Previous Datasheet Index Next Data Bulletin SheetI2039 70/300U(R) SERIES Stud Version STANDARD RECOVERY DIODES 250A 300A Features Alloy diode Peak reverse voltage up to 1000V Popular series for rough service Standard JEDEC types Stud cathode and stud anode version Typical Applications Welders Power supplies Motor controls Battery chargers General industrial current rectification Major Ratings and Characteristics Parameters 70U 300U Units IF(AV) 250 300 A 150 130 °C @ TC IFSM I2t @ 50Hz 6550 A @ 60Hz 6850 A @ 50Hz 214 KA2s @ 60Hz 195 KA2s VRRM range TJ 100 to 1000 50 to 1000 -65 to 200 V °C To Order case style DO-205AB (DO-9) Previous Series Datasheet 70/300U(R) Index Next Data Sheet ELECTRICAL SPECIFICATIONS Voltage Ratings Type number * Voltage Code 70U VRRM , maximum repetitive peak reverse voltage V VRSM , maximum nonrepetitive peak rev. voltage V 10 100 200 20 200 300 40 400 500 60 600 720 IRRM max. TJ = 200°C mA 60 80 800 960 100 1000 1200 Voltage VRRM , maximum repetitive VRSM , maximum non- IRRM max. Code peak reverse voltage V repetitive peak rev. voltage V TJ = 175°C 5 50 100 40 10 100 200 40 20 200 300 40 30 300 400 40 40 400 500 40 60 600 720 40 80 800 960 35 100 1000 1200 30 Type number 300U mA * Also available as JEDEC series: 1N3735 through 1N3743; 1N2054 through 1N2068; 1N4044 through 1N4056. Forward Conduction Parameter I F(AV) I FSM 2 I t 70U 300U Units Max. average forward current 250 300 A @ Case temperature 150 130 °C Max. peak, one-cycle forward, 6550 non-repetitive surge current 6850 2 Maximum I t for fusing No voltage t = 8.3ms reapplied 5500 t = 10ms 100% VRRM 5750 t = 8.3ms reapplied Sinusoidal half wave, 214 t = 10ms No voltage Initial TJ = TJ max. t = 8.3ms reapplied t = 10ms 100% VRRM t = 8.3ms reapplied A KA2s 151 138 I √t Maximum I √t for fusing V F(TO) Max. value of threshold voltage Max. value of forward slope resistance rf V FM 2140 KA √s 0.610 V 0.751 mΩ 2 Max. peak forward voltage 180° conduction, half sine wave t = 10ms 195 2 Conditions 2 t = 0.1 to 10ms, no voltage reapplied TJ = 200°C 1.30 -- V (IFM x π x IF(AV) (785A peak), TJ = 25°C -- 1.40 V (IFM x π x IF(AV) (942A peak), TJ = 25°C To Order Previous Datasheet 70/300U(R) Series Index Fig. 3 - Forward Power Loss Characteristics Fig. 4 - Forward Power Loss Characteristics To Order Next Data Sheet Previous Datasheet Index Fig. 7 - Forward Voltage Drop Characteristics Fig. 8 - Thermal Impedance Z thJC Characteristic To Order Next Data Sheet 70/300U(R) Series Previous Datasheet Index Next Data Sheet 70/300U(R) Series Thermal and Mechanical Specifications Parameter 70/300U(R) TJ Max. junction operating temperature range -65 to 200 Tstg Max. storage temperature range -65 to 200 RthJC Max. thermal resistance, junction to case RthCS Max. thermal resistance, case to heatsink 0.08 T Max. allowed mounting torque +0 -20% 37 Units °C 0.18 DC operation K/W Approximate weight 250 Case style Mounting surface, smooth, flat and greased Not lubricated threads Nm 28 wt Conditions Lubricated threads g DO-205AB (DO-9)** JEDEC (See Outline Table) ** 302U-A uses IR case style B-26 ∆RthJC Conduction (The following table shows the increment of thermal resistence RthJC when devices operate at different conduction angles than DC) Conduction angle Sinusoidal conduction Rectangular conduction Units 180° 0.020 0.015 120° 0.024 0.025 90° 0.031 0.034 60° 0.045 0.047 30° 0.077 0.077 TJ = TJ max. K/W Ordering Information Table Device Code 1 - 300 U 1 2 3 300 = Standard 300U device 70 302 = Standard 70U device = 300U Top Threaded version 72 U = 70U with Pinch Bolt = Essential Part Number Conditions R 100 A 4 5 6 2 - 3 - F = Flat Base, available only on 72UF Series None = Normal Stud 4 - R = Stud Reverse Polarity (Anode to Stud) None = Stud Normal Polarity (Cathode to Stud) 5 6 - Voltage code: Code x 10 = VRRM (See Voltage Ratings table) A = Essential Part Number only for 300U Series None = 70U Series NOTE: For longer lead Contact Factory To Order Previous Series Datasheet 70/300U(R) Index Next Data Sheet Outline Table 19.18 (0.755) MAX. 11.51 (0.453) 10.74 (0.423) 4.32 (0.170) MAX. 13.46 (0.530) 11.94 (0.470) 1 3 4 .6 (5 .3 0 ) DIA. 70U/300U-A Series Conforms to JEDEC DO-205AB (DO-9) 27.94 (1.10) DIA. MAX. All dimensions in millimeters (inches) M AX . 9.27 (0.365) 7.87 (0.310) 2 0.1 4 (0 .7 9 ) 3.18 (0.125) MAX. UNTHREADED PORTION 2 1.0 3 (0 .8 3 ) 2 8 .45 (1 .1 2 ) 5 3 .3 4 (2 .1 0 ) M A X . 1 4 9 .9 (5 .9 0 ) 8.89 (0.350) 8.38 (0.330) 31.75 (1.250) 30.94 (1.218) ACROSS FLATS 3/4"-16UNF-2A* 19.02 (0.749) DIA. MAX. * METRIC DEVICE. M16 X 1.5 FOR 300U..AM METRIC DEVICE. M20 X 1.5 FOR 300U..AMA 9.50 (0.374) MAX. DIA. 2 0 .1 4 (0 .7 9 3 ) 3.18 (0.125) MAX. 2 1 .0 3 (0 .8 2 8 ) All dimensions in millimeters (inches) 31.75 (1.250) 30.94 (1.218) ACROSS FLATS 3/4"-16UNF-2A 19.02 (0.749) DIA. MAX. To Order 7 .8 7 ( 0 .3 1 0 ) 27.94 (1.10) DIA. MAX. 9 .2 7 ( 0 .3 6 5 ) IR Case Style B26 16.76 (0.66) ACROSS FLATS M AX. 1 4 .9 9 (0 .5 9 ) 5 5 .6 3 (2 . 1 9 ) 302U-A Series 18.29 (0.72) 2 8 .4 5 (1 . 1 2 ) 1 6 .5 1 (0 .6 5 ) 5 8 .6 7 (2 . 3 1 ) 3/8"-24UNF-2A Previous Datasheet Index Next Data Sheet 70/300U(R) Series Outline Table 41 (1.61) Pinch Bolt 43-8223 24 (0.94) 1 2 ( 0 .4 7 ) DIA. 11.25 (0.44) 5.5 (0.21) DIA. 13 (0 .51) 2 8 .4 5 ( 1 .1 2 ) M A X . 6 (0.23) 9 (0.35) ± 0.1 (0.004) DIA. 16 (0.62) 31.75 (1.250) 33 (1.29) 30.94 (1.218) ACROSS FLAT 60 (2.36) 72UF Series Spring Clamp 43-8222 24 (0.94) Flat Base All dimensions in millimeters (inches) 50 ( 1.96 ) FULL RAD. 7 (0.27) D IA. 36 (1.41) A/C 27 .6 (1.08) 7 .8 7 ( 0 .3 1 0 ) 9 .2 7 ( 0 .3 6 5 ) 5 0 (1 .9 7 ) M A X . 2.4 (0.09) 20 (0.78) 11.19 (0.44) DIA. 70UF supplied with spring clamp 72UF supplied with pinch bolt and spring clamp 48 (1.88) Fig. 1 - Current Ratings Characteristics Fig. 2 - Current Ratings Characteristics To Order