STTH61W04S Turbo 2 ultrafast high voltage rectifier Datasheet production data Features A Ultrafast switching K A Low reverse recovery current Low thermal resistance Reduces switching losses ECOPACK 2 compliant component A Ribbon bonding for more robustness K A Description TO-247 The STTH61W04SW, uses ST Turbo 2, 400 V STTH61W04SW technology. It is especially suited to be used for DC/DC and DC/AC converters in secondary stage of MIG/MMA/TIG welding machine. Housed in Table 1. Device summary ST s TO-247, this device offers high power integration for all welding machines. Symbol Value I 60 A F(AV) V 400 V RRM t (typ) 40 ns rr T (max) 175 C j V (typ) 0.93 V F October 2012 Doc ID 023613 Rev 1 1/7 This is information on a product in full production. www.st.com 7Characteristics STTH61W04S 1 Characteristics Table 2. Absolute ratings (limiting values, at 25 C, unless otherwise specified) Symbol Parameter Value Unit V Repetitive peak reverse voltage 400 V RRM I Forward rms current 90 A F(RMS) I Average forward current, = 0.5 T = 110C Per diode 60 A F(AV) c I Surge non repetitive forward current t = 10 ms sinusoidal 500 A FSM p T Storage temperature range -65 to + 175 C stg T Maximum operating junction temperature + 175 C j Table 3. Thermal resistance Symbol Parameter Value Unit Total R Junction to case 0.7 C / W th(j-c) Table 4. Static electrical characteristics Symbol Parameter Test conditions Min. Typ. Max. Unit T = 25 C 20 j (1) I Reverse leakage current V = V A R R RRM T = 125 C 20 200 j T = 25 C 1.35 j (2) V Forward voltage drop I = 60 A F F T = 150 C 0.93 1.15 j 1. Pulse test: tp = 5 ms, < 2% 2. Pulse test: tp = 380 s, < 2% To evaluate the conduction losses use the following equation: 2 P = 0.85 x I + 0.005 I F(AV) F (RMS) Table 5. Dynamic electrical characteristics Symb Parameter Test conditions Min. Typ. Max. Unit ol I Reverse recovery current 19 26 A RM I = 60 A, V = 320 V F R Q Reverse recovery charge T = 125 C 1400 nC RR j dI /dt = -200 A/s F S Softness factor 0.3 factor I = 1 A, V = 30 V F R t Reverse recovery time T = 25 C 40 55 ns rr j dI /dt = -100 A/s F t Forward recovery time T = 25 C I = 60 A, 250 ns fr j F V = 1.2 V FR V Forward recovery voltage T = 25 C 2 3 V FP j dI /dt = 400 A/s F 2/7 Doc ID 023613 Rev 1