STPS60SM200C Power Schottky rectifier Features A1 K High reverse voltage (200 V) A2 Low forward voltage drop High frequency operation Description A2 The STPS60SM200C is a dual Schottky rectifier K A1 suited for high frequency switched-mode power supply. TO-247 STPS60SM200CW Housed in TO-247, this device is especially suited for use in telecom base station SMPS, providing these applications with a good efficiency at both Table 1. Device summary low and high load. Symbol Value I 2 x 30 A F(AV) V 200 V RRM T (max) 175 C j V (typ) 640 mV F May 2011 Doc ID 018819 Rev 1 1/7 www.st.com 7Characteristics STPS60SM200C 1 Characteristics Table 2. Absolute ratings (limiting values per diode at 25 C, unless otherwise specified) Symbol Parameter Value Unit V Repetitive peak reverse voltage 200 V RRM I Forward current rms 50 A F(RMS) Per diode, = 0.5 T = 155 C 30 c I Average forward current = 0.5 A F(AV) per device, = 0.5 T = 150 C 60 c I Surge non repetitive forward current t = 10 ms sinusoidal, T = 25 C 500 A FSM p c T Storage temperature range -65 to + 175 C stg (1) T Maximum operating junction temperature -40 to + 175 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 Per diode 0.7 R Junction to case th(j-c) Total 0.5 C/W R Coupling 0.3 th(c) When the two diodes 1 and 2 are used simultaneously: T (diode 1) = P(diode 1) x R (Per diode) + P(diode 2) x R j th(j-c) th(c) Table 4. Static electrical characteristics (per diode) Symbol Parameter Test conditions Min. Typ. Max. Unit T = 25 C 0.05 j (1) I Reverse leakage current V = V mA R R RRM T = 125 C 6 13 j T = 25 C 0.67 0.70 j I = 7.5 A F T = 125 C 0.51 0.55 j T = 25 C 0.73 0.77 j (2) V Forward voltage drop I = 15 A V F F T = 125 C 0.57 0.61 j T = 25 C 0.79 0.83 j I = 30 A F T = 125 C 0.64 0.69 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 = 0.58 x I + 0.0037 x I F(AV) F (RMS) 2/7 Doc ID 018819 Rev 1