STTH310-Y Automotive high voltage ultrafast rectifier Datasheet - production data Description The STTH310-Y, which is using STs new 1000 V K A planar technology, is especially suited for switching mode base drive and transistor circuits. A The device is also intended for use as a free wheeling diode in power supplies and other power switching applications in automotive K functions. Table 1. Device summary SMBflat STTH310UFY Symbol Value I 3 A F(AV) V 1000 V RRM Features T 175 C j (max) Very low conduction losses V 0.98 V F (typ) Negligible switching losses T 52 ns rr (typ) Low forward and reverse recovery times High junction temperature AEC-Q101 qualified ECOPACK 2 compliant component February 2014 DocID025643 Rev 1 1/7 This is information on a product in full production. www.st.comCharacteristics STTH310-Y 1 Characteristics Table 2. Absolute ratings (limiting values at T = 25 C, unless otherwise specified) j Symbol Parameter Value Unit V Repetitive peak reverse voltage 1000 V RRM I Average forward current T = 95 C = 0.5 3 A F(AV) L I Forward Surge current t = 8.3 ms 30 A FSM p T Storage temperature range -65 to + 175 C stg (1) T Operating temperature range -40 to + 175 C j 1 dPtot < 1. condition to avoid thermal runaway for a diode on its own heatsink Rth(j-a) dTj Table 3. Thermal resistance Symbol Parameter Value Unit R Junction to lead 16 C/W th(j-l) Table 4. Static electrical characteristics Symbol Parameter Tests conditions Min. Typ. Max. Unit T = 25 C 10 j (1) I Reverse leakage current V = V A R R RRM T = 125 C 1 50 j T = 25 C 1.7 j (2) V Forward voltage drop I = 3A V F F T = 150 C 0.98 1.42 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 = 1.20 x I + 0.075 I F(AV) F (RMS) Table 5. Dynamic electrical characteristics Symbol Parameter Tests conditions Min. Typ. Max. Unit I = 0.5 A F t Reverse recovery time T = 25 C I = 0.25 A 52 75 rr j rr ns I = 1 A R t Forward recovery time 300 fr I = 3 A F T = 25 C dI /dt = 50 A/s Forward recovery j F V 812 V FP V = 4 V FR voltage 2/7 DocID025643 Rev 1