5SDD 71X0400 5SDD 71X0400 Old part no. DS 808X-7110-04 Welding diode Properties Key parameters High forward current capability V = 400 V RRM Low forward and reverse recovery losses I = 7 110 A FAVm High operational reliability I = 55 000 A FSM V = 0.740 V TO Applications r = 0.026 m T Welding equipment High current application up to 2000 Hz Types type V RRM 5SDD 71X0400 400 V T = -40 170 C, Conditions: j half sine waveform, f = 50 Hz Mechanical data F Mounting force 22 2 kN m m Weight 0.14 kg D Surface creepage 4 mm S distance D Air strike distance 4 mm a Fig. 1 Case ABB s.r.o. Novodvorska 1768/138a, 142 21 Praha 4, Czech Republic tel.: +420 261 306 250, 5SDD 71X0400 Maximum Ratings Maximum Limits Unit V Repetitive peak reverse voltage 400 V RRM T = -40 170 C j I Average forward current 7 110 A FAVm T = 85C c I RMS forward current 11 200 A FRMS T = 85C c I Repetitive reverse current 50 mA R V = V R RRM I Nonrepetitive peak surge current 55 000 A FSM t = 10 ms, V = 0 V, half sine pulse p R 2 2 I t Limiting load integral 15 125 000 A s t = 10 ms, V = 0 V, half sine pulse p R T T Operating temperature range - 40 170 C jmin jmax T - Storage temperature range - 40 170 C stgmin T stgmax Unless otherwise specified T = 170 C j Value Unit Characteristics min typ max V Threshold voltage 0.740 V T0 r Forward slope resistance 0.026 m T I = 5 000 A, I = 15 000 A F1 F2 I = 5 000 A, T = 25 C V Maximum forward FM j 0.97 1.02 V FM voltage I = 5 000 A 0.87 FM Q Recovered charge 300 C rr I = 1000 A, di/dt = -30 A/ s, V = 50 V FM R Unless otherwise specified T = 170 C j Value Unit Thermal Specifications double side cooling R Thermal resistance junction 10 K/kW thjc to case single side cooling 20 K/kW double side cooling R Thermal resistance case to 5 K/kW thch heatsink single side cooling 10 K/kW ABB s.r.o., Novodvorska 1768/138a, 142 21 Praha 4, Czech Republic ABB s.r.o. reserves the right to change the data contained herein at any time without notice TS - DS/120/04b Jan-14 2 of 6