1N4933

1N4933 THRU 1N4937 FAST RECOVERY RECTIFIER Reverse Voltage - 50 to 600 Volts Forward Current - 1.0 Ampere DO-204AL FEATURES * The plastic package carries Underwriters Laboratory Flammability Classification 94V-0 * Low cost * Low leakage * Low forward voltage drop * High current capability 0.107(2.7) 0.080(2.0) DIA. 0.205(5.2) 0.160(4.1) 1.0(25.4) MIN. 1.0(25.4) MIN. MECHANICAL DATA Case : JEDEC DO-204AL molded plastic Terminals : Plated axial leads , solderable per MIL-STD-750, Method 2026 Polarity : Color band denotes cathode end Mounting Position : Any Weight : 0.012 ounes , 0.3 gram 0.034(0.86) 0.028(0.71) DIA. *Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 C ambient temperature SYMBOLS unless otherwise specified. Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current 0.375" (9.5mm) lead length at TL=75 C o o 1N4933 50 35 50 1N4934 100 70 100 1N4935 200 140 200 1N4936 400 280 400 1N4937 600 420 600 UNITS Volts Volts Volts Amps VRRM VRMS VDC I(AV) 1.0 Peak forward surge current 8.3ms single half sine-wave IFSM superimposed on rated load (JEDEC Method) Maximum instantaneous forward voltage at 1.0 A Maximum DC reverse current at rated DC blocking voltage Maximum reverse recovery time (NOTE 1) Typical junction capacitance (NOTE 2) Operating junction and storage temperature range o 30 Amps VF 1.2 5.0 Volts TA=25 C TA=100 C o IR 100 trr CJ TJ,TSTG 200 15 -65 to +150 uA nS pF o C NOTES : (1) Test condition : IF = 1.0A, VR = 30 V (2) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts REV. : 0 Zowie Technology Corporation RATINGS AND CHARACTERISTIC CURVES 1N4933 THRU 1N4937 FIG.1 - FORWARD CURRENT DERATING CURVE 1.2 AVERAGE FORWARD RECTIFIED CURRENT, AMPERES 1.0 0.8 0.6 0.4 0.2 0.375" (9.5mm) LEAD LENGTH 60Hz RESISTIVE OR INDUCTIVE LOAD FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 50 PEAK FORWARD SURGE CURRENT, AMPERES 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 40 30 20 10 0 0 25 50 75 100 125 o 0 150 175 1 10 NUMBER OF CYCLES AT 60Hz 100 AMBIENT TEMPERATURE, C FIG.3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 10.00 IINSTANTANEOUS FORWARD CURRENT, AMPERES JUNCTION CAPACITANCE, pF FIG.5 - TYPICAL JUNCTION CAPACITANCE 200 100 60 40 20 10 6 4 2 1 .1 .2 .4 1.0 2 4 PULSE WIDTH=300uS 1% DUTY CYCLE TJ = 25 C o 1.00 TJ = 25 C o 0.10 10 20 40 100 REVERSE VOLTAGE, VOLTS 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE, VOLTS FIG.5 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTICS trr 8 1 2 3 38uH/1.4 115 Va 10 K 60 HZ 2 W 7 6 30 50W NON-INDUCTIVE UNIT UNDER TEST 1.0Adc FROM CONSTANT VOLTAGE SUPPLY R2 RIPPLE=3mVrms MAX. C1 1 1.0uF 10W 300V NONINDUCTIVE Zout 11/2 MAX. DC to 2kHz i ( t ) di/dt = 50A/us IFM1.0 C.P. CLARE HPG 1002 5 4 30 Vdc CONSTANT VOLTAGE SUPPLY MINIMIZE ALL LEAD LENGTHS 1 AMP SLO-BLO FUSE C1 1.0 uF 300 V 0 IRM(REV) SET TIME BASE FOR 50/100 nS/cm OR EQUIVALENT IN PARALLEL R1 - ADJUSTED FOR 1.4 BETWEEN PONT 2 OF RELAY AND RECTIFIER INDUCTIVE = 3.8uH TA = 25 R2 - TEN - 1 W 10 % CARBON CORE o +10 C FOR RECTIFIER -0 REV. : 0 Zowie Technology Corporation