# Schottky Rectifier, 45 V, 7.5 A, Single, TO-220FPAC, 2 Pins, 570 mV

![Product image](https://novapart.co/image/farnell:1697513/)

**URL**: https://novapart.co/products/STPS745FP/schottky-rectifier-45-v-75-a-single-to-220fpac-2
**SKU**: STPS745FP
**Manufacturer**: STMICROELECTRONICS
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Schottky Diodes || Schottky Rectifier Diodes
**Price**: €0.2200
**Stock**: 10+
**Lead Time**: 120 days (indicative)

## Description

Repetitive Reverse Voltage Vrrm Max:45V; Forward Current If(AV):7.5A; Diode Configuration:Single; Diode Case Style:TO-220FPAC; No. of Pins:2Pins; Forward Voltage VF Max:570mV; Forwa

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 2Pins |
| Product Range | STPS7 |
| Qualification | - |
| Diode Mounting | Through Hole |
| Diode Case Style | TO-220FPAC |
| Diode Configuration | Single |
| Forward Voltage Max | 570mV |
| Forward Surge Current | 75A |
| Average Forward Current | 7.5A |
| Operating Temperature Max | 175°C |
| Repetitive Peak Reverse Voltage | 45V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:1697513/)

## **STPS745** 

## Power Schottky rectifier 

Datasheet - production data 

**==> picture [202 x 184] intentionally omitted <==**

**----- Start of picture text -----**<br>
A . K<br>K<br>K<br>A et A A<br>TO-220AC K NC<br>NC<br>D [2] PAK<br>A<br>K<br>TO-220FPAC<br>**----- End of picture text -----**<br>


## **Features** 

- Very small conduction losses 

- Negligible switching losses 

- Extremely fast switching 

- Insulated package: TO-220FPAC 

   - Insulating voltage = 2000 VRMS sine 

- Avalanche capability specified 

- ECOPACK[®] 2 compliant component for D²PAK on demand 

## **Description** 

Single Schottky rectifier suited for Switch Mode Power Supply and high frequency DC to DC converters. 

Packaged either in TO-220AC, TO-220FPAC or D[2] PAK, this device is intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. 

**Table 1: Device summary** 

|**Symbol**|**Value**|
|---|---|
|IF(AV)|7.5 A|
|VRRM|45 V|
|Tj(max)|175 °C|
|VF(typ)|0.5 V|



May 2015 This is information on a product in full production. 

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_www.st.com_ 

**Characteristics** 

**STPS745** 

## **1 Characteristics** 

**Table 2: Absolute ratings (limiting values, at 25 °C, unless otherwise specified)** 

|**Symbol**|**Parameter**|**Parameter**|**Parameter**|**Value**|**Unit**|
|---|---|---|---|---|---|
|VRRM|Repetitivepeak reverse voltage|||45|V|
|IF(RMS)|Forward rms current|||20|A|
|IF(AV)|Average forward current<br>δ = 0.5, square wave|TO-220AC / D2PAK|TC= 160 °C|7.5|A|
|||TO-220FPAC|TC= 145 °C|||
|IFSM|Surge non repetitive<br>forward current|tp = 10 ms sinusoidal||150|A|
|PARM|Repetitive peak<br>avalanche power|tp = 10 µs, Tj= 125 °C||190|W|
|Tstg|Storage temperature range|||-65 to + 175|°C|
|Tj|Maximum operating junction temperature_(1)_|||+ 175|°C|



## **Notes:** 

(1)(dPtot/dTj) < (1/Rth(j-a)) condition to avoid thermal runaway for a diode on its own heatsink. 

**Table 3: Thermal parameter** 

|**Symbol**|**Parameter**|**Parameter**|**Value**|**Unit**|
|---|---|---|---|---|
|Rth(j-c)|Junction to case|TO-220AC / D2PAK|3.0|°C/W|
|||TO-220FPAC|5.5||



**Table 4: Static electrical characteristics** 

|**Symbol**|**Parameter**|**Test conditions**|**Test conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|---|
|IR_(1)_|Reverse leakage current|Tj= 25 °C|VR= VRRM|-||100|µA|
|||Tj= 125 °C||-|5|15|mA|
|VF_(1)_|Forward voltage drop|Tj= 125 °C|IF= 7.5 A|-|0.5|0.57|V|
|||Tj= 25 °C|IF= 15 A|-||0.84||
|||Tj= 125 °C|IF= 15 A|-|0.65|0.72||



## **Notes:** 

(1)Pulse test: tp = 380 µs, δ < 2% 

To evaluate the conduction losses use the following equation: 

P = 0.42 x IF(AV) + 0.020 IF[2] (RMS) 

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**STPS745** 

**Characteristics** 

## **1.1 Characteristics (curves)** 

**==> picture [462 x 382] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 1: Average forward power dissipation  Figure 2: Average forward current versus ambient<br>versus average forward current  temperature (δ= 0.5)<br>PF(AV) (W) IF(AV) (A)<br>6 9<br>δ = 0.1 δ = 0.2 δ = 0.5 8 Rth(j-a )=R th(j-c) TO-220 AC<br>5 δ = 0.05<br>7<br>TO-220F PAC<br>4 δ = 1 6<br>Rth(j-a) =15°C/W<br>5<br>3<br>4 Rth(j-a) =40°C/W<br>2 3<br>T T<br>2<br>1<br>IF(AV) (A) δ [=tp/T] tp 1 δ [=tp/T] tp Tamb (°C)<br>0 0<br>0 1 2 3 4 5 6 7 8 9 10 0 25 50 75 100 125 150 175<br>Figure 4: Relative variation of thermal impedance<br>Figure 3: Normalized avalanche power derating<br>junction to case versus pulse duration (TO-220AC<br>versus pulse duration (Tj= 125 °C)<br>and D²PAK)<br>PARM(tp)<br>1 PARM(10 µs) Zth(j-c ) /Rth(j-c)<br>1.0<br>0.8<br>0.1<br>0.6 δ = 0.5<br>0.01 0.4<br>δ = 0.2<br>T<br>0.2 δ = 0.1<br>0.001 t p(µs) 0.0 Single pulse tp(s) δ [=tp/T] tp<br>1 10 100 1000 1E-4 1E-3 1E-2 1E-1 1E+0<br>**----- End of picture text -----**<br>


**==> picture [454 x 188] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 5: Relative variation of thermal impedance<br>Figure 6: Reverse leakage current versus reverse<br>junction to case versus pulse duration<br>voltage applied (typical values)<br>(TO-220FPAC)<br>IR(µA)<br>Z th(j-c )/Rth(j-c) 5E+4<br>1.0<br>1E+4 T =150°Cj<br>0.8 T =125°Cj<br>1E+3 T =100°Cj<br>0.6 δ = 0.5 1E+2 T =75°Cj<br>T =50°Cj<br>0.4 1E+1<br>δ = 0.2 T T =25°Cj<br>0.2 δ = 0.1 1E+0<br>Single pulse tp(s) δ [=tp/T] tp 1E-1 VR(V)<br>0.0<br>0 5 10 15 20 25 30 35 40 45<br>1E-3 1E-2 1E-1 1E+0 1E+1<br>**----- End of picture text -----**<br>


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**STPS745** 

**==> picture [73 x 9] intentionally omitted <==**

**----- Start of picture text -----**<br>
Characteristics<br>**----- End of picture text -----**<br>


**==> picture [437 x 398] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 7: Junction capacitance versus reverse  Figure 8: Forward voltage drop versus forward<br>voltage applied (typical values)  current (maximum values)<br>1000 C(pF) 100.0 ——————______————SSSSssSSSSSSSSSSSlpm (A)<br>F=1MHz<br>es VOS C=30mV RMS 7"<br>T =25°Cj<br>et ———— SS<br>500 SEE eeeS<br>Le a<br>A pf ft tart ; | | [| [|<br>200100 | VR(V) NLaoS ewo1 SeeSEAR a ARERS eeA es eeOS ee ee SS ceee ee SSee eeCO<br>1 2 5 10 20 50 00 02 04 06 08 10 12 14<br>Figure 9: Thermal resistance junction to ambient versus copper surface under tab (epoxy<br>printed board FR4, eCu: 35 µm)<br>80<br>D²PAK<br>70 refOone|ee| ft eeyf eetfeeyy ee ee oe<br>60 Ooee<br>A ee<br>50 a eeeeee es esDG<br>40 RSS EES<br>ee<br>30 oe —ee<br>20<br>BEEEE E E E<br>10<br>0<br>0 5 10 15 20 25 30 35 40<br>SCu(cm²)<br>Rth(j-a)(°C/W)<br>**----- End of picture text -----**<br>


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**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. 

- Cooling method: by conduction (C) 

- Epoxy meets UL 94,V0 

- Recommended torque value: 0.55 Nm (for TO-220AC and TO-220FPAC) 

- Maximum torque value: 0.70 Nm (for TO-220AC and TO-220FPAC) 

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**STPS745** 

**Package** information 

## **2.1 D²PAK package information** 

**Figure 10: D²PAK package outline** 

This package drawing may slightly differ from the physical package. However, all the specified dimensions are guaranteed. ~~©~~ 6/14 DocID3516 Rev 8 

**STPS745** 

**Package** information 

**Table 5: D²PAK package mechanical data** 

||**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**|
|---|---|---|---|---|
|**Ref.**|**Millimeters**||**Inches**||
||**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°|



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**Package** information 

**Figure 11: D²PAK recommended footprint (dimensions in mm)** 

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**STPS745** 

**Package** information 

## **2.2 TO-220AC package information** 

**Figure 12: TO-220AC package outline** 

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**STPS745** 

**Package** information 

**Table 6: TO-220AC package mechanical data** 

||**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**|
|---|---|---|---|---|
|**Ref.**|**Millimeters**||**Inches**||
||**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|
|G|4.95|5.15|0.194|0.202|
|H2|10.00|10.40|0.393|0.409|
|L2|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|2.6|typ.|0.102 typ.||
|Diam|3.75|3.85|0.147|0.151|



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**Package** information 

## **2.3 TO-220FPAC package information** 

**==> picture [175 x 9] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 13: TO-220FPAC package outline<br>**----- End of picture text -----**<br>


**==> picture [406 x 453] intentionally omitted <==**

**----- Start of picture text -----**<br>
A<br>H B<br>Dia<br>L6<br>L2 L7<br>L3<br>L5<br>D<br>F1<br>L4<br>F<br>E<br>G1<br>G<br>**----- End of picture text -----**<br>


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**STPS745** 

**Package** information 

**Table 7: TO-220AC package mechanical data** 

||**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**|
|---|---|---|---|---|
|**Ref.**|**Millimeters**||**Inches**||
||**Min.**|**Max.**|**Min.**|**Max.**|
|A|4.4|4.6|0.173|0.181|
|B|2.5|2.7|0.098|0.106|
|D|2.5|2.75|0.098|0.108|
|E|0.45|0.70|0.018|0.027|
|F|0.75|1|0.030|0.039|
|F1|1.15|1.70|0.045|0.067|
|G|4.95|5.20|0.195|0.205|
|G1|2.4|2.7|0.094|0.106|
|H|10|10.4|0.393|0.409|
|L2|16 typ.||0.63 typ.||
|L3|28.6|30.6|0.126|1.205|
|L4|9.8|10.6|0.386|0.417|
|L5|2.9|3.6|0.114|0.142|
|L6|15.9|16.4|0.626|0.646|
|L7|9.00|9.30|0.354|0.366|
|Dia.|3.00|3.20|0.118|0.126|



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**Ordering** information 

## **3 Ordering information** 

**Table 8: Ordering information** 

|**Order code**|**Marking**|**Package**|**Weight**|**Base qty.**|**Delivery mode**|
|---|---|---|---|---|---|
|STPS745D|STPS745D|TO-220AC|1.86g|50|Tube|
|STPS745G-TR|STPS745G|D2PAK|1.38g|1000|Tape and reel|
|STPS745FP|STPS745FP|TO-220FPAC|1.9g|50|Tube|



## **4 Revision history** 

**Table 9: Document revision history** 

|**Date**|**Revision**|**Changes**|
|---|---|---|
|Jul-2003|6|Last release|
|22-Mar-2007|7|Removed ISOWATTpackage.|
|29-May-2015|8|Updated features, packages silhouette and_Table 1: "Device_<br>_summary"_in cover page.<br>Updated_Table 2: "Absolute ratings (limiting values, at 25 °C,_<br>_unless otherwise specified)"_and_Section 1.1: "Characteristics_<br>_(curves)"_.<br>Minor text changes.|



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**STPS745** 

## **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. 

- © 2015 STMicroelectronics – All rights reserved 

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## Links

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- [Supplier page](https://es.farnell.com/stmicroelectronics/stps745fp/diode-rectifier-schottky-7-5a/dp/1697513)
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