STPS3045CGY-TR STMicroelectronics

STPS3045C-Y Automotive power Schottky rectifier Features A1 K Very small conduction losses A2 Negligible switching losses Extremely fast switching K Low thermal resistance A2 Avalanche rated A1 AEC-Q101 qualified 2 D PAK STPS3045CGY Description This device is a dual center tap Schottky rectifier suited for switch mode power supply and high Table 1. Device summary frequency DC to DC converters. I 2 x 15 A F(AV) 2 Packaged in D PAK, this device is especially V 45 V RRM intended for use in low voltage, high frequency T 175 C j (max) inverters, free wheeling and polarity protection applications. V 0.57 V F (max) May 2011 Doc ID 17264 Rev 1 1/7 www.st.com 7Characteristics STPS3045C-Y 1 Characteristics Table 2. Absolute ratings (limiting values, per diode) Symbol Parameter Value Unit V Repetitive peak reverse voltage 45 V RRM I Forward rms voltage 30 A F(RMS) Per diode 10 I Average forward current = 0.5 T = 155 C A F(AV) C Per device 30 I Surge non repetitive forward current t = 10 ms sinusoidal 220 A FSM p P Repetitive peak avalanche power t = 1 s T = 25 C 6000 W ARM p j T Storage temperature range -65 to +175 C stg (1) T Maximum operating junction temperature -40 to +175 C j dV/dt Critical rate of rise reverse voltage 10000 V/s dPtot 1 --------------- -------------------------- 1. < condition to avoid thermal runaway for a diode on its own heatsink dTj Rth()j a Table 3. Thermal resistance parameters Symbol Parameter Value Unit Per diode 1.60 R Junction to case C/W th (j-c) Total 0.85 R Coupling 0.10 C/W th (c) When the diodes 1 and 2 are used simultaneously : T (diode 1) = P(diode1) x R (Per diode) + P(diode 2) x R j th(j-c) th(c) Table 4. Static electrical characteristics (per diode) Symbol Parameter Tests conditions Min. Typ. Max. Unit T = 25 C -- 200 A j (1) I Reverse leakage current V = V R R RRM T = 125 C - 11 40 mA j T = 125 C I = 15 A - 0.5 0.57 j F (1) V Forward voltage drop T = 25 C - - 0.84 V F j I = 30 A F T = 125 C - 0.65 0.72 j 1. Pulse test: t = 380 s, < 2% p To evaluate the conduction losses use the following equation: 2 P = 0.42 x I + 0.01 I F(AV) F (RMS) 2/7 Doc ID 17264 Rev 1