STPS20SM60CFP

STPS20SM60C Power Schottky rectifier Features ■ High current capability ■ Avalanche rated ■ Low forward voltage drop ■ High frequency operation A1 K A2 K K A2 A2 Description A1 The STPS20SM60C is a dual diode Schottky rectifier, suited for high frequency switch mode power supply. Packaged in TO-220AB, TO-220FPAB, I2PAK and D2PAK, this device is intended to be used in notebook, game station and desktop adapters, providing in these aplications a good efficiency at both low and high load. Table 1. Device summary Symbol Value IF(AV) 2 x 10 A VRRM 60 V VF (typ) 0.420 V Tj (max) 150 °C K A1 D2PAK STPS20SM60CG-TR I2PAK STPS20SM60CR K A1 K A2 A1 K TO-220AB STPS20SM60CT A2 TO-220FPAB STPS20SM60CFP Electrical characteristics(a) Figure 1. I V "Forward" I 2 x IO X IF VRRM VR VAR IO X V IR VTo VF(Io) VF VF(2xIo) "Reverse" IAR a. VARM and IARM must respect the reverse safe operating area defined in Figure 14. VAR and IAR are pulse measurements (tp < 1 µs). VR, IR, VRRM and VF, are static characteristics October 2011 Doc ID 022015 Rev 1 1/11 www.st.com 11 Characteristics 1 STPS20SM60C Characteristics Table 2. Absolute ratings (limiting values, per diode, at Tamb = 25 °C unless otherwise specified) Symbol Parameter Value Unit VRRM Repetitive peak reverse voltage 60 V IF(RMS) Forward rms current 30 A IF(AV) IFSM Average forward current, δ = 0.5 Tc = 135 °C Per diode TO-220AB, 2 2 I PAK, D PAK Tc = 130 °C Per device 10 20 Tc = 110 °C Per diode Tc = 90 °C Per device 10 20 TO-220FPAB Surge non repetitive forward current tp = 10 ms sine-wave PARM(1) Repetitive peak avalanche power Tj = 25 °C, tp = 1 µs A 220 A 8700 W VARM(2) Maximum repetitive peak avalanche voltage tp < 1 µs, Tj < 150 °C, IAR < 32.6 A 80 V VASM(2) Maximum single pulse peak avalanche voltage tp < 1 µs, Tj < 150 °C, IAR < 32.6 A 80 V -65 to +175 °C 150 °C Tstg Tj Storage temperature range Maximum operating junction temperature(3) 1. For temperature or pulse time duration deratings, please refer to Figure 4 and 5. More details regarding the avalanche energy measurements and diode validation in the avalanche are provided in the application notes AN1768 and AN2025. 2. See Figure 14 3. 1 dPtot < condition to avoid thermal runaway for a diode on its own heatsink Rth(j-a) dTj Table 3. Thermal parameters Symbol Parameter Value TO-220AB I2PAK, D2PAK Rth(j-c) Junction to case TO-220FPAB Rth(c) Coupling 2PAK, TO-220AB, I per diode 2.00 total 1.13 per diode 4.90 total 4.05 D2PAK 0.25 TO-220FPAB When the two diodes 1 and 2 are used simultaneously: ΔTj(diode 1) = P(diode 1) x Rth(j-c)(Per diode) + P(diode 2) x Rth(c) 2/11 Doc ID 022015 Rev 1 3.20 Unit °C/W °C/W STPS20SM60C Table 4. Characteristics Static electrical characteristics (per diode) Symbol Parameter IR(1) Test conditions Tj = 25 °C Reverse leakage current VR = VRRM Tj = 125 °C Tj = 25 °C VF(2) IF = 5 A Tj = 125 °C Forward voltage drop Tj = 25 °C IF = 10 A Tj = 125 °C Min. Typ. Max. Unit - 10 40 µA - 5 25 mA - 0.505 0.545 - 0.420 0.475 - 0.580 0.645 - 0.525 0.600 V 1. Pulse test: tp = 5 ms, δ < 2 % 2. Pulse test: tp = 380 µs, δ < 2 % To evaluate the conduction losses use the following equation: P = 0.455 x IF(AV) + 0.0145 x IF2(RMS) Figure 2. Average forward power dissipation Figure 3. versus average forward current (per diode) PF(AV)(W) 9 12 8 δ = 0.05 δ = 0.1 δ=1 δ = 0.5 δ = 0.2 Average forward current versus ambient temperature (δ = 0.5, per diode) IF(AV)(A) Rth(j-a) = Rth(j-c) 10 7 6 2 8 2 TO-220AB/I PAK/D PAK 5 TO-220FPAB 6 4 3 4 2 T 1 2 δ = tp / T tp IF(AV)(A) 0 0 1 2 Figure 4. 1 3 4 5 6 7 8 9 10 11 12 13 Normalized avalanche power derating versus pulse duration Tamb(°C) 0 0 25 Figure 5. PARM(tp) PARM(1µs) 1.2 50 75 100 125 150 Normalized avalanche power derating versus junction temperature PARM(Tj) PARM(25 °C) 1 0.1 0.8 0.6 0.4 0.01 0.2 0.001 0.01 tp(µs) 0.1 1 10 100 1000 0 25 Doc ID 022015 Rev 1 Tj(°C) 50 75 100 125 150 3/11 Characteristics Figure 6. 160 STPS20SM60C Non repetitive surge peak forward current versus overload duration (maximum values, per diode) IM(A) Figure 7. IM(A) 100 2 TO-220FPAB 2 TO-220AB/I PAK/D PAK 140 Non repetitive surge peak forward current versus overload duration (maximum values, per diode) 90 80 120 70 100 60 Tc = 25 °C 80 Tc = 75 °C 60 Tc = 25 °C 50 Tc = 75 °C 40 30 40 Tc = 125 °C IM 20 0 1.E-03 t δ = 0.5 Figure 8. 1.0 10 t δ = 0.5 0 1.E-01 1.E+00 Relative thermal impedance junction to case versus pulse duration 1.E-03 Figure 9. Zth(j-c)/Rth(j-c) 1.0 2 1.E-02 1.E-01 1.E+00 Relative thermal impedance junction to case versus pulse duration Zth(j-c)/Rth(j-c) TO-220FPAB 2 TO-220AB/I PAK/D PAK 0.9 0.8 0.8 0.7 0.7 0.6 0.6 0.5 0.5 0.4 0.4 0.3 0.3 0.2 IM t(s) 1.E-02 0.9 Tc = 125 °C 20 0.2 Single pulse tp(s) 0.0 1.E-04 1.E-03 1.E-02 1.E-01 1.E+00 Figure 10. Reverse leakage current versus reverse voltage applied (typical values, per diode) 1.E+02 Single pulse 0.1 0.1 0.0 1.E-03 tp(s) 1.E-02 1.E-01 1.E+01 Figure 11. Junction capacitance versus reverse voltage applied (typical values, per diode) IR(mA) 1000 C(pF) F = 1 MHz Vosc = 30 mVRMS T = 25 °C Tj = 150 °C 1.E+01 1.E+00 j Tj = 125 °C 1.E+00 Tj = 100 °C Tj = 75 °C 1.E-01 Tj = 50 °C 1.E-02 Tj = 25 °C VR(V) 1.E-03 0 4/11 10 20 30 40 50 60 VR(V) 100 1 Doc ID 022015 Rev 1 10 100 STPS20SM60C Characteristics Figure 12. Forward voltage drop versus forward current (per diode) 100.0 Figure 13. Thermal resistance junction to ambient versus copper surface under tab IFM(A) 80 Tj = 125 °C (Maximum values) Rth(j-a)(°C/W) 2 Epoxy printed circuit board FR4 copper thickness = 35 µm 70 D PAK 60 10.0 Tj = 125 °C (Typical values) 50 Tj = 25 °C (Maximum values) 40 30 1.0 20 10 0.1 0.0 VFM(V) 0.2 0.4 0.6 0.8 1.0 1.2 1.4 Scu(cm²) 0 1.6 0 5 10 15 20 25 30 35 40 Figure 14. Reverse safe operating area (tp < 1 µs and Tj < 150 °C) 34.0 Iarm (A) Ia rm (V a rm ) 150 °C, 1µs 32.0 30.0 28.0 26.0 24.0 22.0 Varm (V) 20.0 80 85 90 95 100 105 Doc ID 022015 Rev 1 110 115 120 5/11 Package information 2 STPS20SM60C Package information ● Epoxy meets UL94, V0 ● Cooling method: by conduction (C) ● Recommended torque value: 0.4 to 0.6 N·m In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK® packages, depending on their level of environmental compliance. ECOPACK® specifications, grade definitions and product status are available at: www.st.com. ECOPACK® is an ST trademark. Table 5. TO-220AB dimensions Dimensions Ref. Dia Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 C 1.23 1.32 0.048 0.051 D 2.40 2.72 0.094 0.107 E 0.49 0.70 0.019 0.027 F 0.61 0.88 0.024 0.034 F1 1.14 1.70 0.044 0.066 F2 1.14 1.70 0.044 0.066 G 4.95 5.15 0.194 0.202 G1 2.40 2.70 0.094 0.106 H2 10 10.40 0.393 0.409 C L5 L7 L6 L2 F2 D L9 L4 L2 F M G1 16.4 Typ. 0.645 Typ. L4 13 14 0.511 0.551 L5 2.65 2.95 0.104 0.116 L6 15.25 15.75 0.600 0.620 L7 6.20 6.60 0.244 0.259 L9 3.50 3.93 0.137 0.154 E G M Dia. 6/11 Inches A H2 F1 Millimeters Doc ID 022015 Rev 1 2.6 Typ. 3.75 3.85 0.102 Typ. 0.147 0.151 STPS20SM60C Package information Table 6. TO-220FPAB dimensions Dimensions Ref. A Millimeters Inches Min. Max. Min. Max. A 4.4 4.9 0.173 0.192 B 2.5 2.9 0.098 0.114 D 2.45 2.75 0.096 0.108 E 0.4 0.7 0.016 0.028 F 0.6 1 0.024 0.039 F1 1.15 1.7 0.045 0.067 F2 1.15 1.7 0.045 0.067 G 4.95 5.2 0.195 0.205 G1 2.4 2.7 0.094 0.106 H 10 10.7 0.394 0.421 B H Dia. L6 L2 L7 L3 F1 L4 F2 D L2 F E 16 Typ. 0.630 Typ. L3 28.6 30.6 1.126 1.205 L4 9.8 10.7 0.386 0.421 L6 15.8 16.4 0.622 0.646 L7 9 9.9 0.354 0.390 Dia. 2.9 3.5 0.114 0.138 G1 G Doc ID 022015 Rev 1 7/11 Package information Table 7. STPS20SM60C D2PAK dimensions Dimensions Ref. Millimeters 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 A E C2 L2 D L L3 A1 B2 R C B G A2 M * V2 * FLAT ZONE NO LESS THAN 2mm R 0.40 typ. V2 0° 0.016 typ. 8° Figure 15. D2PAK footprint (dimensions in mm) 16.90 10.30 5.08 1.30 8.90 8/11 Doc ID 022015 Rev 1 3.70 0° 8° STPS20SM60C Package information Table 8. I2PAK dimensions Dimensions Ref. Millimeters Inches Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 A1 2.40 2.72 0.094 0.107 b 0.61 0.88 0.024 0.035 b1 1.14 1.70 0.044 0.067 c 0.49 0.70 0.019 0.028 c2 1.23 1.32 0.048 0.052 D 8.95 9.35 0.352 0.368 e 2.40 2.70 0.094 0.106 e1 4.95 5.15 0.195 0.203 E 10 10.40 0.394 0.409 L 13 14 0.512 0.551 L1 3.50 3.93 0.138 0.155 L2 1.27 1.40 0.050 0.055 A E c2 L2 D L1 A1 b1 L b c e e1 Doc ID 022015 Rev 1 9/11 Ordering information 3 STPS20SM60C Ordering information Table 9. Ordering information Order code 4 STPS20SM60CT STPS20SM60CT STPS20SM60CFP PS20SM60CFP Package Weight TO-220AB 2.20 g 50 Tube TO-220FPAB 2.0 g 50 Tube 2 Base qty Delivery mode STPS20SM60CR STPS20SM60CR I PAK 1.49 g 50 Tube STPS20SM60CG-TR STPS20SM60CG D2PAK 1.48 g 1000 Tape and reel Revision history Table 10. 10/11 Marking Revision history Date Revision 14-Oct-2011 1 Changes Initial release. Doc ID 022015 Rev 1 STPS20SM60C Please Read Carefully: Information in this document is provided solely in connection with ST products. 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