STPS20L45CT STMicroelectronics

STPS20L45C Low drop power Schottky rectifier Datasheet - production data Description A1 K A2 Dual center tap Schottky rectifiers designed for high frequency switched mode power supplies K and DC to DC converters. These devices are intended for use in low voltage, high frequency inverters, free-wheeling A2 and polarity protection applications. K A2 K A1 A1 Table 1: Device summary Symbol Value TO-220AB TO-220FPAB IF(AV) 2 x 10 A K K VRRM 45 V VF (typ.) 0.44 V A2 T (max.) 150 C A2 j A1 A1 DPAK Features Low forward voltage drop meaning very small conduction losses Low switching losses allowing high frequency operation Insulated package: TO-220FPAB Insulating voltage = 2000 V sine RMS Avalanche capability specified ECOPACK 2 compliant component for DPAK on demand October 2016 DocID8001 Rev 5 1/15 www.st.com This is information on a product in full production. Characteristics STPS20L45C 1 Characteristics Table 2: Absolute ratings (limiting values, per diode, at 25 C, unless otherwise specified) Symbol Parameter Value Unit VRRM Repetitive peak reverse voltage 45 V I Forward rms current 30 A F(RMS) TC = 135 C Per diode 10 TO-220AB / Average forward DPAK T = 130 C Per device 20 C IF(AV) current A TC = 115 C Per diode 10 = 0.5, square wave TO-220FPAB T = 100 C Per device 20 C tp = 10 ms I Surge non repetitive forward current 180 A FSM sinusoidal t = 10 s, p PARM Repetitive peak avalanche power 285 W T = 125 C j Tstg Storage temperature range -65 to +150 C (1) T Maximum operating junction temperature 150 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 Per diode 4.5 TO-220FPAB Total 3.5 R Junction to case th(j-c) Per diode 2.2 TO-220AB DPAK C/W Total 1.3 TO-220FPAB 2.5 R Coupling th(c) TO-220AB 0.3 DPAK When the diodes 1 and 2 are used simultaneously: T = P x R (per diode) + P x R j (diode1) (diode1) th(j-c) (diode2) th(c) 2/15 DocID8001 Rev 5