATINGS AND CHARACTERISTIC CURVES (SF21G THRU SF25G) 0.1 1.0 .01 FIG.4-TYPICAL REVERSE FIG.1- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC CHARACTERISTICS FIG.2-TYPICAL FORWARD CURRENT AVERAGE FORWARD CURRENT,(A) FIG.6-TYPICAL JUNCTION CAPACIT ANCE REVERSE VOLTAGE,(V) JUNCTION CAPACITANCE,(pF) REVERSE LEAKAGE CURRENT, (mA) 0.4 0.8 1.2 1.6 2.0 2.4 175 150 125 100 (+) (+) 25Vdc (approx.) ( ) ( ) NONINDUCTIVE NONINDUCTIVE W W PULSE GENERATOR (NOTE 2) OSCILLISCOPE (NOTE 1) NON- INDUCTIVE W NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. 2. Rise Time= 10ns max., Source Impedance= 50 ohms. +0.5A -0.25A -1.0A 1cm SET TIME BASE FOR 50 / 10ns / cm trr .01 .05 .1 .5 1 5 10 50 100 D.U.T. 3.0 Single Phase Half Wave 60Hz Resistive Or Inductive Load 0.375"(9.5mm) Lead Length DERATING CURVE Tj=100 C Tj=25 C 100 NUMBER OF CYCLES AT 60Hz 1 10 5 50 100 Tj=25 C 8.3ms Single Half Sine Wave JEDEC method PEAK FORWARD SURGE CURRENT,(A) PERCENT OF RATED PEAK REVERSE VOLT AGE,(%) 20 40 60 80 100 120 140 AMBIENT TEMPERATURE,( C) 0 25 50 75 100 125 150 175 FIG.5-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 0.1 1.0 .01 FIG.3-TYPICAL FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT,(A) FORWARD VOLT AGE,(V) Pulse Width 300us 1% Duty Cycle 3.0 SF24G SF25G SF2 1G~SF23G Tj=25 C