STPS20SM100ST

STPS20SM100S Datasheet 100 V power Schottky rectifier Features A(1) K(2) A(3) K K A A K A A TO-220AB I²PAK • • • • High current capability Avalanche rated Low forward voltage drop High frequency operation • ECOPACK®2 compliant K Applications • • • • • Switching diode SMPS DC/DC converter LED lighting Desktop power supply Description This single Schottky rectifier is suited for high frequency switch mode power supply. Packaged in TO-220AB and I²PAK, the STPS20SM100S is intended to be used in notebook, game station and desktop adaptors, providing in these applications a good efficiency at both low and high load. Product status link STPS20SM100S Product summary IF(AV) 20 A VRRM 100 V Tj (max.) 150 °C VF (typ.) 0.63 V DS6172 - Rev 4 - October 2018 For further information contact your local STMicroelectronics sales office. www.st.com STPS20SM100S Characteristics 1 Characteristics Table 1. Absolute ratings (limiting values, with terminals 1 and 3 short circuited, at 25 °C, unless otherwise specified) Symbol Parameter Value Unit VRRM Repetitive peak reverse voltage 100 V IF(RMS) Forward rms current 30 A IF(AV) Average forward current δ = 0.5, square wave TC = 125 °C 20 A IFSM Surge non repetitive forward current tp = 10 ms sinusoidal 350 A PARM Repetitive peak avalanche power tp = 10 µs, Tj = 125 °C 1080 W -65 to +150 °C 150 °C Tstg Storage temperature range Tj Maximum operating junction temperature (1) 1. (dPtot/dTj) < (1/Rth(j-a)) condition to avoid thermal runaway for a diode on its own heatsink. Table 2. Thermal resistance parameter Symbol Rth(j-c) Parameter Junction to case Max. value Unit 1.3 °C/W For more information, please refer to the following application note: • AN5088: Rectifiers thermal management, handling and mounting recommendations Table 3. Static electrical characteristics (with terminals 1 and 3 short circuited) Symbol Parameter Test conditions Tj = 25 °C IR (1) Reverse leakage current Tj = 125 °C Tj = 25 °C Tj = 125 °C Tj = 25 °C Tj = 125 °C VF (2) Forward voltage drop Tj = 25 °C Tj = 125 °C Tj = 25 °C Tj = 125 °C VR = VRRM VR = 70 V IF = 5 A IF = 10 A IF = 20 A Min. Typ. Max. Unit - 10 30 µA - 10 30 mA - 5 µA - 5 mA - 565 - 480 - 685 - 560 620 - 800 900 - 630 700 mV 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 = 0.6 x IF(AV) + 0.005 x IF 2 (RMS) For more information, please refer to the following application notes related to the power losses: • AN604: Calculation of conduction losses in a power rectifier DS6172 - Rev 4 page 2/10 STPS20SM100S Characteristics (curves) • 1.1 AN4021: Calculation of reverse losses on a power diode Characteristics (curves) Figure 1. Average forward power dissipation versus average forward current (terminals 1 and 3 short circuited) 22 PF(AV) (W) Figure 2. Average forward current versus ambient temperature (δ = 0.5, terminals 1 and 3 short circuited) 22 18 Rth(j-a)= R th(j-c) 20 δ=1 20 IF(AV) (A) 18 δ = 0.5 16 16 14 14 δ = 0.2 12 12 10 δ = 0.1 10 δ = 0.05 Rth(j-a)= 15°C/W 8 8 6 6 T T 4 4 2 2 IF(AV) (A) tp δ = tp/T 0 0 2 4 6 8 10 12 14 16 18 20 22 24 26 1 0 28 Figure 3. Normalized avalanche power derating versus pulse duration (Tj = 125 °C) PARM (t p ) PARM (10 µs) tp δ =tp/T Tamb (°C) 0 25 50 75 100 125 150 Figure 4. Relative variation of thermal impedance junction to case versus pulse duration 1.0 0.9 Zth(j-c) /Rth(j-c) TO-220AB/I²PAK 0.8 0.7 0.1 0.6 0.5 0.4 0.3 0.01 Single pulse 0.2 tp(s) 0.1 0.001 t p(µs) 1 DS6172 - Rev 4 10 100 1000 0.0 1.E-03 1.E-02 1.E-01 1.E+00 page 3/10 STPS20SM100S Characteristics (curves) Figure 5. Reverse leakage current versus reverse voltage applied (typical values) 1.E+02 IR(mA) Figure 6. Junction capacitance versus reverse voltage applied (typical values) C(pF) 10000 F = 1 MHz VOSC=30mVRMS Tj = 25 °C Tj = 150 °C 1.E+01 Tj = 125 °C Tj = 100 °C 1.E+00 1000 Tj = 75 °C 1.E-01 Tj = 50 °C 1.E-02 Tj = 25 °C VR(V) VR(V) 1.E-03 0 10 20 30 40 50 60 70 80 100 90 1 100 10 100 Figure 7. Forward voltage drop versus forward current (terminals 1 and 3 short circuited) 40 IF (A) Tj=125°C = 125 °C (Maximum values) 30 Tj=125°C = 125 °C (Typical values) 20 Tj = 25 °C (Maximum values) 10 VF (V) 0 0.0 DS6172 - Rev 4 0.2 0.4 0.6 0.8 1.0 1.2 page 4/10 STPS20SM100S Package information 2 Package information 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. 2.1 TO-220AB package information • • • • Epoxy meets UL 94,V0 Cooling method: by conduction (C) Recommended torque value: 0.55 N·m Maximum torque value: 0.70 N·m Figure 8. TO-220AB package outline DS6172 - Rev 4 page 5/10 STPS20SM100S TO-220AB package information Table 4. TO-220AB package mechanical data Dimensions Ref. Millimeters Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 b 0.61 0.88 0.240 0.035 b1 1.14 1.55 0.045 0.061 c 0.48 0.70 0.019 0.028 D 15.25 15.75 0.600 0.620 D1 DS6172 - Rev 4 Inches (for reference only) 1.27 typ. 0.050 typ. E 10.00 10.40 0.394 0.409 e 2.40 2.70 0.094 0.106 e1 4.95 5.15 0.195 0.203 F 1.23 1.32 0.048 0.052 H1 6.20 6.60 0.244 0.260 J1 2.40 2.72 0.094 0.107 L 13.00 14.00 0.512 0.551 L1 3.50 3.93 0.138 0.155 L20 16.40 typ. 0.646 typ. L30 28.90 typ. 1.138 typ. θP 3.75 3.85 0.148 0.152 Q 2.65 2.95 0.104 0.116 page 6/10 STPS20SM100S I²PAK package information 2.2 I²PAK package information • • Cooling method: by conduction (C) Epoxy meets UL 94,V0 Figure 9. I²PAK package outline Table 5. I²PAK package mechanical data Dimensions Ref. DS6172 - Rev 4 Millimeters Inches (for reference only) 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 10.00 10.40 0.394 0.409 L 13.00 14.00 0.512 0.551 L1 3.50 3.93 0.138 0.155 L2 1.27 1.40 0.050 0.055 page 7/10 STPS20SM100S Ordering information 3 Ordering information Table 6. Ordering information DS6172 - Rev 4 Order code Marking Package Weight Base qty. Delivery mode STPS20SM100ST PS20SM100ST TO-220AB 1.95 g 50 Tube STPS20SM100SR PS20SM100SR I²PAK 1.50 g 50 Tube page 8/10 STPS20SM100S Revision history Table 7. Document revision history Date Revision Changes 25-Mar-2009 1 First issue. 16-Apr-2010 2 Updated package graphic for TO-220AB on front page and in Table 5. 11-May-2017 3 Removed TO-220FPAB and D²PAK packages. Updated cover page and Table 1. Absolute ratings (limiting values, with terminals 1 and 3 short circuited, at 25 °C, unless otherwise specified). 17-Oct-2018 4 Removed figure 1 and figure 9. Minor text changes to improve readability. DS6172 - Rev 4 page 9/10 STPS20SM100S IMPORTANT NOTICE – PLEASE READ CAREFULLY STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, enhancements, modifications, and improvements to ST products and/or to this document at any time without notice. Purchasers should obtain the latest relevant information on ST products before placing orders. ST products are sold pursuant to ST’s terms and conditions of sale in place at the time of order acknowledgement. Purchasers are solely responsible for the choice, selection, and use of ST products and ST assumes no liability for application assistance or the design of Purchasers’ products. No license, express or implied, to any intellectual property right is granted by ST herein. Resale of ST products with provisions different from the information set forth herein shall void any warranty granted by ST for such product. ST and the ST logo are trademarks of ST. All other product or service names are the property of their respective owners. Information in this document supersedes and replaces information previously supplied in any prior versions of this document. © 2018 STMicroelectronics – All rights reserved DS6172 - Rev 4 page 10/10