1N4044-1N4056 HIGH POWER RECTIFIERS High-reliability discrete products and engineering services since 1977 FEATURES Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number. Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix. MAXIMUM RATINGS Parameter Symbol Value Unit Average Forward Current IF(AV) 275 Amps TC = 120°C, square wave, RθJC = 0.18°C/W Maximum Surge Current IFSM 5000 Amps 8.3ms, half sine, TJ = 190°C 2 Max. I t for fusing 2 2 It 104125 A s 8.3ms Max. Peak Forward Voltage VFM 1.3 Volts IFM = 300A: TJ = 25°C* Max. Peak Reverse Current IRM 10mA VRRM, TJ = 150°C Max. Reverse Current IRM 75µA VRRM, TJ = 25°C *Pulse test: Pulse width 300µsec. Duty cycle 2% VOLTAGE RATINGS Part Number PIV 1N4044 50V 1N4045 100V 1N4046 150V 1N4047 200V 1N4048 250V 1N4049 300V 1N4050 400V 1N4051 500V 1N4052 600V 1N4053 700V 1N4054 800V 1N4055 900V 1N4056 1000V THERMAL CHARACTERISTICS Storage Temperature Range Tstg -65 to +190°C Operating Junction Temperature Range TJ -65 to +190°C Maximum Thermal Resistance RθJC 0.18°C/W junction to case Typical Thermal Resistance RθCS .08°C/W case to sink Mounting Torque 300-325 inch pounds Rev. 20121211 High-reliability discrete products and engineering services since 1977 1N4044-1N4056 HIGH POWER RECTIFIERS MECHANICAL CHARACTERISTICS Case DO-9(R) Marking Alpha-numeric Normal polarity Cathode is stud Reverse polarity Anode is stud (add “R” suffix) DO-9(R) A B C D F G H J K L M N P Q Inches Min Max 5.300 5.900 2.100 1.120 0.749 0.793 0.828 0.310 0.360 1.100 0.125 0.755 0.423 0.453 0.170 0.470 0.530 0.338 0.350 1.218 1.250 Millimeters Min Max 134.60 149.90 53.340 28.450 19.020 20.140 21.030 7.870 9.140 27.940 3.180 19.180 10.740 11.510 4.320 11.940 13.460 8.580 8.890 30.940 31.750 Rev. 20121211