MR820 THRU MR828 FRONTIER ELECTRONICS CO., LTD. 5A FAST RECOVERY PLASTIC RECTIFIER FEATURES ! THE PLASTIC PACKAGE CARRIES UNDERWRITERS LABORATORY FLAMMABILITY CLASSIFICATION 94V-0 ! HIGH SURGE CURRENT CAPABILITY ! HIGH CURRENT OPERATION ! FAST SWITCHING FOR HIGH EFFICIENCY ! DIFFUSED JUNCTION ! COMPLETELY INSULATED CASE ! UNIFORM MOLDED BODY ! HIGH TEMPERATURE SOLDERING GUARANTEED265/10S /.3759.5mmLEAD LENGTH/5 LBS., (2.3KG) TENSION 1.0(25.4) MIN .052(1.3) .048(1.2) .360(9.1) .340(8.6) .360(9.1) .340(8.6) MECHANICAL DATA ! CASEMOLDED PLASTIC ! TERMINALSPLATED AXIAL LEADS, SOLDERABLE PER MIL-STD-202,METHOD 208 ! POLARITYCOLOR BAND DENOTES CATHODE ! MOUNTING POSITIONANY ! WEIGHT2.1 GRAMS 1.0(25.4) MIN CASE-P6 DIMENSIONS IN INCHES AND (MILLIMETERS) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATINGS AT 25C AMBIENT TEMPERATURE UNLESS OTHERWISE SPECIFIED SINGLE PHASE, HALF WAVE, 60 HZ, RESISTIVE OR INDUCTIVE LOAD. FOR CAPACITIVE LOAD, DERATE CURRENT BY 20% RATINGS MAXIMUM RECURRENT PEAK REVERSE VOLTAGE MAXIMUM RMS VOLTAGE MAXIMUM DC BLOCKING VOLTAGE MAXIMUM AVERAGE FORWARD RECTIFIED CURRENT .375(9.5mm) LEAD LENGTH AT TA=55C PEAK FORWARD SURGE CURRENT, 8.3ms SINGLE HALF SINE-WAVE SUPERIMPOSED ON RATED LOAD TYPICAL JUNCTION CAPACITANCE (NOTE 1) TYPICAL THERMAL RESISTANCE (NOTE 2) STORAGE TEMPERATURE RANGE OPERATING TEMPERATURE RANGE SYMBOL MR820 VRRM 50 VRMS 35 VDC 50 MR821 100 70 100 MR822 200 140 200 MR824 400 280 400 MR826 600 420 600 MR828 800 560 800 UNITS V V V IO 5.0 A IFSM 300 A CJ 300 10 - 55 TO + 150 - 55 TO + 150 PF /W Rja TSTG TOP ELECTRICAL CHARACTERISTICS (AT TA =25C UNLESS OTHERWISE NOTED) CHARACTERISTICS SYMBOL MR820 MAXIMUM FORWARD VOLTAGE AT IO DC VF MAXIMUM REVERSE CURRENT AT 25 IR MAXIMUM REVERSE CURRENT AT 100 IR MAXIMUM REVERSE RECOVERY TIME (NOTE 3) TRR MR821 MR822 MR824 MR826 1.1 10 100 120 NOTE 1. MEASURED AT 1 MHZ AND APPLIED REVERSE VOLTAGE 0F 4.0 VOLTS 2. 2. BOTH LEADS ATTATCHED TO HEATSINK 63.5x63.5x1t(mm) COPPER PLATE AT LEAD LENTH 5mm 3. REVERSE RECOVERY TEST CONDITIONS: IF=0.5A, IR=1.0A, IRR=0.25A 3-37 MR828 UNITS V A A nS RATINGS AND CHARACTERISTIC CURVE MR820 THRU MR828 FIG. 1-TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 10 NONINDUCTIVE 50 NONINDUCTIVE Trr +0.5A (-) D.U.T. (+) 25 Vdc (approx) (-) PULSE GENERATOR ( NOTE 2 ) 1 NON INDUCTIVE OSCILLOSCOPE ( NOTE 1 ) 0 -0.25A (+) -1.0A NOTE: 1. RISETIME=7ns MAX. INPUT IMPEDANCE=1 MEGOHM 22PF 2. RISE TIME =10ns MAX. SOURCE IMPEDANCE=50OHMS 1cm SET TIME BASE FOR 10/20 ns/cm Fig. 3-MAXIMUM FORWARD SURGE NUMBER OF CYCLES Io-AVERAGE RECTIFIED CURRENT (A) 6.0 PEAK FORWARD SURGE CURRENT AMPERES Fig. 2-MAXIMUM CURRENT DERATING CURVE SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 5.0 4.0 2.0 0 0 20 40 60 80 8.3 ms Single Half Sine Wave 300 200 100 1 100 120 140 160 180 200 O TA-AMBIENT TEMPERATURE ( C) 10 50 NO OF CYCLES AT 60 HZ FIG. 4-TYPICAL REVERSE CHARACTERISTICS FIG. 5-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 100 Tj=100oC INSTANTANEOUS FORWARD CURRENT AMPERES INSTANTANEOUS REVERSE CURRENT, MICROAMPERES CAPACITTANCE,pF 10 1 0.1 Tj=50oC Tj=25oC 0.01 10 Tj=25oC PULSE WIDTH =300us 1% DUTY CYCLE 1 0.1 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, % 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 3-38 100