# Schottky Rectifier, 45 V, 15 A, Dual Common Cathode, TO-252 (DPAK), 3 Pins, 640 mV

![Product image](https://novapart.co/image/farnell:3366909RL/)

**URL**: https://novapart.co/products/STPS15L45CBY-TR/schottky-rectifier-45-v-15-a-dual-common-cathode
**SKU**: STPS15L45CBY-TR
**Manufacturer**: STMICROELECTRONICS
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Schottky Diodes || Schottky Rectifier Diodes
**Price**: €0.1720
**Stock**: 10+
**Lead Time**: 120 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 3Pins |
| Product Range | - |
| Qualification | AEC-Q101 |
| Diode Mounting | Surface Mount |
| Diode Case Style | TO-252 (DPAK) |
| Diode Configuration | Dual Common Cathode |
| Forward Voltage Max | 640mV |
| Forward Surge Current | 75A |
| Average Forward Current | 15A |
| Operating Temperature Max | 150°C |
| Repetitive Peak Reverse Voltage | 45V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3366909RL/)

**STPS15L45C-Y** 

Datasheet 

Automotive 45 V low drop power Schottky rectifier 

**==> picture [80 x 140] intentionally omitted <==**

**----- Start of picture text -----**<br>
A1<br>K<br>A2<br>K<br>K<br>A1<br>A2<br>DPAK<br>**----- End of picture text -----**<br>


- **Features** • AEC-Q101 qualified • Very small conduction losses ~~ 

## **Features** 

- Negligible switching losses 

- Extremely fast switching 

- Low forward voltage drop 

- Avalanche capability specified 

- PPAP capable 

- ECOPACK[®] 2 compliant component 

## **Applications** 

- DC/DC converters 

- Reverse polarity protection 

- Freewheeling diodes 

- Switching diodes 

## **Description** 

**Product status link** ~~[ld~~ STPS15L45C-Y **Product summary** ~~[~~ **Symbol Value** ~~—~~ **IF(AV)** 2 x 7.5 A **VRRM** 45 V **T j(max.)** 150 °C **VF(typ.)** 0.40 V 

Dual center tab Schottky rectifier suited for SMPS and high frequency DC to DC converters. 

Packaged in DPAK, the STPS15L45C-Y is intended for use in low voltage, high frequency inverters, freewheeling and polarity protection for automotive application. 

**DS7145** - **Rev 3** - **November 2018** For further information contact your local STMicroelectronics sales office. 

www.st.com 

**STPS15L45C-Y Characteristics** 

**1** 

## **Characteristics** 

**Table 1. Absolute ratings (limiting values, per diode, at 25 °C unless otherwise specified)** 

|**Symbol**|**Parameter**|**Parameter**||**Value**|**Unit**|
|---|---|---|---|---|---|
|VRRM|Repetitive peak reverse voltage|||45|V|
|IF(RMS)|Forward rms current|||10|A|
|IF(AV)|Average forward current|Tc= 140 °C, δ = 0.5 square wave|Per diode|7.5|A|
||||Per device|15||
|IFSM|Surge non repetitive forward current||tp= 10 ms sinusoidal|75|A|
|PARM|Repetitive peak avalanche power||tp= 10 µs, Tj= 125 °C|266|W|
|Tstg|Storage temperature range|||-65 to +175|°C|
|Tj|Operating junction temperature range(1)|||-40 to +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 parameters** 

|**Symbol**|**Parameter**||**Max. value**|**Unit**|
|---|---|---|---|---|
|Rth(j-c)|Junction to case|Per diode|4|°C/W|
|||Total|2.4||
|Rth(c)|Coupling||0.7||



When the diodes 1 and 2 are used simultaneously : Δ Tj(diode 1) = P(diode1) x Rth(j-c)(per diode) + P(diode 2) x Rth(c) 

**Table 3. Static electrical characteristics (per diode)** 

|**Symbol**|**Parameter**|**Test conditions**|**Test conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|---|
|IR(1)|Reverse leakage current|Tj= 25 °C|VR= VRRM|-||500|µA|
|||Tj= 125 °C||-|60|120|mA|
|VF(1)|Forward voltage drop|Tj= 25 °C|IF= 7.5 A|-||0.52|V|
|||Tj= 125 °C||-|0.40|0.46||
|||Tj= 25 °C|IF= 12 A|-||0.60||
|||Tj= 125 °C||-|0.49|0.57||
|||Tj= 25 °C|IF= 15 A|-||0.64||
|||Tj= 125 °C||-|0.53|0.63||



_1. tp = 380 μs, δ < 2%_ 

To evaluate the conduction losses, use the following equation: 

P = 0.29 x IF(AV) + 0.023 x IF[2] (RMS) 

**DS7145** - **Rev 3** 

**page 2/10** 

**STPS15L45C-Y Characteristics** 

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 

**DS7145** - **Rev 3** 

**page 3/10** 

**STPS15L45C-Y Characteristics (curves)** 

## **1.1 Characteristics (curves)** 

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**----- Start of picture text -----**<br>
Figure 1. Average forward power dissipation versus Figure 2. Average forward current versus ambient<br>average forward current (per diode) temperature (δ = 0.5, per diode)<br>PF(AV)(W) IF(AV)(A)<br>5.5<br>δ = 0.5<br>5.0 δ = 0.2 Rth(j-a) = Rth(j-c)<br>4.5 δ = 0.1<br>4.0 δ = 0.05<br>3.5 δ = 1<br>3.0<br>2.5<br>Rth(j-a) = 70 °C/W<br>2.0<br>1.5 T<br>1.0<br>0.5 IF(AV)(A) δ = tp/T tp 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<br>**----- End of picture text -----**<br>


**==> picture [513 x 205] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 4. Relative variation of thermal impedance junction<br>Figure 3. Normalized avalanche power derating versus to case versus pulse duration<br>pulse duration (Tj = 125 °C)<br>PARM(tp) 1.0 Zth(j-c)/Rth(j-c)<br>1 PARM(10 µs) 0.9<br>0.8<br>0.7<br>δ = 0.5<br>0.1 0.6<br>0.5<br>0.4 δ = 0.2<br>0.01 0.3 δ = 0.1<br>T<br>0.2<br>t p(µs) 0.1 Single pulse tp(s) δ = tp/T tp<br>0.001 0.0<br>1 10 100 1000   1.E-03 1.E-02 1.E-01  1.E+00<br>**----- End of picture text -----**<br>


**DS7145** - **Rev 3** 

**page 4/10** 

**STPS15L45C-Y Characteristics (curves)** 

**Figure 5. Reverse leakage current versus reverse voltage Figure 6. Junction capacitance versus reverse voltage applied (typical values, per diode) applied (typical values, per diode)** 

**==> picture [477 x 151] intentionally omitted <==**

**----- Start of picture text -----**<br>
IR(mA) C(nF)<br>1.E+03 10.0<br>F = 1 MHz<br>Tj = 150  ° C VOSC = 30 mV<br>1.E+02 Tj = 25 °C<br>Tj = 125 °C<br>1.E+01 T j  = 100 °C<br>Tj = 75  ° C 1.0<br>1.E+00 Tj = 50 °C<br>1.E-01 Tj = 25 °C<br>V R (V) VR(V)<br>1.E-02 0.1<br>0 5 10 15 20 25 30 35 40 45 1 10 100<br>**----- End of picture text -----**<br>


**==> picture [513 x 220] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 8. Thermal resistance junction to ambient versus<br>Figure 7. Forward voltage drop versus forward current<br>copper surface under tab<br>(per diode)<br>IFM(A)<br>100 100 Rth(j-a) (°C/W)<br>Tj = 125 °C DPAK<br>(Maximum values) 90 Epoxy printed circuit board, copper thickness: 35 µm<br>80<br>70<br>Tj = 125 °C 60<br>(Typical values)<br>10 50<br>40<br>Tj = 25 °C<br>(Maximum values) 30<br>20<br>VFM(V) 10<br>1 0 S Cu (cm²)<br>0.0           0.2           0.4           0.6           0.8           1.0           1.2           1.4           1.6           1.8     0 5 10 15 20 25 30 35 40<br>**----- End of picture text -----**<br>


**DS7145** - **Rev 3** 

**page 5/10** 

**STPS15L45C-Y 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 DPAK package information** 

- Epoxy meets UL94, V0 

- Lead-free packages 

**Figure 9. DPAK package outline** 

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A<br>E<br>c2<br>b4<br>E1<br>L2<br>D1<br>D<br>H<br>L4<br>A1<br>b (2x)<br>e R<br>e1<br>c<br>Seating plane<br>A2<br>(L1)<br>L<br>V2<br>Gauge<br>0.25<br> plane<br>**----- End of picture text -----**<br>


**DS7145** - **Rev 3** 

**page 6/10** 

**STPS15L45C-Y DPAK package information** 

## **Table 4. DPAK mechanical data** 

||**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**|
|---|---|---|---|---|---|---|
|**Dim.**|**Millimeters**|||**Inches(1)**|||
||**Min.**|**Typ.**|**Max.**|**Min.**|**Typ.**|**Max.**|
|A|2.20||2.40|0.087||0.094|
|A1|0.90||1.10|0.035||0.043|
|A2|0.03||0.23|0.001||0.009|
|b|0.64||0.90|0.025||0.035|
|b4|5.20||5.40|0.205||0.213|
|c|0.45||0.60|0.018||0.024|
|c2|0.48||0.60|0.019||0.024|
|D|6.00||6.20|0.236||0.244|
|D1|4.95|5.10|5.25|0.195|0.201|0.207|
|E|6.40||6.60|0.252||0.260|
|E1|4.60|4.70|4.80|0.181|0.185|0.189|
|e|2.159|2.286|2.413|0.085|0.090|0.095|
|e1|4.445|4.572|4.699|0.175|0.180|0.185|
|H|9.35||10.10|0.368||0.398|
|L|1.00||1.50|0.039||0.059|
|(L1)|2.60|2.80|3.00|0.102|0.110|0.118|
|L2|0.65|0.80|0.95|0.026|0.031|0.037|
|L4|0.60||1.00|0.024||0.039|
|R||0.20|||0.008||
|V2|0°||8°|0°||8°|



_1. Inches dimensions given for reference only_ 

**Figure 10. DPAK recommended footprint (dimensions are in mm)** 

**==> picture [160 x 197] intentionally omitted <==**

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6.3<br>10.7<br>6.1<br>B<br>1.5<br>4.572<br>A<br>The device must be positioned within<br>1.8 min.<br>2.8<br>**----- End of picture text -----**<br>


**DS7145** - **Rev 3** 

**page 7/10** 

**STPS15L45C-Y Ordering Information** 

## **3 Ordering Information** 

**Table 5. Ordering information** 

|**Order code**|**Marking**|**Package**|**Weight**|**Base qty.**|**Delivery mode**|
|---|---|---|---|---|---|
|STPS15L45CBY-TR|S15L45CY|DPAK|0.32 g|2500|Tape and reel|



For a list of available options (e.g. memory size, package) and orderable part numbers or for further information on any aspect of this device, please go to www.st.com or contact the ST Sales Office nearest to you. 

_Note:_ 

_Qualified and characterized according to AEC Q101._ 

**DS7145** - **Rev 3** 

**page 8/10** 

**STPS15L45C-Y** 

## **Revision history** 

**Table 6. Document revision history** 

|**Date**|**Version**|**Changes**|
|---|---|---|
|10-Mar-2011|1|First issue.|
|07-Jul-2015|2|Updated Table 2.<br>Format updated to current standard.|
|29-Nov-2018|3|AddedSection Applicationson cover page. UpdatedFigure 5. Reverse<br>leakage current versus reverse voltage applied (typical values, per diode)and<br>Table 3. Static electrical characteristics (per diode).|



**DS7145** - **Rev 3** 

**page 9/10** 

**STPS15L45C-Y** 

## **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 

**DS7145** - **Rev 3** 

**page 10/10** 



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- [Supplier page](https://es.farnell.com/stmicroelectronics/stps15l45cby-tr/schottky-rect-aec-q101-45v-15a/dp/3366909RL)
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