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STPS20M100ST
Small Signal Schottky Diode, Single, 100 V, 20 A, 850 mV, 530 A, 150 °C
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- Manufacturer: STMICROELECTRONICS
- Product type:
- Diode Configuration:Single; Repetitive Reverse Voltage Vrrm Max:100V; Forward Current If(AV):20A; Forward Voltage VF Max:850mV; Forward Surge Current Ifsm Max:530A; Operating Tempera
- SVHC: No SVHC (25-Jun-2025)
- No. of Pins: 3Pins
- Product Range: STPS2
- Qualification: -
- Diode Mounting: Through Hole
- Diode Case Style: TO-220AB
- Diode Configuration: Single
- Forward Voltage Max: 850mV
- Forward Surge Current: 530A
- Reverse Recovery Time: -
- Average Forward Current: 20A
- Operating Temperature Max: 150°C
- Repetitive Peak Reverse Voltage: 100V
| Delivery and price | |
|---|---|
| Units per pack | 1000 |
| Price | 0.887 € |
| Current stock | 10+ |
| Lead time | 30 days |
Datasheet
**STPS20M100S** Datasheet 100 V, 20 A power Schottky rectifier **==> picture [91 x 183] intentionally omitted <==** **----- Start of picture text -----**<br> A<br>K<br>A _ [}b-]<br>K<br>A<br>A K<br>A [K] A<br>TO-220AB TO-220FPAB<br>K<br>A<br>A [K]<br>I [2] PAK<br>K K<br>¢ A A ¢ A A<br>D [2] PAK<br>**----- End of picture text -----**<br> ## **Features** - Low forward voltage drop meaning very small conduction losses - Avalanche rated - Low frequency operation - Insulated package TO-220FPAB: - Insulating voltage = 2000 VRMS sine - ECOPACK[®] 2 compliant component for D²PAK on demand ## **Applications** - Switching diode - SMPS - DC/DC converter - LED lighting - Adapter for notebook and game station ## **Description** **Product status link** ~~_[Ss]~~ STPS20M100S This single Schottky rectifier is suited for high frequency switch mode power supply. Packaged in TO-220AB, TO-220FPAB, D²PAK and I²PAK, the STPS20M100S 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 summary**<br>~~Ley~~|**Product summary**<br>~~Ley~~| |---|---| |**IF(AV)**|20 A| |**VRRM**|100 V| |**VF (typ.)**|0.61 V| |**Tj (max.)**|150 °C| **DS6169** - **Rev 5** - **February 2019** For further information contact your local STMicroelectronics sales office. www.st.com **STPS20M100S Characteristics** **1** ## **Characteristics** **Table 1. Absolute ratings (limiting values with anode terminals short circuited, at 25 °C unless otherwise specified)** |**Symbol**|**Parameter**|**Parameter**|**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|TO-220AB<br>D²PAK<br>I²PAK|TC= 130 °C|20|A| |||TO-220FPAB|TC= 85 °C||| |IFSM|Surge non repetitive forward current||tp= 10 ms sinusoidal|350|A| |PARM|Repetitive peak avalanche power||tp= 10 µs, Tj= 125 °C|1150|W| |Tstg|Storage temperature range|||-65 to +175|°C| |Tj|Maximum operating junction temperature(1)|||+150|°C| _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**||**Parameter**|**Value**|**Unit**| |---|---|---|---|---| |Rth(j-c)|Junction to case|TO-220AB, D²PAK, I²PAK|1.2|°C/W| |||TO-220FPAB|4|| For more information, please refer to the following application note : - AN5088 : Rectifiers thermal management, handling and mounting recommendations **Table 3. Static electrical characteristics (anode terminals short circuited)** |**Symbol**|**Parameter**|**Test conditions**|**Test conditions**|**Min.**|**Typ.**|**Max.**|**Unit**| |---|---|---|---|---|---|---|---| |IR (1)|Reverse leakage current|Tj= 25 °C|VR= 70 V|-|5||µA| |||Tj= 125 °C||-|5||mA| |||Tj= 25 °C|VR= 100 V|-|10|40|µA| |||Tj= 125 °C||-|10|40|mA| |VF (2)|Forward voltage drop|Tj= 25 °C|IF= 5 A|-|550||mV| |||Tj= 125 °C||-|455||| |||Tj= 25 °C|IF= 10 A|-|660|730|| |||Tj= 125 °C||-|530|600|| |||Tj= 25 °C|IF= 20 A|-|775|850|| |||Tj= 125 °C||-|610|690|| _1. Pulse test: tp = 5 ms, δ < 2%_ _2. Pulse test: tp = 380 µs, δ < 2%_ **DS6169** - **Rev 5** **page 2/15** **STPS20M100S Characteristics (curves)** To evaluate the conduction losses, use the following equation: P = 0.425 x IF(AV) + 0.0088 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 - AN4021: Calculation of reverse losses on a power diode ## **1.1 Characteristics (curves)** **Figure 1. Average forward power dissipation versus Figure 2. Average forward current versus ambient average forward current (anode terminals short circuited) temperature (δ = 0.5, anode terminals short circuited)** **==> picture [473 x 142] intentionally omitted <==** **----- Start of picture text -----**<br> 20 PF(AV)(W) 22 IF(AV)(A)<br>Rth(j-a) = Rth(j-c) TO-220AB/I²PAK/D²PAK<br>18 δ = 0.5 δ = 1 20<br>16 18<br>14 δ = 0.2 16 TO-220FPAB<br>δ = 0.1 14<br>12<br>δ = 0.05 12<br>10<br>8 10 R th(j-a) = 15 °C/W<br>8<br>6<br>T 6 T<br>4<br>4<br>2 IF(AV)(A) δ [=][ tp/T] tp 2 δ [= tp/T] tp T amb (°C)<br>0 0<br>0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 0 25 50 75 100 125 150<br>**----- End of picture text -----**<br> **==> picture [513 x 206] intentionally omitted <==** **----- Start of picture text -----**<br> Figure 4. Reverse leakage current versus reverse voltage<br>Figure 3. Normalized avalanche power derating versus<br>applied (typical values)<br>pulse duration (Tj = 125 °C)<br>PARM(tp) IR(mA)<br>1 PARM(10 µs) 1.E+02<br>T j = 150 °C<br>1.E+01<br>Tj = 125 °C<br>0.1 1.E+00 T j = 100 °C<br>Tj = 75 °C<br>1.E-01<br>0.01 Tj = 50 °C<br>1.E-02<br>Tj = 25 °C<br>t p(µs) VR(V)<br>0.001 1.E-03<br>1 10 100 1000 0 10 20 30 40 50 60 70 80 90 100<br>**----- End of picture text -----**<br> **DS6169** - **Rev 5** **page 3/15** **STPS20M100S Characteristics (curves)** **Figure 5. Relative variation of thermal impedance junction Figure 6. Relative variation of thermal impedance junction to case versus pulse duration (TO-220AB, D²PAK, I²PAK) to case versus pulse duration (TO-220FPAB)** **==> picture [217 x 141] intentionally omitted <==** **----- Start of picture text -----**<br> Zth(j-c)/Rth(j-c)<br>1.0<br>0.9<br>0.8<br>0.7<br>0.6<br>0.5<br>0.4<br>0.3 Single pulse<br>0.2<br>0.1 tP(s)<br>0.0<br>1.E-03 1.E-02 1.E-01 1.E+00<br>**----- End of picture text -----**<br> **==> picture [216 x 141] intentionally omitted <==** **----- Start of picture text -----**<br> Zth(j-c)/Rth(j-c)<br>1.0<br>0.9<br>0.8<br>0.7<br>0.6<br>0.5<br>0.4<br>0.3<br>0.2 Single pulse<br>0.1 tP(s)<br>0.0<br>1.E-03 1.E-02 1.E-01 1.E+00 1.E+01<br>**----- End of picture text -----**<br> **==> picture [513 x 206] intentionally omitted <==** **----- Start of picture text -----**<br> Figure 7. Junction capacitance versus reverse voltage Figure 8. Forward voltage drop versus forward current<br>applied (typical values) (anode terminals short circuited)<br>10000 C(pF) 40 IF(A)<br>F = 1 MHz<br>V OSC = 30 mV RMS 35<br>T j = 25 °C 30 T j = 125 °C<br>(Maximum values)<br>25<br>1000 20 (Typical values)T j = 125 °C (Maximum values Tj = 25 °C )<br>15<br>10<br>5<br>VR(V) V F (V)<br>100 0<br>1 10 100 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2<br>**----- End of picture text -----**<br> **Figure 9. Thermal resistance junction to ambient versus copper surface under tab for D²PAK** **==> picture [218 x 141] intentionally omitted <==** **----- Start of picture text -----**<br> Rth(j-a) (°C/W)<br>80<br>D²PAK<br>70 Epoxy printed board FR4, copper thickness = 35 µm<br>60<br>50<br>40<br>30<br>20<br>10 SCu(cm²)<br>0<br>0 5 10 15 20 25 30 35 40<br>**----- End of picture text -----**<br> **DS6169** - **Rev 5** **page 4/15** **STPS20M100S 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 10. TO-220AB package outline** **==> picture [309 x 368] intentionally omitted <==** **DS6169** - **Rev 5** **page 5/15** **STPS20M100S TO-220AB package information** ## **Table 4. TO-220AB package mechanical data** ||**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**| |---|---|---|---|---| |**Ref.**|**Millimeters**||**Inches (for reference only)**|| ||**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|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| **DS6169** - **Rev 5** **page 6/15** **STPS20M100S TO-220FPAB package information** ## **2.2 TO-220FPAB 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 11. TO-220FPAB package outline** **DS6169** - **Rev 5** **page 7/15** **STPS20M100S TO-220FPAB package information** ## **Table 5. TO-220FPAB package mechanical data** ||**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**| |---|---|---|---|---| |**Ref.**|**Millimeters**||**Inches (for reference only)**|| ||**Min.**|**Max.**|**Min.**|**Max.**| |A|4.40|4.60|0.1739|0.1818| |B|2.50|2.70|0.0988|0.1067| |D|2.50|2.75|0.0988|0.1087| |E|0.45|0.70|0.0178|0.0277| |F|0.75|1.00|0.0296|0.0395| |F1|1.15|1.70|0.0455|0.0672| |F2|1.15|1.70|0.0455|0.0672| |G|4.95|5.20|0.1957|0.2055| |G1|2.40|2.70|0.0949|0.1067| |H|10.00|10.40|0.3953|0.4111| |L2|16.00 typ.||0.6324 typ.|| |L3|28.60|30.60|1.1304|1.2095| |L4|9.80|10.60|0.3874|0.4190| |L5|2.90|3.60|0.1146|0.1423| |L6|15.90|16.40|0.6285|0.6482| |L7|9.00|9.30|0.3557|0.3676| |Dia|3.00|3.20|0.1186|0.1265| **DS6169** - **Rev 5** **page 8/15** **STPS20M100S I²PAK package information** ## **2.3 I²PAK package information** - Epoxy meets UL 94,V0 - Cooling method: by conduction (C) ## **Figure 12. I²PAK package outline** **==> picture [53 x 64] intentionally omitted <==** **DS6169** - **Rev 5** **page 9/15** **STPS20M100S I²PAK package information** ## **Table 6. I²PAK package mechanical data** ||**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**| |---|---|---|---|---| |**Ref.**|**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| **DS6169** - **Rev 5** **page 10/15** **STPS20M100S D²PAK package information** ## **2.4 D²PAK package information** - Epoxy meets UL94, V0 - Cooling method: by conduction (C) ## **Figure 13. D²PAK package outline** **==> picture [34 x 49] intentionally omitted <==** _Note:_ _This package drawing may slightly differ from the physical package. However, all the specified dimensions are guaranteed._ **DS6169** - **Rev 5** **page 11/15** **STPS20M100S D²PAK package information** ## **Table 7. D²PAK package mechanical data** ||**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**| |---|---|---|---|---| |**Ref.**|**Millimeters**||**Inches (for reference only)**|| ||**Min.**|**Max.**|**Min.**|**Max.**| |A|4.36|4.60|0.172|0.181| |A1|0.00|0.25|0.000|0.010| |b|0.70|0.93|0.028|0.037| |b2|1.14|1.70|0.045|0.067| |c|0.38|0.69|0.015|0.027| |c2|1.19|1.36|0.047|0.053| |D|8.60|9.35|0.339|0.368| |D1|6.90|8.00|0.272|0.311| |D2|1.10|1.50|0.043|0.060| |E|10.00|10.55|0.394|0.415| |E1|8.10|8.90|0.319|0.346| |E2|6.85|7.25|0.266|0.282| |e|2.54 typ.||0.100|| |e1|4.88|5.28|0.190|0.205| |H|15.00|15.85|0.591|0.624| |J1|2.49|2.90|0.097|0.112| |L|1.90|2.79|0.075|0.110| |L1|1.27|1.65|0.049|0.065| |L2|1.30|1.78|0.050|0.070| |R|0.4 typ.||0.015|| |V2|0°|8°|0°|8°| |**Figure 14.D²PAK recommended footprint (dimensions in mm)**<br>16.90<br>12.20<br>9.75<br>3.50<br>5.08<br>1.60<br>2.54||||| **DS6169** - **Rev 5** **page 12/15** **STPS20M100S Ordering information** **3 Ordering information** ## **Table 8. Ordering information** |**Order code**|**Marking**|**Package**|**Weight**|**Base qty.**|**Delivery mode**| |---|---|---|---|---|---| |STPS20M100ST|PS20M100ST|TO-220AB|1.95 g|50|Tube| |STPS20M100SFP|PS20M100SFP|TO-220FPAB|1.90 g|50|Tube| |STPS20M100SR|PS20M100SR|I²PAK|1.50 g|50|Tube| |STPS20M100SG-TR|PS20M100SG|D²PAK|1.48 g|1000|Tape and reel| **DS6169** - **Rev 5** **page 13/15** **STPS20M100S** ## **Revision history** **Table 9. Document revision history** |**Date**|**Version**|**Changes**| |---|---|---| |25-Mar-2009|1|First issue.| |16-Apr-2010|2|Updated package graphic for TO-220AB on front page and in Table 5.| |24-May-2016|3|Updated cover page.<br>Complete Characteristics section update.<br>Updated Section 2.4: "D²PAK package information" and Table 9: "Ordering<br>information".| |28-Sep-2018|4|Updated cover page,Table 1. Absolute ratings (limiting values with anode<br>terminals short circuited, at 25 °C unless otherwise specified)and<br>Table 8. Ordering information.<br>Removed figure 1 and figure 11.<br>Minor text changes to improve readability.| |18-Feb-2019|5|UpdatedTable 1.| **DS6169** - **Rev 5** **page 14/15** **STPS20M100S** ## **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. © 2019 STMicroelectronics – All rights reserved **DS6169** - **Rev 5** **page 15/15**
Updated at April 29, 2026
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