BR3500 - BR3512 SILICON BRIDGE RECTIFIERS BR50 PRV : 50 - 1200 Volts Io : 35 Amperes 0.728(18.50) 0.688(17.40) FEATURES : * * * * * * 0.685(16.70) 1.130(28.70) 0.618(15.70) 1.120(28.40) 0.570(14.50) 0.530(13.40) High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Pb / RoHS Free 0.210(5.30) 0.200(5.10) 0.658(16.70) 0.618(15.70) 0.032(0.81) 0.028(0.71) 0.252(6.40) 0.248(6.30) φ 0.100(2.50) 0.090(2.30) MECHANICAL DATA : * Case : Molded plastic with heatsink integrally mounted in the bridge encapsulation * Epoxy : UL94V-O rate flame retardant * Terminals : plated .25" (6.35 mm). Faston * Polarity : Polarity symbols marked on case * Mounting position : Bolt down on heat-sink with silicone thermal compound between bridge and mounting surface for maximum heat transfer efficiency. * Weight : 17.1 grams 0.905(23.0) 0.826(21.0) 0.310(7.87) 0.280(7.11) Metal Heatsink Dimensions in inches and ( millimeters ) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 °C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. RATING SYMBOL Maximum Recurrent Peak Reverse Voltage VRRM Maximum RMS Voltage BR 3500 50 BR 3501 100 BR 3502 200 BR 3504 400 BR 3506 600 BR 3508 800 BR 3510 1000 BR 3512 1200 UNIT V VRMS 35 70 140 280 420 560 700 840 V Maximum DC Blocking Voltage VDC 50 100 200 400 600 800 1000 1200 V Maximum Average Forward Current Tc = 55°C IF(AV) 35 A IFSM 400 A I 2t VF 660 1.1 A2S V IR 10 µA Peak Forward Surge Current Single half sine wave Superimposed on rated load (JEDEC Method) Current Squared Time at t < 8.3 ms. Maximum Forward Voltage per Diode at IF = 17.5 A Maximum DC Reverse Current Ta = 25 °C at Rated DC Blocking Voltage Ta = 100 °C IR(H) 200 µA Typical Thermal Resistance (Note 1) RθJC 1.5 °C/W Typical Thermal Resistance at Junction to Ambient RθJA 10 °C TJ - 40 to + 150 °C TSTG - 40 to + 150 °C Operating Junction Temperature Range Storage Temperature Range Notes : 1. Thermal Resistance from junction to case with units mounted on a 7.5" x 3.5" x 4.6" (19cm.x 9cm.x 11.8cm.) Al.-Finned Plate Page 1 of 2 Rev. 02 : March 24, 2005 RATING AND CHARACTERISTIC CURVES ( BR3500 - BR3512 ) FIG.1 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 600 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT AMPERES 42 35 28 21 14 HEAT-SINK MOUNTING, Tc 7.5" x 3.5" x 4.6" THK. (19cm x 9cm x 11.8cm) Al.-Finned plate 7 0 0 25 50 75 100 125 150 500 T J = 50 °C 400 300 200 8.3 ms SINGLE HALF SINE WAVE JEDEC METHOD 100 0 175 1 CASE TEMPERATURE, ( °C) FIG.3 - TYPICAL FORWARD CHARACTERISTICS 4 6 10 20 40 60 100 FIG.4 - TYPICAL REVERSE CHARACTERISTICS PER DIODE PER DIODE 100 10 T J = 100 °C REVERSE CURRENT, MICROAMPERES FORWARD CURRENT, AMPERES 2 NUMBER OF CYCLES AT 60Hz 10 Pulse Width = 300 µs 1 % Duty Cycle 1.0 1.0 T J = 25 °C 0.1 T J = 25 °C 0.1 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED REVERSE VOLTAGE, (%) 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 FORWARD VOLTAGE, VOLTS Page 2 of 2 Rev. 02 : March 24, 2005