STPS340

Active
Design Win

40 V, 3 A SMD Power Schottky rectifier

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Product overview

Description

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.

  • All 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

eDesignSuite

eDesignSuite is a comprehensive set of easy-to-use design-aid utilities ready to help you streamline the system development process with a wide range of ST products.

Power Management Design Center

Thermal-electrical Simulators for Components

Signal Conditioning Design Tool

NFC/RFID Calculators

Choose design tool:

Power Supply Design Tool

SMPS design, by topology, by type and by product
PFC design with analog and digitial control
Supports various PCB configurations
Choose type:
DC/DC
AC/DC
Solar Battery Charger
TestTypeName
AC/DC PFC

LED Lighting Design Tool

Handles AC-DC and DC-DC design in common topologies
Displays interactive and annotated schematic
Provides current/voltage graphs, Bode plots, efficiency curves and power-loss data
Choose type:
DC/DC
AC/DC

Digital Power Workbench

Provides a step-by-step optimized design of power section and control loop
Generates the STM32Cube embedded software package for custom applications and allows firmware project generation, compatible with multiple STM32 IDEs

Power Tree Designer

Specify input/output power for each node in the tree
Check for consistency
Design each individual node
Choose design tool:

AC Switches Simulator

Select ratings and application waveforms
Get junction temperature and blocking voltage graphs
Search and sort suitable devices

Rectifier Diodes Simulator

Select ratings and application waveforms
Estimate power losses
Search and sort suitable devices

STPOWER Studio

Supports long mission profiles
Provides power loss and temperature graphs
Helps define heatsink thermal properties

Twister Sim

Help select the right ViPOWER Automotive power device
Supports load-compatibility, wiring harness optimization, fault condition impact and diagnostic analysis
Supports various PCB configurations

TVS Simulator

Specify system ratings and surge waveform
Search and sort suitable devices

Estimate

Build simple schematics and firmware inputs in minutes
Quickly generate reliable estimates of:
Battery life
System power consumption
Bill of materials costs
Choose design tool:

Active Filters

Handles multi-stage-designs and common topologies
Returns circuit component values
Provides gain, phase and group delay graphs
Low Pass, High Pass and Band Pass

Comparators

Handles most common configurations
Returns circuit components values
Provides I/O signal waveforms
Inverting, Non Inverting, Window

Low side Current Sensing

Returns circuit component values
Provides current error graphs

High side Current Sensing

Provides current error graphs.
Help to select the right High side current sensing and shunt devices.
Choose design tool:

NFC Inductance

Input geometry and substrate properties
Get antenna impedance

UHF Link Budget

Enter forward and reverse link characteristics
The tool returns link budget estimate

NFC Tuning Circuit

Enter antenna parameter and matching target
Select the topology of the matching network
The tool returns component values for the desired design targets

EDA Symbols, Footprints and 3D Models

STMicroelectronics - STPS340

Speed up your design by downloading all the EDA symbols, footprints and 3D models for your application. You have access to a large number of CAD formats to fit with your design toolchain.

Please select one model supplier :

Symbols

Symbols

Footprints

Footprints

3D model

3D models

Quality and Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
STPS340S
Active
SMC Industrial Ecopack2
STPS340U
Active
SMB Industrial Ecopack2
STPS340UF
Active
SMB Flat Industrial 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.

Sample & Buy

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Part Number
Marketing Status
Budgetary Price (US$)*/Qty
Order from ST
Order from distributors
Package
Packing Type
RoHS
Country of Origin
ECCN (US)
ECCN (EU)
Temperature (°C)
Operating Temperature (°C) (min)
Junction Temperature (°C) (max)
min
max
STPS340UF
Available at distributors

Distributor availability of STPS340UF

Distributor Name
Region Stock Min. Order Third party link

Distributor reported inventory date:

No availability of distributors reported, please contact our sales office
SMB Flat Tape and Reel CHINA EAR99 NEC - 150

-

150

STPS340U
Available at distributors

Distributor availability of STPS340U

Distributor Name
Region Stock Min. Order Third party link

Distributor reported inventory date:

No availability of distributors reported, please contact our sales office
SMB Tape and Reel CHINA EAR99 NEC - 150

-

150

STPS340S
Available at distributors

Distributor availability of STPS340S

Distributor Name
Region Stock Min. Order Third party link

Distributor reported inventory date:

No availability of distributors reported, please contact our sales office
SMC Tape and Reel CHINA EAR99 NEC - 150

-

150

STPS340UF Active

Budgetary Price (US$)*/Qty:
-
Package:
SMB Flat
Packing Type:
Tape and Reel
RoHS:
-
Country of Origin:
CHINA
ECCN (US):
EAR99
ECCN (EU):
NEC

Part Number:

STPS340UF

Operating Temperature (°C)

Min:

-

Max:

150

Junction Temperature (°C) (max):

150

Distributor Name

Distributor reported inventory date:

STPS340U Active

Budgetary Price (US$)*/Qty:
-
Package:
SMB
Packing Type:
Tape and Reel
RoHS:
-
Country of Origin:
CHINA
ECCN (US):
EAR99
ECCN (EU):
NEC

Part Number:

STPS340U

Operating Temperature (°C)

Min:

-

Max:

150

Junction Temperature (°C) (max):

150

Distributor Name

Distributor reported inventory date:

STPS340S Active

Budgetary Price (US$)*/Qty:
-
Package:
SMC
Packing Type:
Tape and Reel
RoHS:
-
Country of Origin:
CHINA
ECCN (US):
EAR99
ECCN (EU):
NEC

Part Number:

STPS340S

Operating Temperature (°C)

Min:

-

Max:

150

Junction Temperature (°C) (max):

150

Distributor Name

Distributor reported inventory date:

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