STTH310S STMicroelectronics

STTH310 Datasheet 1000 V - 3 A high efficiency ultrafast diode Features Low forwarded voltage drop High reliability High surge current capability Soft switching for reduced EMI disturbances Planar technology ECOPACK2 compliant Applications Switching diode Auxiliary power supply Description The STTH310, which uses ST ultrafast high voltage planar technology, is specially suited for free-wheeling, clamping, snubbering, demagnetization in power supplies and other power switching applications. Product status STTH310 Product summary Symbol Value I F(AV) 3 A V 1000 V RRM T 175 C j(max.) V 0.98 V F(typ.) t 75 ns rr(max.) DS3069 - Rev 5 - March 2020 www.st.com For further information contact your local STMicroelectronics sales office.STTH310 Characteristics 1 Characteristics Table 1. Absolute ratings (limiting values at 25 C, unless otherwise specified) Symbol Parameter Value Unit V Repetitive peak reverse voltage 1000 V RRM T = 75 C DO-201AD L I Average forward current = 0.5, square wave 3 A F(AV) T = 75 C SMC L DO-201AD 55 I Surge non repetitive forward current t = 8.3 ms sinusoidal A FSM p SMC 45 T Storage temperature range -65 to +175 C stg T Maximum operating junction temperature +175 C j Table 2. Thermal resistance parameter Symbol Parameter Max. value Unit Junction to lead SMC 20 R th(j-l) Junction to lead 20 C/W Lead length = 10 mm DO-201AD R Junction to ambient 75 th(j-a) For more information, please refer to the following application note : AN5088 : Rectifiers thermal management, handling and mounting recommendations Table 3. Static electrical characteristics Symbol Parameter Test conditions Min. Typ. Max. Unit T = 25 C - 10 j (1) V = V I Reverse leakage current A R R RRM T = 125 C - 50 j T = 25 C - 1.7 j (2) V Forward voltage drop I = 3 A V F F T = 150 C - 0.98 1.42 j 1. Pulse test: t = 5 ms, < 2% p 2. Pulse test: t = 380 s, < 2% p To evaluate the conduction losses, use the following equation: 2 P = 1.20 x I + 0.075 x I F(AV) F (RMS) For more information, please refer to the following application notes related to the power losses : AN604: Calculation of conduction losses in a power rectifier AN4021: Calculation of reverse losses on a power diode DS3069 - Rev 5 page 2/10