MR2500L - MR2512L AUTOMOTIVE RECTIFIER DIODES PRV : 50 - 1200 Volts Io : 25 Amperes MR - L FEATURES : * * * * * 0.053 (1.35) 0.050 (1.27) High current capability High surge current capability High reliability Low reverse current Low forward voltage drop 0.246 (6.25) 0.234 (5.94) 1.00 (25.4) MIN. 0.342 (8.69) 0.332 (8.43) MECHANICAL DATA : * Case : Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, Method 208 guaranteed * Polarity : Cathode polarity band * Mounting position : Any * Weight : 2.69 grams Dimensions in inches and ( millimeter ) 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 MR MR MR MR MR MR MR MR UNIT 2500L 2501L 2502L 2504L 2506L 2508L 2510L 2512L Maximum Repetitive Peak Reverse Voltage VRRM 50 100 200 400 600 800 1000 1200 Volts Maximum RMS Voltage VRMS 35 70 140 280 420 560 700 840 Volts Maximum DC Blocking Voltage VDC 50 100 200 400 600 800 1000 1200 Volts Average Rectified Forward Current Tc = 150°C IF(AV) 25 Amps. IFSM 400 Amps. VF 1.0 Volts Peak Forward Surge Current Single half sine wave superimposed on rated load (JEDEC Method) Maximum Forward Voltage at IF = 25 Amps. Maximum DC Reverse Current Ta = 25 °C IR 5.0 µA at rated DC Blocking Voltage Ta = 100 °C IR(H) 1.0 mA Thermal Resistance (Note 1) RθJC 0.8 °C/W Junction Temperature Range TJ - 65 to + 175 °C Storage Temperature Range TSTG - 65 to + 175 °C Note : (1) Thermal resistance from junction to case. Single side cooled. UPDATE : MARCH 13, 2000 FIG.1 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES RATING AND CHARACTERISTIC CURVES ( MR2500L - MR2512L ) 25 20 15 10 5 0 120 130 140 150 160 170 180 FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 500 Ta = 25 °C 400 300 200 100 0 190 1 CASE TEMPERATURE, ( °C) 100 10 Pulse Width = 300 µs 2% Duty Cycle TJ = 25 °C 0.1 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 4 6 10 20 40 60 100 1.8 FORWARD VOLTAGE, VOLTS FIG.4 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, MICROAMPERES FORWARD CURRENT, AMPERES FIG.3 - TYPICAL FORWARD CHARACTERISTICS 1 2 NUMBER OF CYCLES AT 60Hz 2.0 10 Ta = 100 °C 1.0 0.1 Ta = 25 °C 0.01 0 20 40 60 80 100 120 PERCENT OF RATED REVERSE VOLTAGE, (%) 140