STPS15L30CB ® LOW DROP POWER SCHOTTKY RECTIFIER MAIN PRODUCTS CHARACTERISTICS IF(AV) 2 x 7.5 A VRRM 30 V Tj (max) 150 °C VF (max) 0.39 V A1 K A2 FEATURES AND BENEFITS VERY SMALL CONDUCTION LOSSES NEGLIGIBLE SWITCHING LOSSES EXTREMELY FAST SWITCHING LOW FORWARD VOLTAGE DROP HIGH AVALANCHE CAPABILITY LOW THERMAL RESISTANCE AVALANCHE CAPABILITY SPECIFIED K ■ ■ ■ A2 ■ A1 ■ ■ DPAK ■ DESCRIPTION Dual center tab Schottky rectifier suited for switch Mode Power Supply and high frequency DC to DC converters. Package in DPAK, this device is intended for use in low voltage, high frequency inverters, free-wheeling and polarity protection applications. ABSOLUTE RATINGS (limiting values, per diode) Symbol VRRM IF(RMS) IF(AV) Parameter Repetitive peak reverse voltage RMS forward current Average forward current Tc = 140°C δ = 0.5 Value 30 Unit V 10 A Per diode 7.5 Per device 15 A IFSM Surge non repetitive forward current tp = 10 ms sinusoidal 75 A IRRM Peak repetitive reverse current tp=2 µs square F=1kHz 1 A PARM Repetitive peak avalanche power tp = 1µs 2800 W - 65 to + 175 °C 150 °C 10000 V/µs Tstg Tj dV/dt * : Storage temperature range Tj = 25°C Maximum operating junction temperature * Critical rate of rise reverse voltage dPtot 1 thermal runaway condition for a diode on its own heatsink < dTj Rth( j − a ) July 2003 - Ed : 2A 1/5 STPS15L30CB THERMAL RESISTANCES Symbol Parameter Rth(j-c) Junction to case Rth(c) Coupling Per diode Total Value Unit 4 2.4 °C/W 0.7 When the diodes 1 and 2 are used simultaneously : ∆ Tj(diode 1) = P(diode1) x Rth(j-c)(Per diode) + P(diode 2) x Rth(c) STATIC ELECTRICAL CHARACTERISTICS (per diode) Symbol Parameter IR * Reverse leakage current Tests Conditions Tj = 25°C Forward voltage drop 70 Tj = 25°C IF = 7.5 A Tj = 125°C IF = 7.5 A Tj = 25°C IF = 12 A Tj = 125°C IF = 12 A Tj = 25°C IF = 15 A Tj = 125°C IF = 15 A Pulse test : * tp = 380 µs, δ < 2% To evaluate the conduction losses use the following equation : P = 0.27 x IF(AV) + 0.016 IF2(RMS) 2/5 Typ. VR = VRRM Tj = 125°C VF * Min. 0.34 Max. Unit 1 mA 140 mA 0.48 V 0.39 0.53 0.40 0.47 0.57 0.44 0.51 STPS15L30CB Fig. 1: Conduction losses versus average current. Fig. 2: Average forward current versus ambient temperature (δ = 0.5). PF(av)(W) IF(av)(A) 9 4.5 δ = 0.5 4.0 8 δ = 0.2 δ = 0.1 3.5 7 δ=1 δ = 0.05 3.0 Rth(j-a)=Rth(j-c) 6 2.5 5 2.0 4 1.5 Rth(j-a)=70°C/W 3 T 1.0 0.5 1 IF(av)(A) δ=tp/T 0.0 0 1 2 3 4 5 T 2 6 7 8 δ=tp/T tp 0 9 10 Fig. 3: Normalized avalanche power derating versus pulse duration. 0 25 50 75 100 125 150 Fig. 4: Normalized avalanche power derating versus junction temperature. PARM(tp) PARM(1µs) 1 Tamb(°C) tp 1.2 PARM(tp) PARM(25°C) 1 0.1 0.8 0.6 0.4 0.01 0.2 Tj(°C) tp(µs) 0.001 0.01 0.1 1 0 10 100 0 1000 Fig. 5: Non repetitive surge peak forward current versus overload duration (maximum values). 25 50 75 100 125 150 Fig. 6: Relative variation of thermal impedance junction to case versus pulse duration. Zth(j-c)/Rth(j-c) IM(A) 100 1.0 90 0.9 80 0.8 70 0.7 60 0.6 Tc=25°C 50 δ = 0.5 0.5 Tc=75°C 40 0.4 δ = 0.2 30 0.3 δ = 0.1 Tc=125°C 20 T 0.2 IM Single pulse 10 t 0.1 t(s) δ=0.5 0 1.E-03 tp(s) δ=tp/T 0.0 1.E-02 1.E-01 1.E+00 1.E-03 1.E-02 1.E-01 tp 1.E+00 3/5 STPS15L30CB Fig. 7: Reverse leakage current versus reverse voltage applied (typical values). Fig. 8: Junction capacitance versus reverse voltage applied (typical values). IR(mA) C(nF) 1.E+03 10.0 F=1MHz Vosc=30mV Tj=25°C Tj=150°C 1.E+02 Tj=125°C 1.E+01 Tj=100°C 1.0 Tj=75°C 1.E+00 Tj=50°C 1.E-01 Tj=25°C VR(V) VR(V) 1.E-02 0.1 0 5 10 15 20 25 30 Fig. 9: Forward voltage drop versus forward current. 1 10 100 Fig. 10: Thermal resistance junction to ambient versus copper surface under tab (epoxy printed board FR4, Cu = 35µm). IFM(A) Rth(j-a)(°C/W) 100 100 90 80 Tj=125°C (Maximum values) 70 60 Tj=125°C (Typical values) 10 50 40 Tj=25°C (Maximum values) 30 20 VFM(V) S(cm²) 10 1 0 0.0 4/5 0.2 0.4 0.6 0.8 1.0 1.2 0 2 4 6 8 10 12 14 16 18 20 STPS15L30CB PACKAGE MECHANICAL DATA DPAK DIMENSIONS REF. Millimeters Inches A A1 A2 B B2 C C2 D E G H L2 L4 V2 Min. Max 2.20 2.40 0.90 1.10 0.03 0.23 0.64 0.90 5.20 5.40 0.45 0.60 0.48 0.60 6.00 6.20 6.40 6.60 4.40 4.60 9.35 10.10 0.80 typ. 0.60 1.00 0° 8° Min. Max. 0.086 0.094 0.035 0.043 0.001 0.009 0.025 0.035 0.204 0.212 0.017 0.023 0.018 0.023 0.236 0.244 0.251 0.259 0.173 0.181 0.368 0.397 0.031 typ. 0.023 0.039 0° 8° FOOTPRINT (dimensions in mm) 6.7 6.7 3 3 1.6 1.6 2.3 ■ 2.3 Ordering type Marking Package Weight Base qty Delivery mode STPS15L30CB S15L30C DPAK 0.30 g 75 Tube STPS15L30CB-TR S15L30C DPAK 0.30 g 2500 Tape & reel EPOXY MEETS UL94,V0 Information furnished is believed to be accurate and reliable. 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