MR850, MR851, MR852, MR854, MR856 Axial Lead Fast Recovery Rectifiers Axial lead mounted fast recovery power rectifiers are designed for special applications such as dc power supplies, inverters, converters, MR850, MR851, MR852, MR854, MR856 MAXIMUM RATINGS Rating Symbol MR850 MR851 MR852 MR854 MR856 Unit Peak Repetitive Reverse Voltage V 50 100 200 400 600 V RRM Working Peak Reverse Voltage V RWM DC Blocking Voltage V R NonRepetitive Peak Reverse Voltage V 75 150 250 450 650 V RSM RMS Reverse Voltage V 35 70 140 280 420 V R(RMS) Average Rectified Forward Current I 3.0 A O (Single phase resistive load, T = 80C) A NonRepetitive Peak Surge Current I 100 A FSM (Surge Applied at Rated Load Conditions) (one cycle) Operating and Storage Junction Temperature Range T , T 65 to +125 C J stg 65 to +150 Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. THERMAL CHARACTERISTICS Characteristic Symbol Max Unit Thermal Resistance, JunctiontoAmbient (Note 1) R 28 C/W JA Thermal Resistance, JunctiontoLead (Note 1) 5.5 C/W R JL 1. Mounted with minimum recommended pad size, PC board FR4. ELECTRICAL CHARACTERISTICS Characteristic Symbol Min Typ Max Unit Forward Voltage V 1.04 1.25 V F (I = 3.0 A, T = 25C) F J Reverse Current (rated DC voltage) T = 25C I 2.0 10 A J R MR850 150 MR851 60 150 MR852 200 T = 80C J MR854 250 MR856 100 300 REVERSE RECOVERY CHARACTERISTICS Characteristic Symbol Min Typ Max Unit Reverse Recovery Time t ns rr (I = 1.0 A to V = 30 Vdc) 100 200 F R 150 300 (I = 15 A, di/dt = 10 A/ s) F Reverse Recovery Current I 2.0 A RM(REC) (I = 1.0 A to V = 30 Vdc) F R