70U IRF | Alldatasheet

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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 IF(AV) 250 300 A @ T C 150 130 °C IFSM @ 50Hz 6550 A @ 60Hz 6850 A I2t @ 50Hz 214 KA 2s @ 60Hz 195 KA 2s VRRM range 100 to 1000 50 to 1000 V TJ -65 to 200 °C Parameters 70U 300U Units Major Ratings and Characteristics case style DO-205AB (DO-9)

70/300U(R) Series Voltage VRRM , maximum repetitive VRSM , maximum non- IRRM max. Type number * Code peak reverse voltage repetitive peak rev. voltageTJ = 200°C V V mA 10 100 200 20 200 300 40 400 500 60 600 720 80 800 960 100 1000 1200 Voltage VRRM , maximum repetitive VRSM , maximum non- IRRM max. Type number Code peak reverse voltage repetitive peak rev. voltageTJ = 175°C V V mA 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 ELECTRICAL SPECIFICATIONS Voltage Ratings 70U 60 300U IF(AV) Max. average forward current 250 300 A 180° conduction, half sine wave @ Case temperature 150 130 °C IFSM Max. peak, one-cycle forward, 6550 t = 10ms No voltage non-repetitive surge current 6850 t = 8.3ms reapplied 5500 t = 10ms 100% V RRM 5750 t = 8.3ms reapplied Sinusoidal half wave, I2t Maximum I2t for fusing 214 t = 10ms No voltage Initial TJ = TJ max. 195 t = 8.3ms reapplied 151 t = 10ms 100% V RRM 138 t = 8.3ms reapplied I2√ t Maximum I2√t for fusing 2140 KA 2√s t = 0.1 to 10ms, no voltage reapplied V F(TO) Max. value of threshold voltage rf Max. value of forward slope resistance V FM Max. peak forward voltage Parameter 70U 300U Units Conditions Forward Conduction KA 2s A 0.610 V 0.751 m Ω TJ = 200°C -- 1.40 V (IFM x π x IF(AV) (942A peak), TJ = 25°C 1.30 -- V (IFM x π x IF(AV) (785A peak), TJ = 25°C * Also available as JEDEC series: 1N3735 through 1N3743; 1N2054 through 1N2068; 1N4044 through 1N4056.

70/300U(R) Series Fig. 3 - Forward Power Loss Characteristics Fig. 4 - Forward Power Loss Characteristics

70/300U(R) Series Fig. 7 - Forward Voltage Drop Characteristics Fig. 8 - Thermal Impedance ZthJC Characteristic

70/300U(R) Series TJ Max. junction operating temperature range-65 to 200 Tstg Max. storage temperature range -65 to 200 R thJC Max. thermal resistance, junction to case0.18 DC operation R thCS Max. thermal resistance, case to heatsink0.08 Mounting surface, smooth, flat and greased T Max. allowed mounting torque +0 -20% 37 Not lubricated threads

28 Lubricated threads

wt Approximate weight 250 g Case style DO-205AB (DO-9) JEDEC (See Outline Table) Parameter 70/300U(R) Units Conditions Thermal and Mechanical Specifications K/W Nm 302U-A uses IR case style B-26 180° 0.020 0.015 TJ = TJ max. 120° 0.024 0.025 90° 0.031 0.034 60° 0.045 0.047 30° 0.077 0.077 Conduction angleSinusoidal conductionRectangular conductionUnits Conditions K/W Ordering Information Table

300 U R 100 A

1 - 300 = Standard 300U device 70 = Standard 70U device 302 = 300U Top Threaded version 72 = 70U with Pinch Bolt 2 - U = Essential Part Number 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 - Voltage code: Code x 10 = VRRM (See Voltage Ratings table) 6 - A = Essential Part Number only for 300U Series None = 70U Series NOTE: For longer lead Contact Factory ΔR thJC Conduction (The following table shows the increment of thermal resistence RthJC when devices operate at different conduction angles than DC)

70/300U(R) Series Outline Table 70U/300U-A Series Conforms to JEDEC DO-205AB (DO-9) All dimensions in millimeters (inches) 302U-A Series IR Case Style B26 All dimensions in millimeters (inches) 134.6 (5.3 0) 19.18 (0.755) MAX. 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 28.45 (1.12) M A X . 149.9 (5 .90) 8.89 (0.350) 8.38 (0.330) DIA. 11.51 (0.453) DIA. MAX. 31.75 (1.250) 30.94 (1.218) ACROSS FLATS 21.03 (0.8 3) 20.14 (0.7 9) 3.18 (0.125) MAX. UNTHREADED PORTION 9.27 (0.365) 7.87 (0.310) 4.32 (0.170) MAX. 13.46 (0.530) 11.94 (0.470) 2 8.4 5 (1.12 ) M A X . 27.94 (1.10) DIA. MAX. 3/4"-16UNF-2A 19.02 (0.749) DIA. MAX. 9.2 7 (0.36 5) 7.8 7 (0.31 0) 31.75 (1.250) 30.94 (1.218) ACROSS FLATS 1 6.51 (0 .65 ) 1 4.99 (0 .59 ) ACROSS FLATS 18.29 (0.72) 16.76 (0.66) 9.50 (0.374) MAX. DIA. 3/8"-24UNF-2A 21 .0 3 (0.8 28 ) 20 .1 4 (0.7 93 ) 3.18 (0.125) MAX. 5 8.6 7 (2.31 ) 5 5.6 3 (2.19 )

70/300U(R) Series Outline Table Pinch Bolt 43-8223 Spring Clamp 43-8222 70UF supplied with spring clamp 72UF supplied with pinch bolt and spring clamp 72UF Series Flat Base All dimensions in millimeters (inches) Fig. 2 - Current Ratings CharacteristicsFig. 1 - Current Ratings Characteristics 11.19 (0.44) DIA. 1 2 (0.47) 50 (1.9 7) M A X . 2 8 .4 5 (1 .12 ) M A X . 36 (1.41) A/C 9.2 7 (0 .36 5) 7.8 7 (0 .31 0) 31.75 (1.250) 30.94 (1.218) ACROSS FLAT 60 (2.36) (0.94) 48 (1.88) 50 (1.96 ) 7 (0.27) 27 .6 (1.08) D IA . FULL RAD. 41 (1.61) (0.94) 2.4 (0.09) DIA. 11.25 (0.44) (0 .51) 9 (0.35) ± 0.1 (0.004) DIA. 5.5 (0.21) DIA. (0.62) 33 (1.29) (0.23) (0.78)