STPS3L40SY STMicroelectronics

STPS3L40-Y Automotive power Schottky rectifier Features Negligible switching losses A Low thermal resistance Low forward voltage drop K Avalanche capability specified SMC ECOPACK 2 compliant component STPS3L40SY AEC-Q101 qualified Description Table 1. Device summary Schottky rectifier suited for switched mode power Symbol Value supplies and high frequency DC to DC I 3 A converters. Packaged in SMC, this device is F(AV) intended for use in DC/DC chargers for V 40 V RRM automotive application. T (max) 150 C j V (max) 0.44 V F March 2011 Doc ID 018562 Rev 1 1/7 www.st.com 7Characteristics STPS3L40-Y 1 Characteristics Table 2. Absolute ratings (limiting values) Symbol Parameter Value Unit V Repetitive peak reverse voltage 40 V RRM I Average forward current T = 120 C = 0.5 3 A F(AV) L I Surge non repetitive forward current t = 10 ms sinusoidal 75 A FSM p P Repetitive peak avalanche power t = 1 s Tj = 25 C 1300 W ARM p T Storage temperature range -65 to + 175 C stg (1) T Operating junction temperature range -40 to +150 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 18 C/W th(j-l) Table 4. Static electrical characteristics Symbol Parameter Test conditions Typ. Max. Unit T = 25 C 100 A j (1) I Reverse leakage current V = V R R RRM T = 125 C 16 40 mA j T = 25 C 0.5 j I = 3 A F T = 125 C 0.40 0.44 j (1) V Forward voltage drop V F T = 25 C 0.62 j I = 6 A F T = 125 C 0.52 0.58 j 1. Pulse test: tp = 380 s, < 2% To evaluate the conduction losses use the following equation: 2 P = 0.30 x I + 0.047 I F(AV) F (RMS) 2/7 Doc ID 018562 Rev 1