CURRENT 5.0 Amperes VOLTAGE 50 to 800 Volts MR820 THRU MR828 Features * Plastic package has Underwrites Laboratory Flammability Classification 94V-0 * Fast switching speed * Diffused junction * High current capability * High temperature soldering guaranteed : 250/10 seconds, 0.375"(9.5mm) lead length, 5 lbs.(2.3kg) tension. P-6 0.360(9.1) 0.340(8.6) DIA. 1.0(25.4) MIN. 0.360(9.1) 0.340(8.6) Mechanical Data * Case : P-6 molded plastic body * Terminals : Plated axial lead solderable per MIL-STD-750, method 2026 * Polarity : Color band denotes cathode end * Mounting Position : Any * Weight : 0.07 ounce, 2.1 grams 1.0(25.4) MIN. 0.052(1.3) 0.048(1.2) DIA. Dimensions in inches and (millimeters) Maximum Ratings And Electrical Characteristics (Ratings at 25 ambient temperature unless otherwise specified, Single phase, half wave 60Hz, resistive or inductive load. For capacitive load, derate by 20%) Symbols MR820 MR821 MR822 MR824 MR826 MR828 Units Maximum recurrent peak reverse voltage VRRM 50 100 200 400 600 800 Volts Maximum RMS voltage VRMS 35 70 140 280 420 560 Volts Maximum DC blocking voltage VDC 50 100 200 400 600 800 Volts Maximum average forward rectified current 0.375" (9.5mm) lead length at TA=55 I(AV) 5.0 Amps Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC method) IFSM 300.0 Amps VF 1.1 Volts Maximum instantaneous forward voltage at 5.0A Maximum DC reverse current at rated DC blocking voltage TA=25 TA=100 Maximum reverse recovery time (Note 1) Maximum thermal resistance Typical junction capacitance (Note 2) Operating junction and storage temperature range IR Trr 10 100 A 120 ns RJA 10 /W CJ 300 pF TJ TSTG Notes: (1) Test conditions: IF=0.5A, IR=1.0A, Irr=0.25A. (2) Measured at 1MHz and applied reverse voltage of 4.0 Volts. -55 to +150 RATINGS AND CHARACTERISTIC CURVES MR820 THRU MR828 FIG . 1 -REVERSE RECOVERY TIME CHARACTERISTIC 10 50 NONINDUCTIVE NONINDUCTIVE (+ ) 25Vdc (approx) (-) AND TEST CIRCUIT DIAGRAM trr +0.5A (-) DUT PULSE GENERATOR ( NOTE 2 ) OSCILLOSCOPE (NOTE 1 ) NONINDUCTIVE NOTES: 1 . RISE TIME = 7nsmax. INPUT IMPEDANCE= 1 MEGOHM 22pf 2 . RISETIME = 10ns max. SOURSE IMPEDANCE = 50ohmsf 0 -0.25A (+) -1.0A 1cm FIG .3 MAXIMUM FORWARD SURGE NUMBER OF CYCLES Io-AVERAGE RECTIFIED CURRENT (A) SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 5.0 4.0 2.0 0 20 40 60 80 100 120 140 160 180 200 0 PEAK FORWARD SURGE CURRENT AMPERES FIG . 2 MAXIMUM CURRENT DERATING CURVE 6.0 SET TIME BASE FOR 5/ 20ns / cm 8.3 ms Single Half Sine Wave 300 200 100 10 1 FIG .5 TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 10 100 Tj=100 C o INSTANTANEOUS FORWARD CURRENT AMPERES INSTANTANEOUS REVERSE CURRENT, MICROAMPERES FIG .4 TYPICAL JREVERSE CHARACTERISTICS 1 Tj=50 C 0.1 o Tj=25 C o 0.01 50 NO OF CYCLES AT 60 HZ T A.AMBIENT TRMPERATURE ( C) o 0 20 40 60 80 100 120 PERCENT OF RATED PEAK REVERSE VOLTAGE, % 140 Tj=25 C PULSE WIDTH=300us 1%DUTY CYCLE o 10 1 0.1 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 100