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| SM4933A THRU SM4937A 1.0 AMP SURFACE MOUNT FAST RECOVERY RECTIFIERS VOLTAGE RANGE 50 to 600 Volts CURRENT FEATURES * Ideal for surface mount applications * Easy pick and place * Built-in strain relief * Fast switching speed .058(1.47) .052(1.32) 1.0 Ampere DO-214AC(SMA) .110(2.79) .100(2.54) MECHANICAL DATA * Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Metallurgically bonded construction * Polarity: Color band denotes cathode end * Mounting position: Any * Weight: 0.063 grams .090(2.29) .078(1.98) .060(1.52) .030(0.76) .177(4.50) .157(3.99) .012(0.31) .006(0.15) .005 MAX. (.127) .208(5.28) .194(4.93) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 25 C ambient temperature uniess otherwies specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. TYPE NUMBER Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current See Fig. 2 Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 1.0A Maximum DC Reverse Current Ta=25 C at Rated DC Blocking Voltage Ta=100 C Maximum Reverse Recovery Time (Note 1) Typical Junction Capacitance (Note 2) Operating and Storage Temperature Range TJ, TSTG NOTES: SM4933A SM4934A 50 100 35 70 50 100 SM4935A 200 140 200 1.0 30 1.3 5.0 100 200 15 -65 +175 SM4936A SM4937A UNITS V 400 600 V 280 420 V 400 600 A A V A A nS pF C 1. Reverse Recovery Time test condition:IF=1.0A, VR=30V. 2. Measured at 1MHz and applied reverse voltage of 4.0V D.C. 236 RATING AND CHARACTERISTIC CURVES (SM4933A THRU SM4937A) FIG.1-TYPICAL FORWARD CHARACTERISTICS AVERAGE FORWARD CURRENT,(A) FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE 50 INSTANTANEOUS FORWARD CURRENT,(A) 1.2 1.0 0.8 0.6 0.4 0.2 0 Single Phase Half Wave 60Hz Resistive Or Inductive Load 10 3.0 1.0 Tj=25 C Pulse Width 300us 1% Duty Cycle 0 20 40 60 80 100 120 140 160 180 200 AMBIENT TEMPERATURE,( C) 0.1 FIG.4-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT,(A) 50 .01 .6 .8 1.0 1.2 1.4 1.6 1.8 2.0 FORWARD VOLTAGE,(V) 40 FIG.3- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTICS 10K 2W 115Va 60Hz C P CLARE HPG1002 7 6 8 1 2 3 5 4 1 AMP SLO-BLO FUSE 30Vdc CONSTANT VOLTAGE SUPPLY C1 1.0F 300V R1 3 25W 30 Tj=25 C 8.3ms Single Half Sine Wave JEDEC method 20 30 /50W NON-INDUCTIVE UNIT UNDER TEST A R2 1 /10W NONINDUCTIVE 1.0Adc FROM CONSTANT VOLTAGE SUPPLY RIPPLE=3mVrms MAX. 10 0 1 5 10 50 100 NUMBER OF CYCLES AT 60Hz C1 1.0F 300V Zout 11/2MAX. DC To 2KHz MINIMIZE ALL LEAD LENGTHS A-TEKTRONIX 545A. K PLUG IN PRE AMP P6000 PROBE OR EQUIVALENT R1- ADJUSTED FOR 14 BETWEEN POINT 2 OF RELAY AND RECTIFIER INDUCTIVE=3.8 H FIG.5-TYPICAL JUNCTION CAPACITANCE 35 30 25 20 15 10 5 0 R2- TEN 1W 10 1% CARBON CORE IN PARALLEL TA= 25 +10 C 0 FOR RECTIFIER IFM 1.0 i(t) di/dt=50A/S trr 0 IRM(REC) 2.0 1cm SET TIME BASE FOR 50 / 100ns / cm JUNCTION CAPACITANCE,(pF) .01 .05 .1 .5 1 5 10 50 100 REVERSE VOLTAGE,(V) 237 |
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