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STPS3L40

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40 V, 3 A SMD Low Drop Power Schottky Rectifier

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  • Schottky rectifier suited for switch mode power supplies and high frequency DC to DC converters.

    Packaged in SMB Flat Notch, SMB Flat and SMC, the STPS3L40 is ideal for surface mounting and used in DC/DC chargers.

    Key Features

    • Negligible switching losses
    • Low forward voltage drop
    • Low thermal resistance
    • Avalanche rated
    • ECOPACK2 component
    Read more Read less

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Technical Documentation

    • Description Version Size Action
      		DS1947
      40 V, 3 A low drop Schottky rectifier       		5.0
      234 KB
      		PDF
      DS1947

      40 V, 3 A low drop Schottky rectifier

      PDF
    • Description Version Size Action
      		AN1768
      ADMISSIBLE AVALANCHE POWER OF SCHOTTKY DIODES       		1.1
      46.82 KB
      		PDF
      		AN2025
      CONVERTER IMPROVEMENT USING SCHOTTKY RECTIFIER AVALANCHE SPECIFICATION       		1.1
      147.59 KB
      		PDF
      		AN604
      Calculation of conduction losses in a power rectifier       		3.2
      137.74 KB
      		PDF
      		AN4021
      Calculation of reverse losses in a power diode       		1.0
      120.47 KB
      		PDF
      		AN3432
      How to choose a bypass diode for silicon panel junction box       		1.0
      290.27 KB
      		PDF
      		AN836
      LOW FORWARD VOLTAGE SCHOTTKY DIODE       		2.1
      51.89 KB
      		PDF
      		AN1453
      NEW FAMILY OF 150V POWER SCHOTTKY       		1.1
      131.48 KB
      		PDF
      		AN5046
      Printed circuit board assembly recommendations for STMicroelectronics PowerFLAT packages       		4.0
      4.82 MB
      		PDF
      		AN3361
      Schottky diode avalanche performance in automotive applications       		1.0
      136.54 KB
      		PDF
      		AN1542
      THE THERMAL RUNAWAY LAW IN SCHOTTKY USED IN OR-ING APPLICATION       		1.1
      57.47 KB
      		PDF
      		AN869
      Tj max limit of Schottky diodes       		2.2
      60.9 KB
      		PDF
      AN1768

      ADMISSIBLE AVALANCHE POWER OF SCHOTTKY DIODES

      PDF
      AN2025

      CONVERTER IMPROVEMENT USING SCHOTTKY RECTIFIER AVALANCHE SPECIFICATION

      PDF
      AN604

      Calculation of conduction losses in a power rectifier

      PDF
      AN4021

      Calculation of reverse losses in a power diode

      PDF
      AN3432

      How to choose a bypass diode for silicon panel junction box

      PDF
      AN836

      LOW FORWARD VOLTAGE SCHOTTKY DIODE

      PDF
      AN1453

      NEW FAMILY OF 150V POWER SCHOTTKY

      PDF
      AN5046

      Printed circuit board assembly recommendations for STMicroelectronics PowerFLAT packages

      PDF
      AN3361

      Schottky diode avalanche performance in automotive applications

      PDF
      AN1542

      THE THERMAL RUNAWAY LAW IN SCHOTTKY USED IN OR-ING APPLICATION

      PDF
      AN869

      Tj max limit of Schottky diodes

      PDF
    • Description Version Size Action
      		TN1173
      Packing information for IPAD, protection, rectifiers, thyristors and AC Switches       		8.0
      417.06 KB
      		PDF
      TN1173

      Packing information for IPAD, protection, rectifiers, thyristors and AC Switches

      PDF

HW Model, CAD Libraries & SVD

    • Description Version Size Action
      		Power Schottky diode PSpice models (.lib & .olb) 7.0
      188.67 KB
      		ZIP

      Power Schottky diode PSpice models (.lib & .olb)

      ZIP

Presentations & Training Material

    • Description Version Size Action
      		ST products and solutions for solar energy 5.1
      2.09 MB
      		PDF

      ST products and solutions for solar energy

      PDF

Publications and Collaterals

    • Description Version Size Action
      		Field-Effect Rectifier Diodes Advantageously replace Schottky (60V and 100V) 1.0
      1.29 MB
      		PDF
      		PSMC flat package Schottky and Ultrafast rectifiers 1.0
      1.47 MB
      		PDF
      		SMA Flat and SMB Flat Diodes Powerful rectifiers packed in 1mm-thick packages 1.0
      848.27 KB
      		PDF
      		SOD123Flat power Schottky diodes for improved cost and space-savings 1.0
      2.03 MB
      		PDF
      		SOD128Flat power Schottky diodes for improved cost and space-savings 1.0
      2.18 MB
      		PDF
      		ST Diodes Finder : the new app for Android and iOS 2.0
      1.46 MB
      		PDF

      Field-Effect Rectifier Diodes Advantageously replace Schottky (60V and 100V)

      PDF

      PSMC flat package Schottky and Ultrafast rectifiers

      PDF

      SMA Flat and SMB Flat Diodes Powerful rectifiers packed in 1mm-thick packages

      PDF

      SOD123Flat power Schottky diodes for improved cost and space-savings

      PDF

      SOD128Flat power Schottky diodes for improved cost and space-savings

      PDF

      ST Diodes Finder : the new app for Android and iOS

      PDF
    • Description Version Size Action
      		Diodes and rectifiers selection guide 2.0
      815.09 KB
      		PDF

      Diodes and rectifiers selection guide

      PDF
    • Description Version Size Action
      		Products and solutions for solar energy 1.0
      1.29 MB
      		PDF

      Products and solutions for solar energy

      PDF

Quality and Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
STPS3L40S
Active
SMC Industrial Ecopack2
STPS3L40UF
Active
SMB Flat Industrial Ecopack2
STPS3L40UFN
Active
SMB Flat Industrial Ecopack2

STPS3L40S

Package:

SMC

Material Declaration**:

PDF XML
More Info

Marketing Status

Active

Package

SMC

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STPS3L40UF

Package:

SMB Flat

Material Declaration**:

PDF XML
More Info

Marketing Status

Active

Package

SMB Flat

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STPS3L40UFN

Package:

SMB Flat

Material Declaration**:

PDF XML
More Info

Marketing Status

Active

Package

SMB Flat

Grade

Industrial

RoHS Compliance Grade

Ecopack2

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.

Sample & Buy

Part Number
Order from Distributors
Order from ST
Marketing Status
ECCN (US)
ECCN (EU)
Packing Type
Package
Temperature (°C) Budgetary Price (US$)*/Qty
More info
min
max
STPS3L40S Available at 9 distributors

Distributor availability ofSTPS3L40S

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 3668 1 Order Now
RS COMPONENTS EUROPE 2960 20 Order Now
AVNET AMERICA 17500 0 Order Now
FUTURE WORLDWIDE 2500 2500 Order Now
ARROW EUROPE 10000 0 Order Now
Newark Element14 AMERICA 471 0 Order Now
ARROW AMERICA 5000 2500 Order Now
MOUSER WORLDWIDE 5703 1 Order Now
Farnell Element14 EUROPE 4504 1 Order Now

Distributor reported inventory date: 2020-09-22

Distributor Name

DIGIKEY

Stock

3668

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

2960

Min.Order

20

Region

EUROPE Order Now

AVNET

Stock

17500

Min.Order

0

Region

AMERICA Order Now

FUTURE

Stock

2500

Min.Order

2500

Region

WORLDWIDE Order Now

ARROW

Stock

10000

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

471

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

5000

Min.Order

2500

Region

AMERICA Order Now

MOUSER

Stock

5703

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

4504

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2020-09-22

Sample & Buy Buy now
Active
EAR99 NEC Tape And Reel SMC - - 0.102 / 1k
MORE INFO

Junction Temperature (°C) (max):

150

Country of Origin:

CHINA

STPS3L40UF Available at 9 distributors

Distributor availability ofSTPS3L40UF

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 29550 1 Order Now
COMPEL EUROPE 6763 1 Order Now
RS COMPONENTS EUROPE 17300 25 Order Now
AVNET AMERICA 5000 0 Order Now
FUTURE WORLDWIDE 5000 5000 Order Now
ARROW EUROPE 10000 0 Order Now
Newark Element14 AMERICA 5844 0 Order Now
MOUSER WORLDWIDE 9658 1 Order Now
Farnell Element14 EUROPE 19090 1 Order Now

Distributor reported inventory date: 2020-09-22

Distributor Name

DIGIKEY

Stock

29550

Min.Order

1

Region

WORLDWIDE Order Now

COMPEL

Stock

6763

Min.Order

1

Region

EUROPE Order Now

RS COMPONENTS

Stock

17300

Min.Order

25

Region

EUROPE Order Now

AVNET

Stock

5000

Min.Order

0

Region

AMERICA Order Now

FUTURE

Stock

5000

Min.Order

5000

Region

WORLDWIDE Order Now

ARROW

Stock

10000

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

5844

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

9658

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

19090

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2020-09-22

Sample & Buy Buy now
Active
EAR99 NEC Tape And Reel SMB Flat - - 0.082 / 1k
MORE INFO

Junction Temperature (°C) (max):

150

Country of Origin:

CHINA

STPS3L40UFN Available at 3 distributors

Distributor availability ofSTPS3L40UFN

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 4999 1 Order Now
AVNET AMERICA 5000 0 Order Now
MOUSER WORLDWIDE 9948 1 Order Now

Distributor reported inventory date: 2020-09-22

Distributor Name

DIGIKEY

Stock

4999

Min.Order

1

Region

WORLDWIDE Order Now

AVNET

Stock

5000

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

9948

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2020-09-22

Sample & Buy Buy now
Active
EAR99 NEC Tape And Reel SMB Flat - - 0.086 / 500
MORE INFO

Junction Temperature (°C) (max):

150

Country of Origin:

MOROCCO

STPS3L40S

Marketing Status

Active

ECCN (US)

EAR99
More Info

Budgetary Price (US$)*/Qty

0.102 / 1k

Distributor availability ofSTPS3L40S

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 3668 1 Order Now
RS COMPONENTS EUROPE 2960 20 Order Now
AVNET AMERICA 17500 0 Order Now
FUTURE WORLDWIDE 2500 2500 Order Now
ARROW EUROPE 10000 0 Order Now
Newark Element14 AMERICA 471 0 Order Now
ARROW AMERICA 5000 2500 Order Now
MOUSER WORLDWIDE 5703 1 Order Now
Farnell Element14 EUROPE 4504 1 Order Now

Distributor reported inventory date: 2020-09-22

Distributor Name

DIGIKEY

Stock

3668

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

2960

Min.Order

20

Region

EUROPE Order Now

AVNET

Stock

17500

Min.Order

0

Region

AMERICA Order Now

FUTURE

Stock

2500

Min.Order

2500

Region

WORLDWIDE Order Now

ARROW

Stock

10000

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

471

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

5000

Min.Order

2500

Region

AMERICA Order Now

MOUSER

Stock

5703

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

4504

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2020-09-22

ECCN (EU)

NEC

Packing Type

Tape And Reel

Package

SMC

Operating Temperature (°C)

(min)

-

(max)

-

Budgetary Price (US$)* / Qty

0.102 / 1k

Junction Temperature (°C) (max)

150

Country of Origin

CHINA

STPS3L40UF

Marketing Status

Active

ECCN (US)

EAR99
More Info

Budgetary Price (US$)*/Qty

0.082 / 1k

Distributor availability ofSTPS3L40UF

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 29550 1 Order Now
COMPEL EUROPE 6763 1 Order Now
RS COMPONENTS EUROPE 17300 25 Order Now
AVNET AMERICA 5000 0 Order Now
FUTURE WORLDWIDE 5000 5000 Order Now
ARROW EUROPE 10000 0 Order Now
Newark Element14 AMERICA 5844 0 Order Now
MOUSER WORLDWIDE 9658 1 Order Now
Farnell Element14 EUROPE 19090 1 Order Now

Distributor reported inventory date: 2020-09-22

Distributor Name

DIGIKEY

Stock

29550

Min.Order

1

Region

WORLDWIDE Order Now

COMPEL

Stock

6763

Min.Order

1

Region

EUROPE Order Now

RS COMPONENTS

Stock

17300

Min.Order

25

Region

EUROPE Order Now

AVNET

Stock

5000

Min.Order

0

Region

AMERICA Order Now

FUTURE

Stock

5000

Min.Order

5000

Region

WORLDWIDE Order Now

ARROW

Stock

10000

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

5844

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

9658

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

19090

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2020-09-22

ECCN (EU)

NEC

Packing Type

Tape And Reel

Package

SMB Flat

Operating Temperature (°C)

(min)

-

(max)

-

Budgetary Price (US$)* / Qty

0.082 / 1k

Junction Temperature (°C) (max)

150

Country of Origin

CHINA

STPS3L40UFN

Marketing Status

Active

ECCN (US)

EAR99
More Info

Budgetary Price (US$)*/Qty

0.086 / 500

Distributor availability ofSTPS3L40UFN

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 4999 1 Order Now
AVNET AMERICA 5000 0 Order Now
MOUSER WORLDWIDE 9948 1 Order Now

Distributor reported inventory date: 2020-09-22

Distributor Name

DIGIKEY

Stock

4999

Min.Order

1

Region

WORLDWIDE Order Now

AVNET

Stock

5000

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

9948

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2020-09-22

ECCN (EU)

NEC

Packing Type

Tape And Reel

Package

SMB Flat

Operating Temperature (°C)

(min)

-

(max)

-

Budgetary Price (US$)* / Qty

0.086 / 500

Junction Temperature (°C) (max)

150

Country of Origin

MOROCCO

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors