STTH1003S-Y Datasheet Automotive 300 V, 10 A high efficiency ultrafast diode A Features K A K AEC-Q101 qualified Ultrafast recovery Low power losses K A High surge capability A Low leakage current DPAK High junction temperature ECOPACK 2 compliant Applications DC/DC converter Reverse battery protection Battery management system Audio amplification Description This STTH1003S-Y is an ultrafast recovery power rectifier dedicated to energy recovery in automotive applications. This STTH1003S-Y is also intended for the clamping function in an energy recovery Product status links block. STTH1003S-Y The compromise between forward voltage drop and recovery time offers optimized performances. Product summary I 10 A F(AV) V 300 V RRM T 175 C j(max.) V 0.9 V F(typ.) T 13 ns rr(max.) DS8767 - Rev 2 - January 2019 www.st.com For further information contact your local STMicroelectronics sales office.STTH1003S-Y Characteristics 1 Characteristics Table 1. Absolute ratings (limiting values, at 25 C, unless otherwise specified) Symbol Parameter Value Unit V Repetitive peak reverse voltage, T = -40 C to +175 C 300 V RRM j I Forward rms current 20 A F(RMS) I Average forward current, = 0.5, square wave T = 150 C 10 A F(AV) C I Surge non repetitive forward current t = 10 ms sinusoidal 100 A FSM p T Storage temperature range -65 to +175 C stg T Operating junction temperature range -40 to +175 C j Table 2. Thermal parameters Symbol Parameter Maximum value Unit R Junction to case 4 C/W th(j-c) 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) I Reverse leakage current V = V A R R RRM T = 125 C - 10 100 j T = 25 C - 1.30 j (2) V Forward voltage drop I = 10 A V F F T = 125 C - 0.90 1.10 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 = 0.86 x I + 0.024 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 AN5028: Calculation of turn-off power losses generated by an ultrafast diode DS8767 - Rev 2 page 2/10