MICR UALITY SEMICONDUCTOR, INC. 30 Amp Epoxy Bridge Rectifiers VK Series 30 Amps DC Forward Current at To = 80C 300 Amps Peak One Half Cycle Surge Current Externally Exposed Copper Mounting Pad For Low Thermal Resistance 2200 Volts Minimum Circuit-to-Case Insulation LTR. INCHES MILLIMETERS A .162-.168 Dia. 4,11-4,27 Dia. 8 .345-.355 Dia. 8,76-9,02 Dia. Cc 23-27 Typ. 5,84-6,86 Typ. fe) D .138-.158 Typ. 3,15-4,01 Typ. E 38-.42 Typ. 9,65~10,67 Typ. hay F .245-.255 Typ. 6,22-6,48 Typ. - G .85-.89 Sq. 21,59-22,61 Sq. H 76-78 Sq. 19,30-19,82 Sq. i .030-.034 Typ. ,76~,86 Typ. to) J 09-.11 2,29-2,79 Typ. 2 K .38-.42 9,65-10,67 + L -29-.30 7,87-7,62 M .75 Max. 19,05 Max. A N -89-1.04 Typ. 22,61-26,42 Typ. F 4 = a MAXIMUM RATINGS (At T, = 25C unless otherwise noted) CONTROLLED NON-CONTROLLED RATINGS SYMBOL AVALANCHE AVALANCHE UNITS Series Number VK247 | VK447 | VK647 | VK04B | VK148 | VK248 | VK448 | VK648 | VK848 | VK1048 DC Blocking Voltage Ve Working Peak Reverse Voltage Vewe 200 400 600 50 100 200 400 600 800 1000 | Volts Peak Repetitive Reverse Voltage Vanm RMS Reverse Voltage Vaweas) 140 280 420 35 70 140 280 420 560 700 | Volts Power Dissipation in Vian, Region for 100 4 sec Square Wave eR) Pam 1500 NA Watts Continuous Power Dissipation in Vign, Region at T, = 40C (enh Pa 4 NA Watts Peak Surge Current, 2 Cycle at 60 Hz, (Non-Rep) and T; = 80C (Fig. 2) Irom 300 Amps Peak Surge Current, 1 sec at 60 Hz and T, = 80C (Fig. 2)} lea 75 Amps Avg. Forward Current at T; = 80C (Fig. 1) lo 30 Amps Avg. Forward Current at T, = 40C (No Heat Sink) lo 5 Amps Junction Operating and Storage Temperature Range Ti, Tst6 50 to + 150 C 2 Fusing Data Pt 375 Agee ELECTRICAL CHARACTERISTICS (At T, = 25C unless otherwise noted) CONTROLLED NON-CONTROLLED CHARACTERISTICS SYMBOL AVALANCHE AVALANCHE UNITS Series Number vK247 | VK447 | vK647 | vK048 | VK148 | VK248 | VK448 | VK648 | VK848 [VK1048 Minimum Avalanche Voltage Vier) 250 450 650 NA Volts Maximum Avalanche Voltage Vier) 700 900 1100 NA Volts Maximum Instantaneous Forward Voltage V 14 Volts/ Drop (per diode) at 30 Amps (Fig. 3) rM . Leg Maximum Reverse Current at \ 10 A Rated Vau at Ty = 40C, (Fig. 4) a Maximum Reverse Current at i 1.0 mA Rated Vay at T, = 150C, (Fig. 4) AM . Insulation Strength From Circuit to Case (min.) 2200 Vorts Maximum Thermal Resistance, Junction to Case Rass 1.0 C/W Recognized Under Components Program of Underwriters Laboratories, Inc. 27OC FORWARD CURRENT VS CASE TEMPERATURE PEAK SURGE CURRENT (PER LEG) VS NUMBER OF CYCLES AT 60Hz AND Tc = 80C 30 2 = = z . a 25 = = N e < =. 5 a ~ 20 i < Fy S ra CASE TEMP. IS MEASURED > C15 | on-Frte ete rte- Hace bE 3 FROM A POINT/MIDWAY 5 Oo BETWEEN THE OUTER wi t EDGE AND THA MOUNTING < 10 HOLE EDGE- > = Reb.c = 1.0C/w. 5 5 o Oo 8 \ a 2 x < 9 a 0 20 40 %& 80 100 120 140 160 180 1 10 60 100 CASE TEMPERATURE, Ty, ce) NUMBER OF CYCLES AT 60Hz FIGURE 1 FIGURE 2 TYPICAL INSTANTANEOUS FORWARD VOLTAGE REVERSE CURRENT VS JUNCTION 1000 OROP VS DC FORWARD CURRENT TEMPERATURE AT RATED VOLTAGE 1000 S00 a a z ~~ 100 = & = 100 x E = 10 = 5 10 Q 3 z i 2 g $ 1.0 # on ; 6 02 04 06 O8 1.0 12 14 16 18 20 22 246 26 50 75 100 125 150 TYPICAL INSTANTANEQUS FORWARD VOLTAGE JUNCTION TEMPERATURE, T., (C) DROP Vey. (VOLTS) FIGURE 3 FIGURE 4 100 CAPACITIVE LOAD DERATING CURVE 90 Lo] NOTES: 1. Standard parts have terminais bent up at approximately 80) 90 angle from mounting plane. To order terminals parallel to mounting plane (see front page photo), change the 70) LA Weaver dat second digit of the part number from 4 to 3. Example: 2 3 a4 sither AC terminal Change VK247 to VK237. xy 60 A i 2. Also available with center-tap common cathode, common B f anode and doubler circuits as shown below. & 5a Applied voltage oc s Conduction Current & 40 8 COMMON . COMMON - OOusLER 2 30 CATHOOE ANOOE 20 i 3 C = 180 Conduction Angle (Resistive Load} ac ac ac ac ' 1 Add sutfin an Add sutfin @" Aad suffix "C 10 C= Decreased Conductian Angle to part no, to part no. to part no 0 | | | | 20 40 60 80 100 120 140 160 180 C FORWARD CONDUCTION ANGLE ( DEGAEES | FIGURE 5 FIGURE 6 28