STPS340

Active

40 V, 3 A SMD Power Schottky rectifier

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

    Packaged in SMA Flat Notch, SMB, SMB Flat, SMC and DPAK, the STPS340 is ideal for surface mounting and used in low voltage, high frequency inverters, free wheeling and polarity protection applications.

    Key Features

    • Very small conduction losses
    • Negligible switching losses
    • Low forward voltage drop
    • Low thermal resistance
    • Extremely fast switching
    • Surface mount package
    • Avalanche rated
    • ECOPACK2 component

Sample & Buy

Part Number
Marketing Status
Package
Packing Type
Junction Temperature (°C) (max)
ECCN (US)
Country of Origin
Budgetary Price (US$)*/Qty
Order from ST
Order from Distributors
STPS340UF
Active
SMB Flat Tape And Reel 150 EAR99 CHINA 0.124 / 200.0 Get sample Check Availability

Distributor availability ofSTPS340UF

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 4502 1 Order Now
MOUSER WORLDWIDE 4767 1 Order Now
Farnell Element14 EUROPE 1613 1 Order Now

Distributor reported inventory date: 2020-04-07

Distributor Name

DIGIKEY

Stock

4502

Min.Order

1

Region

WORLDWIDE Order Now

MOUSER

Stock

4767

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

1613

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2020-04-07

STPS340B-TR
Active
DPAK Tape And Reel 150 EAR99 CHINA 0.1541 / 1k Get sample Check Availability

Distributor availability ofSTPS340B-TR

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 11579 1 Order Now
AVNET AMERICA 15000 0 Order Now
ARROW EUROPE 25000 0 Order Now
ARROW AMERICA 5 1 Order Now
MOUSER WORLDWIDE 4800 1 Order Now

Distributor reported inventory date: 2020-04-07

Distributor Name

DIGIKEY

Stock

11579

Min.Order

1

Region

WORLDWIDE Order Now

AVNET

Stock

15000

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

25000

Min.Order

0

Region

EUROPE Order Now

ARROW

Stock

5

Min.Order

1

Region

AMERICA Order Now

MOUSER

Stock

4800

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2020-04-07

STPS340U
Active
SMB Tape And Reel 150 EAR99 CHINA 0.074 / 1k Check Availability

Distributor availability ofSTPS340U

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 17558 1 Order Now
COMPEL EUROPE 81702 1 Order Now
RS COMPONENTS EUROPE 10870 5 Order Now
AVNET AMERICA 262 0 Order Now
FUTURE WORLDWIDE 15000 2500 Order Now
ARROW EUROPE 269002 0 Order Now
Newark Element14 AMERICA 544 0 Order Now
ARROW AMERICA 62500 2500 Order Now
Farnell Element14 EUROPE 32147 1 Order Now
ANGLIA Live EUROPE 5000 100 Order Now

Distributor reported inventory date: 2020-04-07

Distributor Name

DIGIKEY

Stock

17558

Min.Order

1

Region

WORLDWIDE Order Now

COMPEL

Stock

81702

Min.Order

1

Region

EUROPE Order Now

RS COMPONENTS

Stock

10870

Min.Order

5

Region

EUROPE Order Now

AVNET

Stock

262

Min.Order

0

Region

AMERICA Order Now

FUTURE

Stock

15000

Min.Order

2500

Region

WORLDWIDE Order Now

ARROW

Stock

269002

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

544

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

62500

Min.Order

2500

Region

AMERICA Order Now

Farnell Element14

Stock

32147

Min.Order

1

Region

EUROPE Order Now

ANGLIA Live

Stock

5000

Min.Order

100

Region

EUROPE Order Now

Distributor reported inventory date: 2020-04-07

STPS340S
Active
SMC Tape And Reel 150 EAR99 CHINA 0.094 / 1k Get sample Check Availability

Distributor availability ofSTPS340S

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 11784 1 Order Now
COMPEL EUROPE 5004 1 Order Now
RS COMPONENTS EUROPE 1830 5 Order Now
AVNET AMERICA 138375 0 Order Now
ARROW EUROPE 150000 0 Order Now
Newark Element14 AMERICA 1404 0 Order Now
ARROW AMERICA 342500 2500 Order Now
MOUSER WORLDWIDE 9226 1 Order Now
Farnell Element14 EUROPE 2584 1 Order Now
ANGLIA Live EUROPE 21100 10 Order Now

Distributor reported inventory date: 2020-04-07

Distributor Name

DIGIKEY

Stock

11784

Min.Order

1

Region

WORLDWIDE Order Now

COMPEL

Stock

5004

Min.Order

1

Region

EUROPE Order Now

RS COMPONENTS

Stock

1830

Min.Order

5

Region

EUROPE Order Now

AVNET

Stock

138375

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

150000

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

1404

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

342500

Min.Order

2500

Region

AMERICA Order Now

MOUSER

Stock

9226

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

2584

Min.Order

1

Region

EUROPE Order Now

ANGLIA Live

Stock

21100

Min.Order

10

Region

EUROPE Order Now

Distributor reported inventory date: 2020-04-07

STPS340AFN
Active
SMA Flat Tape And Reel - EAR99 - 0.064 / 1k Get sample Check Availability

Distributor availability ofSTPS340AFN

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 10000 1 Order Now
MOUSER WORLDWIDE 9960 1 Order Now

Distributor reported inventory date: 2020-04-07

Distributor Name

DIGIKEY

Stock

10000

Min.Order

1

Region

WORLDWIDE Order Now

MOUSER

Stock

9960

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2020-04-07

STPS340UF

Marketing Status

Active

Unit Price (US$)

0.124

Budgetary Price (US$)*/Qty

0.124 / 200.0

Distributor availability ofSTPS340UF

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 4502 1 Order Now
MOUSER WORLDWIDE 4767 1 Order Now
Farnell Element14 EUROPE 1613 1 Order Now

Distributor reported inventory date: 2020-04-07

Distributor Name

DIGIKEY

Stock

4502

Min.Order

1

Region

WORLDWIDE Order Now

MOUSER

Stock

4767

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

1613

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2020-04-07

Package

SMB Flat

Packing Type

Tape And Reel

Junction Temperature (°C) (max)

150

ECCN (US)

EAR99

Country of Origin

CHINA

STPS340B-TR

Marketing Status

Active

Unit Price (US$)

0.1541

Budgetary Price (US$)*/Qty

0.1541 / 1k

Distributor availability ofSTPS340B-TR

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 11579 1 Order Now
AVNET AMERICA 15000 0 Order Now
ARROW EUROPE 25000 0 Order Now
ARROW AMERICA 5 1 Order Now
MOUSER WORLDWIDE 4800 1 Order Now

Distributor reported inventory date: 2020-04-07

Distributor Name

DIGIKEY

Stock

11579

Min.Order

1

Region

WORLDWIDE Order Now

AVNET

Stock

15000

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

25000

Min.Order

0

Region

EUROPE Order Now

ARROW

Stock

5

Min.Order

1

Region

AMERICA Order Now

MOUSER

Stock

4800

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2020-04-07

Package

DPAK

Packing Type

Tape And Reel

Junction Temperature (°C) (max)

150

ECCN (US)

EAR99

Country of Origin

CHINA

STPS340U

Marketing Status

Active

Unit Price (US$)

0.074

Budgetary Price (US$)*/Qty

0.074 / 1k

Distributor availability ofSTPS340U

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 17558 1 Order Now
COMPEL EUROPE 81702 1 Order Now
RS COMPONENTS EUROPE 10870 5 Order Now
AVNET AMERICA 262 0 Order Now
FUTURE WORLDWIDE 15000 2500 Order Now
ARROW EUROPE 269002 0 Order Now
Newark Element14 AMERICA 544 0 Order Now
ARROW AMERICA 62500 2500 Order Now
Farnell Element14 EUROPE 32147 1 Order Now
ANGLIA Live EUROPE 5000 100 Order Now

Distributor reported inventory date: 2020-04-07

Distributor Name

DIGIKEY

Stock

17558

Min.Order

1

Region

WORLDWIDE Order Now

COMPEL

Stock

81702

Min.Order

1

Region

EUROPE Order Now

RS COMPONENTS

Stock

10870

Min.Order

5

Region

EUROPE Order Now

AVNET

Stock

262

Min.Order

0

Region

AMERICA Order Now

FUTURE

Stock

15000

Min.Order

2500

Region

WORLDWIDE Order Now

ARROW

Stock

269002

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

544

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

62500

Min.Order

2500

Region

AMERICA Order Now

Farnell Element14

Stock

32147

Min.Order

1

Region

EUROPE Order Now

ANGLIA Live

Stock

5000

Min.Order

100

Region

EUROPE Order Now

Distributor reported inventory date: 2020-04-07

Package

SMB

Packing Type

Tape And Reel

Junction Temperature (°C) (max)

150

ECCN (US)

EAR99

Country of Origin

CHINA

STPS340S

Marketing Status

Active

Unit Price (US$)

0.094

Budgetary Price (US$)*/Qty

0.094 / 1k

Distributor availability ofSTPS340S

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 11784 1 Order Now
COMPEL EUROPE 5004 1 Order Now
RS COMPONENTS EUROPE 1830 5 Order Now
AVNET AMERICA 138375 0 Order Now
ARROW EUROPE 150000 0 Order Now
Newark Element14 AMERICA 1404 0 Order Now
ARROW AMERICA 342500 2500 Order Now
MOUSER WORLDWIDE 9226 1 Order Now
Farnell Element14 EUROPE 2584 1 Order Now
ANGLIA Live EUROPE 21100 10 Order Now

Distributor reported inventory date: 2020-04-07

Distributor Name

DIGIKEY

Stock

11784

Min.Order

1

Region

WORLDWIDE Order Now

COMPEL

Stock

5004

Min.Order

1

Region

EUROPE Order Now

RS COMPONENTS

Stock

1830

Min.Order

5

Region

EUROPE Order Now

AVNET

Stock

138375

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

150000

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

1404

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

342500

Min.Order

2500

Region

AMERICA Order Now

MOUSER

Stock

9226

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

2584

Min.Order

1

Region

EUROPE Order Now

ANGLIA Live

Stock

21100

Min.Order

10

Region

EUROPE Order Now

Distributor reported inventory date: 2020-04-07

Package

SMC

Packing Type

Tape And Reel

Junction Temperature (°C) (max)

150

ECCN (US)

EAR99

Country of Origin

CHINA

STPS340AFN

Marketing Status

Active

Unit Price (US$)

0.064

Budgetary Price (US$)*/Qty

0.064 / 1k

Distributor availability ofSTPS340AFN

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 10000 1 Order Now
MOUSER WORLDWIDE 9960 1 Order Now

Distributor reported inventory date: 2020-04-07

Distributor Name

DIGIKEY

Stock

10000

Min.Order

1

Region

WORLDWIDE Order Now

MOUSER

Stock

9960

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2020-04-07

Package

SMA Flat

Packing Type

Tape And Reel

Junction Temperature (°C) (max)

-

ECCN (US)

EAR99

Country of Origin

-

(*) 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

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Technical Documentation

    • Description Version Size Action
      DS0792
      40 V, 3 A power Schottky rectifier
      13.0
      404.28 KB
      PDF
      DS0792

      40 V, 3 A power Schottky rectifier

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

      CONVERTER IMPROVEMENT USING SCHOTTKY RECTIFIER AVALANCHE SPECIFICATION

      AN604

      Calculation of conduction losses in a power rectifier

      AN4021

      Calculation of reverse losses in a power diode

      AN3432

      How to choose a bypass diode for silicon panel junction box

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      AN1453

      NEW FAMILY OF 150V POWER SCHOTTKY

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      Printed circuit board assembly recommendations for STMicroelectronics PowerFLAT packages

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      Schottky diode avalanche performance in automotive applications

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      AN869

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Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
STPS340AFN
Active
SMA Flat Industrial Ecopack2
STPS340B-TR
Active
DPAK Automotive Ecopack2 (**)
STPS340S
Active
SMC Industrial Ecopack2
STPS340U
Active
SMB Industrial Ecopack2
STPS340UF
Active
SMB Flat Industrial Ecopack2

STPS340AFN

Package:

SMA Flat

Material Declaration**:

PDF XML

Marketing Status

Active

Package

SMA Flat

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STPS340B-TR

Package:

DPAK

Material Declaration**:

PDF XML

Marketing Status

Active

Package

DPAK

Grade

Automotive

RoHS Compliance Grade

Ecopack2 (**)

STPS340S

Package:

SMC

Material Declaration**:

PDF XML

Marketing Status

Active

Package

SMC

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STPS340U

Package:

SMB

Material Declaration**:

PDF XML

Marketing Status

Active

Package

SMB

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STPS340UF

Package:

SMB Flat

Material Declaration**:

PDF XML

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.

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