STPS20SM60D

STPS20SM60 Power Schottky rectifier Features ■ High current capability ■ Avalanche rated ■ Low forward voltage drop ■ High frequency operation A K K Description The STPS20SM60D is a single diode Schottky rectifier, suited for high frequency switch mode power supply. A K Packaged in TO-220AC,this device is intended to be used in notebook, game station and desktop adapters, providing in these applications a good efficiency at both low and high load. Table 1. TO-220AC STPS20SM60D Electrical characteristics(a) Figure 1. Device summary Symbol Value IF(AV) 20 A VRRM 60 V VF (typ) 0.41 V Tj (max) 150 °C 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 11. VAR and IAR are pulse measurements (tp < 1 µs). VR, IR, VRRM and VF, are static characteristics October 2011 Doc ID 022039 Rev 1 1/7 www.st.com 7 Characteristics 1 STPS20SM60 Characteristics Table 2. Absolute ratings (limiting values, at Tamb = 25 °C unless otherwise specified) Symbol Parameter Value Unit VRRM Repetitive peak reverse voltage 60 V IF(RMS) Forward rms current 60 A IF(AV) Average forward current, δ = 0.5 Tc = 130 °C 20 A IFSM Surge non repetitive forward current tp = 10 ms sine-wave 400 A PARM(1) Repetitive peak avalanche power Tj = 25 °C, tp = 1 µs 18400 W VARM(2) Maximum repetitive peak avalanche voltage tp < 1 µs, Tj < 150 °C, IAR < 69 A 80 V VASM(2) Maximum repetitive peak avalanche voltage tp < 1 µs, Tj < 150 °C, IAR < 69 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 11 3. 1 dPtot < condition to avoid thermal runaway for a diode on its own heatsink Rth(j-a) dTj Table 3. Thermal parameters Symbol Rth(j-c) Table 4. Symbol IR(1) Parameter Junction to case Parameter Reverse leakage current Test conditions Tj = 25 °C Tj = 125 °C Forward voltage drop Tj = 125 °C Tj = 25 °C Tj = 125 °C 1.3 °C/W VR = VRRM IF = 10 A IF = 20 A Min. Typ. Max. Unit - 20 85 µA - 15 50 mA - 0.495 0.535 - 0.410 0.460 - 0.570 0.630 - 0.510 0.580 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 = 0.430 x IF(AV) + 0.0075 x IF2(RMS) 2/7 Unit Static electrical characteristics Tj = 25 °C VF(2) Value Doc ID 022039 Rev 1 V STPS20SM60 Figure 2. Characteristics Average forward power dissipation Figure 3. versus average forward current PF(AV)(W) 18 IF(AV)(A) 24 δ = 0.1 δ = 0.05 16 δ = 0.2 Average forward current versus ambient temperature (δ = 0.5) δ=1 δ = 0.5 Rth(j-a) = Rth(j-c) 20 14 12 16 10 12 8 6 8 4 T 2 δ = tp / T 0 0 2 4 Figure 4. 1 6 8 10 12 14 16 4 IF(AV)(A) tp 18 20 22 24 26 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 tp(µs) 0.001 0.01 0.1 Figure 6. 280 1 10 1000 100 Non repetitive surge peak forward current versus overload duration (maximum values) IM(A) Tj(°C) 0 25 50 Figure 7. 1.0 75 100 150 125 Relative thermal impedance junction to case versus pulse duration Zth(j-c)/Rth(j-c) 0.9 240 0.8 200 0.7 0.6 160 Tc = 25 °C 120 Tc = 75 °C 0.4 0.3 80 40 0.5 Tc = 125 °C IM 0 1.E-03 t δ = 0.5 t(s) 1.E-02 1.E-01 1.E+00 0.2 Single pulse 0.1 0.0 1.E-04 Doc ID 022039 Rev 1 tp(s) 1.E-03 1.E-02 1.E-01 1.E+00 3/7 Characteristics Figure 8. 1.E+02 STPS20SM60 Reverse leakage current versus reverse voltage applied (typical values) Figure 9. IR(mA) 10000 Junction capacitance versus reverse voltage applied (typical values) C(pF) Tj = 150 °C 1.E+01 F = 1 MHz Vosc = 30 mVRMS Tj = 25 °C Tj = 125 °C Tj = 100 °C 1.E+00 1000 Tj = 75 °C 1.E-01 Tj = 50 °C Tj = 25 °C 1.E-02 VR(V) 1.E-03 0 10 20 30 40 50 60 Figure 10. Forward voltage drop versus forward current 1000.0 VR(V) 100 1 10 100 Figure 11. Reverse safe operating area (tp < 1 µs and Tj < 150 °C) IFM(A) Iarm (A) 75.0 Iarm (Varm) 150 °C, 1µs 100.0 70.0 Tj = 125 °C (Maximum values) 65.0 Tj = 125 °C (Typical values) 60.0 10.0 55.0 Tj = 25 °C (Maximum values) 50.0 1.0 45.0 0.1 0.0 4/7 VFM(V) 0.2 0.4 0.6 0.8 1.0 1.2 1.4 Varm (V) 40.0 80 Doc ID 022039 Rev 1 85 90 95 100 105 110 115 120 STPS20SM60 2 Package information 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-220AC dimensions Dimensions Ref. A H2 ØI C L5 L7 L6 L2 F1 D L9 F M E G 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 G 4.95 5.15 0.194 0.202 H2 10.00 10.40 0.393 0.409 16.40 typ. 0.645 typ. L4 13.00 14.00 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 M Diam. I Doc ID 022039 Rev 1 Inches Min. L2 L4 Millimeters 2.6 typ. 3.75 3.85 0.102 typ. 0.147 0.151 5/7 Ordering information 3 STPS20SM60 Ordering information Table 6. Ordering information Order code STPS20SM60D 4 STPS20SM60D Package Weight TO-220AC 1.86 g Base qty Delivery mode Revision history Table 7. 6/7 Marking Revision history Date Revision 25-Oct-2011 1 Changes First issue. Doc ID 022039 Rev 1 50 Tube STPS20SM60 Please Read Carefully: Information in this document is provided solely in connection with ST products. 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