STPS3030CT/CG/CR ® LOW DROP POWER SCHOTTKY RECTIFIER MAJOR PRODUCTS CHARACTERISTICS A1 IF(AV) 2 x 15 A VRRM 30 V Tj (max) 150°C VF (max) 0.42 V FEATURES AND BENEFITS VERY SMALL CONDUCTION LOSSES NEGLIGIBLE SWITCHING LOSSES EXTREMELY FAST SWITCHING LOW FORWARD VOLTAGE DROP FOR HIGHER EFFICIENCY LOW THERMAL RESISTANCE AVALANCHE CAPABILITY SPECIFIED DESCRIPTION Dual Schottky rectifier suited for switch Mode Power Supply and high frequency DC to DC converters. Packaged in TO-220AB, D2PAK and I2PAK, this device is intended for use in low voltage high frequency inverters, free wheeling and polarity protection applications. K A2 K A2 ■ A1 ■ ■ ■ A1 K A2 TO-220AB STPS3030CT D2PAK STPS3030CG ■ ■ K A1 A2 I2PAK STPS3030CR ABSOLUTE RATINGS (limiting values, per diode) Symbol Parameter VRRM Repetitive peak reverse voltage IF(RMS) RMS forward current Value 30 Unit V 30 A 15 30 A IF(AV) Average forward current Tc = 135°C δ = 0.5 IFSM Surge non repetitive forward current tp = 10 ms Sinusoidal 250 A IRRM Peak repetitive reverse current tp=2 µs square F=1kHz 1 A IRSM Non repetitive peak reverse current tp = 100 µs square 3 A PARM Repetitive peak avalanche power tp = 1µs 4100 W - 65 to + 150 °C Tstg Tj dV/dt * : Per diode Per device Tj = 25°C Storage temperature range Maximum operating junction temperature * Critical rate of rise of reverse voltage (rated VR, Tj = 25°C) 150 °C 10000 V/µs dPtot 1 thermal runaway condition for a diode on its own heatsink < dTj Rth( j − a ) July 2003 - Ed: 3A 1/6 STPS3030CT/CG/CR THERMAL RESISTANCES Symbol Rth(j-c) Parameter 2 2 Value 1.2 0.8 0.4 Per diode Total Coupling Junction to case TO-220AB - D PAK - I PAK Rth(c) Unit °C/W °C/W STATIC ELECTRICAL CHARACTERISTICS (per diode) Symbol IR * Parameter Tests Conditions Reverse leakage current VF * Tj = 25°C Tj = 125°C Tj = 25°C Tj = 125°C Tj = 25°C Tj = 125°C Forward voltage drop Min. VR = VRRM IF = IF = IF = IF = 15 A 15 A 30 A 30 A Typ. 0.23 125 0.44 0.36 0.53 0.49 Max. 1.0 180 0.49 0.40 0.58 0.53 Unit mA V Pulse test : * tp = 380 µs, δ < 2% To evaluate the conduction losses use the following equation : P = 0.26 x IF(AV) + 0.0107 IF2(RMS) Fig. 1: Conduction losses versus average current. Fig. 2: Average forward current versus ambient temperature(δ = 0.5). P(W) IF(av)(A) 10 δ = 0.05 9 δ = 0.2 δ = 0.1 18 δ = 0.5 16 8 Rth(j-a)=Rth(j-c) 14 δ=1 7 12 6 10 5 8 4 Rth(j-a)=50°C/W 6 3 T 2 1 IF(av)(A) 0 2 4 6 8 10 2 δ=tp/T 0 12 14 16 4 Tamb(°C) tp 0 18 20 Fig. 3: Normalized avalanche power derating versus pulse duration. 0 50 75 100 125 150 Fig. 4: Normalized avalanche power derating versus junction temperature. PARM(tp) PARM(1µs) 1 25 1.2 PARM(tp) PARM(25°C) 1 0.1 0.8 0.6 0.4 0.01 0.2 0.001 0.01 2/6 Tj(°C) tp(µs) 0.1 1 0 10 100 1000 0 25 50 75 100 125 150 STPS3030CT/CG/CR Fig. 5: Non repetitive surge peak forward current versus overload duration (maximum values). Fig. 6: Relative variation of thermal impedance junction to case versus pulse duration. IM(A) Zth(j-c)/Rth(j-c) 250 1.0 225 0.9 200 0.8 175 0.7 150 0.6 125 0.5 TC=25°C 100 TC=75°C 75 TC=125°C 50 δ = 0.5 0.4 δ = 0.2 0.3 δ = 0.1 T 0.2 Single pulse 25 0.1 t(s) tp(s) δ=tp/T 0.0 0 1.E-03 1.E-02 1.E-01 1.E+00 Fig. 7: Reverse leakage current versus reverse voltage applied (typical values). 1.E-03 1.E-02 tp 1.E-01 1.E+00 Fig. 8: Junction capacitance versus reverse voltage applied (typical values). C(nF) IR(mA) 1.E+03 10.0 F=1MHz Vosc=30mV Tj=25°C Tj=150°C 1.E+02 Tj=125°C Tj=100°C 1.E+01 1.0 Tj=75°C 1.E+00 Tj=50°C 1.E-01 Tj=25°C VR(V) VR(V) 0.1 1.E-02 0 5 10 15 20 25 1 30 Fig. 9: Forward voltage drop versus forward current. 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 80 D²PAK 70 Tj=125°C (Maximum values) 60 Tj=125°C (Typical values) 50 10 40 Tj=25°C (Maximum values) 30 20 10 VFM(V) 1 S(cm²) 0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0 5 10 15 20 25 30 35 40 3/6 STPS3030CT/CG/CR PACKAGE MECHANICAL DATA I²PAK REF. DIMENSIONS Millimeters Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 A1 2.49 2.69 0.098 0.106 b 0.70 0.93 0.028 0.037 b1 1.14 1.17 0.044 0.046 b2 1.14 1.17 0.044 0.046 c 0.45 0.60 0.018 0.024 c2 1.23 1.36 0.048 0.054 D 8.95 9.35 0.352 0.368 e 2.40 2.70 0.094 0.106 E 10.0 10.4 0.394 0.409 L 13.1 13.6 0.516 0.535 L1 3.48 3.78 0.137 0.149 L2 1.27 1.40 0.050 0.055 A E c2 L2 D L1 A1 b2 L b1 b e 4/6 c Inches STPS3030CT/CG/CR PACKAGE MECHANICAL DATA D²PAK REF. DIMENSIONS Millimeters A E C2 L2 D L L3 A1 B2 R C B G A2 M * V2 * FLAT ZONE NO LESS THAN 2mm Inches Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 A1 2.49 2.69 0.098 0.106 A2 0.03 0.23 0.001 0.009 B 0.70 0.93 0.027 0.037 B2 1.14 1.70 0.045 0.067 C 0.45 0.60 0.017 0.024 C2 1.23 1.36 0.048 0.054 D 8.95 9.35 0.352 0.368 E 10.00 10.40 0.393 0.409 G 4.88 5.28 0.192 0.208 L 15.00 15.85 0.590 0.624 L2 1.27 1.40 0.050 0.055 L3 1.40 1.75 0.055 0.069 M 2.40 3.20 0.094 0.126 R V2 0.40 typ. 0° 8° 0.016 typ. 0° 8° FOOTPRINT 16.90 10.30 5.08 1.30 3.70 8.90 5/6 STPS3030CT/CG/CR PACKAGE MECHANICAL DATA TO-220AB REF. A H2 Dia C L5 L7 L6 L2 F2 F1 D L9 L4 F M G1 E G ■ ■ ■ ■ A C D E F F1 F2 G G1 H2 L2 L4 L5 L6 L7 L9 M Diam. DIMENSIONS Millimeters Inches Min. Max. Min. Max. 4.40 4.60 0.173 0.181 1.23 1.32 0.048 0.051 2.40 2.72 0.094 0.107 0.49 0.70 0.019 0.027 0.61 0.88 0.024 0.034 1.14 1.70 0.044 0.066 1.14 1.70 0.044 0.066 4.95 5.15 0.194 0.202 2.40 2.70 0.094 0.106 10 10.40 0.393 0.409 16.4 typ. 0.645 typ. 13 14 0.511 0.551 2.65 2.95 0.104 0.116 15.25 15.75 0.600 0.620 6.20 6.60 0.244 0.259 3.50 3.93 0.137 0.154 2.6 typ. 0.102 typ. 3.75 3.85 0.147 0.151 COOLING METHOD : C RECOMMENDED TORQUE VALUE : 0.55 M.N MAXIMUM TORQUE VALUE : 0.70 M.N Ordering type Marking Package Weight Base qty Delivery mode STPS3030CT STPS3030CT TO-220AB 2.2 g 50 Tube STPS3030CG STPS3030CG D²PAK 1.48 g 50 Tube STPS3030CG-TR STPS3030CG D²PAK 1.48 g 1000 Tape & reel STPS3030CR STPS3030CR I²PAK 1.49 g 50 Tube EPOXY MEETS UL94,V0 Information furnished is believed to be accurate and reliable. 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