STPS2L40ZFY Automotive low drop power Schottky rectifier Datasheet - production data Description Single chip Schottky rectifiers suited to switched A K mode power supplies and high frequency DC to DC converters. Packaged in SOD123Flat, this device is A especially intended for surface mounting and used in low voltage, high frequency inverters, free-wheeling and polarity protection in K automotive applications. SOD123Flat Table 1: Device summary Symbol Value IF(AV) 2 A VRRM 40 V Features VF (typ.) 0.50 V AEC-Q101 qualified T (max.) 175 C j Very small conduction losses Negligible switching losses Low forward voltage drop Surface mount miniature packages Avalanche capability specified PPAP capable October 2016 DocID029441 Rev 1 1/8 www.st.com This is information on a product in full production. Characteristics STPS2L40ZFY 1 Characteristics Table 2: Absolute ratings (limiting values at 25 C, unless otherwise specified) Symbol Parameter Value Unit VRRM Repetitive peak reverse voltage Tj = -40 C to +175 C 40 V Average forward current IF(AV) TL = 145 C 2 A = 0.5, square wave IFSM Surge non repetitive forward current tp = 10 ms sinusoidal 50 A P Repetitive peak avalanche power t = 10 s, T = 125 C 65 W ARM p j Tstg Storage temperature range -65 to +175 C (1) T Operating junction temperature range -40 to +175 j Notes: (1) (dP /dT ) < (1/R ) condition to avoid thermal runaway for a diode on its own heatsink. tot j th(j-a) Table 3: Thermal parameters Symbol Parameter Max. value Unit R Junction to lead 20 C/W th(j-l) Table 4: Static electrical characteristics Symbol Parameter Test conditions Min. Typ. Max. Unit T = 25 C - 35 A j (1) IR Reverse leakage current VR = VRRM Tj = 125 C - 6 10 mA T = 25 C - 0.63 j (2) VF Forward voltage drop IF = 2 A V Tj = 125 C - 0.50 0.61 Notes: (1) Pulse test: tp = 5 ms, < 2% (2) Pulse test: t = 380 s, < 2% p To evaluate the conduction losses, use the following equation: 2 P = 0.46 x IF(AV) + 0.075 x IF (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 in a power diode) 2/8 DocID029441 Rev 1