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L4940V12

STMicroelectronics

L4940V12 by STMicroelectronics

L4940V12 by STMicroelectronics is a fixed positive LDO regulator with a nominal output of 12 V and max current of 1.5 A. It operates b/w -40 °C to 150°C, featuring a dropout voltage of just 0.5 V. Ideal for stable power supply in various electronic applications.

Median Price

$1.540

Lifecycle Status

Suppliers In-Stock

18

In-Stock Inventory

1k+

Distributors (In-Stock)

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Component Electronics Inc.

Canada . 13 parts In-Stock

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$1.540

100+ parts

$1.150

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$1.000

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13

$1.540

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ComSIT Distribution GmbH

Germany . 17,987 parts In-Stock

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Vyrian

USA . 4,833 parts In-Stock

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Q Components

USA . 2,297 parts In-Stock

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Tectiva GmbH

Germany . 2,121 parts In-Stock

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LIBRA Elektronik GmbH

Germany . 1,544 parts In-Stock

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Anansix

USA . 1,373 parts In-Stock

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Halfin

Belgium . 412 parts In-Stock

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MISTER SPROCKETS

USA . 281 parts In-Stock

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281

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Digiode

USA . 165 parts In-Stock

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LittleDiode

UK . 144 parts In-Stock

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144

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GES GmbH

Germany . 55 parts In-Stock

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55

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Manoshevitz Elec. Sales

Israel . 47 parts In-Stock

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47

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Huijzer Components

Netherlands . 30 parts In-Stock

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30

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Digital Electronic Gebert Verwaltungs UG

Germany . 23 parts In-Stock

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23

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Corel Iberica Componentes, S.L.

Spain . 14 parts In-Stock

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Fibra_Brandt Electronic GMBH

Germany . 12 parts In-Stock

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12

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ECAB

Sweden . 8 parts In-Stock

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Distributors (Availability)

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Microchip USA

USA . 475 parts In-Stock

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$3.375

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475

$3.375

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IDEA Electronic Components Group

UK . 408 parts In-Stock

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$4.830

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$4.347

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408

$4.830

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$4.347

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MKK Technologies

India . 727 parts In-Stock

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$9.082

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727

$9.082

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DigiPath Technology Company

USA . 727 parts In-Stock

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$9.082

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727

$9.082

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AZTECH Wire

Italy . 999 parts In-Stock

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$14.870

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999

$14.870

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Vigor

Singapore . 10,000 parts In-Stock

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A-Z Elektronik GmbH

Germany . 5,757 parts In-Stock

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Kepictronics

USA . 4,993 parts In-Stock

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Alle Elektronik GmbH

Germany . 3,838 parts In-Stock

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Perfect Parts

USA . 2,801 parts In-Stock

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Corphita

USA . 1,704 parts In-Stock

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Cyclops Electronics Ltd (Excess)

UK . 1,250 parts In-Stock

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Assy Fe

Spain . 1,069 parts In-Stock

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Parana Technologies

USA . 925 parts In-Stock

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$5.775

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$5.775

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Eliminating Global Boundries, Inc

USA . 50 parts In-Stock

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50

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Overview

Experience the reliability and performance of the L4940V12 from STMicroelectronics, a leader in innovative semiconductor solutions. This robust LDO regulator delivers stable 12V output with exceptional line and load regulation, ensuring your devices operate smoothly under various conditions. Perfect for automotive, industrial, and consumer applications, it combines excellent thermal performance with easy integration, offering unmatched value and peace of mind for your projects.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The use of plastic/epoxy as a package body material ensures durability and resistance to environmental factors, making it suitable for a variety of applications.

Maximum Dropout Voltage: 0.9 V

A maximum dropout voltage of 0.9 V allows the regulator to maintain output voltage effectively until input voltage is just slightly above the output, enhancing efficiency in power-sensitive applications.

Operating Temperature (TJ-Max): 150 °C

With a maximum operating temperature of 150 °C, this regulator can operate reliably in high-temperature environments, making it ideal for automotive and industrial applications.

Technology: BIPOLAR

Bipolar technology provides excellent linearity and low noise characteristics, ensuring stable output voltage under varying load conditions.

Package Shape: RECTANGULAR

The rectangular package shape is efficient for space-constrained designs, allowing for easy integration into compact circuit layouts.

Terminal Form: THROUGH-HOLE

Through-hole terminal form offers strong mechanical stability and is ideal for applications requiring robust physical connections.

Operating Temperature (TJ-Min): -40 °C

Operating effectively in temperatures as low as -40 °C ensures reliability in extreme conditions, making it suitable for outdoor or harsh environments.

Minimum Output Voltage: 11.5 V

With a minimum output voltage of 11.5 V, the regulator can provide stable voltages for devices that require tight voltage tolerances.

Maximum Voltage Tolerance: 4.17 %

A voltage tolerance of 4.17 % ensures that the output voltage remains within acceptable levels, making the product dependable in various applications.

Nominal Output Voltage: 12 V

A nominal output voltage of 12 V is commonly used in many electronic applications, ensuring compatibility with a wide range of devices.

No. of Terminals: 3

With three terminals, this regulator simplifies circuit design and integration while maintaining functionality.

Package Style (Meter): FLANGE MOUNT

The flange mount package style provides enhanced mounting stability, ensuring solid connections and reliable performance.

Adjustability: FIXED

A fixed output voltage eliminates the need for external components to set the voltage, simplifying design and reducing overall size.

Terminal Pitch: 2.54 mm

A standard terminal pitch of 2.54 mm allows for easy integration with existing PCB designs, enhancing accessibility in assembly.

Maximum Line Regulation: 0.007 %

Exceptional line regulation at 0.007 % enables the regulator to maintain output voltage stability despite variations in input voltage.

Regulator Type: FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

Being a fixed positive single output LDO regulator, it ensures simple and effective voltage regulation for a variety of electronic circuits.

Terminal Finish: MATTE TIN

A matte tin terminal finish provides good solderability and resistance to oxidation, ensuring reliable connections in production.

Terminal Position: SINGLE

The single terminal position allows for straightforward layout designs, making it easier to incorporate into different applications.

Maximum Output Voltage: 12.5 V

A maximum output voltage of 12.5 V offers flexibility for applications requiring slightly higher voltage levels while maintaining performance.

Maximum Load Regulation: 0.035 %

A maximum load regulation of 0.035 % provides minimal output voltage variation with variations in output current, ensuring stable performance.

Minimum Input Voltage: 11 V

A minimum input voltage of 11 V ensures compatibility with standard power supplies, making it easy to implement in various designs.

Maximum Output Current: 1.5 A

The ability to support up to 1.5 A output current makes this regulator suitable for powering a wide range of devices, from sensors to larger circuits.

Nominal Dropout Voltage: 0.5 V

A nominal dropout voltage of 0.5 V enhances efficiency, allowing for improved performance in low-voltage applications.

Maximum Input Voltage: 17 V

The tolerance for a maximum input voltage of 17 V adds versatility, accommodating various input power scenarios in different applications.

Maximum Input Voltage Absolute: 30 V

With an absolute maximum input voltage of 30 V, this regulator can withstand significant voltage spikes, providing further reliability in its operation.

Technical Specifications

Fixed Regulators - Positive Single Output LDO L4940V12 attributes and parameters. Explore more Fixed Regulators - Positive Single Output LDO devices from STMicroelectronics

Specs

Adjustability:

FIXED

Maximum Dropout Voltage-1:

.9 V

Nominal Dropout Voltage-1:

.5 V

Maximum Input Voltage Absolute:

Maximum Input Voltage:

17 V

Minimum Input Voltage:

11 V

JESD-30 Code:

R-PSFM-T3

JESD-609 Code:

e3

Maximum Line Regulation:

.007 %

Maximum Load Regulation:

.035 %

No. of Functions:

1

No. of Outputs:

1

No. of Terminals:

3

Operating Temperature (TJ-Max):

150 Cel

Operating Temperature (TJ-Min):

-40 Cel

Maximum Output Current-1:

1.5 A

Maximum Output Voltage-1:

12.5 V

Minimum Output Voltage-1:

11.5 V

Nominal Output Voltage-1:

12 V

Package Body Material:

PLASTIC/EPOXY

Package Code:

Package Equivalence Code:

SIP3,.1TB

Package Shape:

RECTANGULAR

Package Style (Meter):

FLANGE MOUNT

Qualification Status:

Not Qualified

Sub-Category:

Other Regulators

Surface Mount:

NO

Technology:

BIPOLAR

Terminal Finish:

MATTE TIN

Terminal Form:

Terminal Pitch:

2.54 mm

Terminal Position:

SINGLE

Maximum Voltage Tolerance:

Trade Compliance

L4940V12 Regulators trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

HTS

8542.39.00.01

SB

8542.39.00.00

Manufacturer Highlights

STMicroelectronics

STMicroelectronics is a global leader in the semiconductor manufacturing industry, with over 35 years of experience providing innovative and advanced technologies for customers around the world. Headquartered in Netherlands, STMicroelectronics has more than 51,323 employees worldwide and operates across 32 countries all over Europe, Asia-Pacific and the Americas. The company’s portfolio includes integrated circuits, discrete components, application-specific standard products, and computer chipsets. STMicroelectronics serves a wide range of industries such as automotive, consumer markets, healthcare and industrial applications.

Management team

President, CEO

Jean-Marc Chery

President, CFO, Finance, Purchasing,Enterprise Risk Management & Resilience

Lorenzo Grandi

President, Sales & Marketing

Jerome Roux

Manufacturer fab locations 33

Fab name Location Fab Initiation Wafer Capacity

Castelletto

Fabrication

Fab Initiation

1968

Italy

Castelletto

Wafer Capacity

1968

SGFAB AMK 6

Fabrication

Fab Initiation

2000

Singapore

Singapore

Wafer Capacity

29,000

2000

29,000

AG200

Fabrication

Fab Initiation

2000

Italy

Agrate Brianza

Wafer Capacity

14,000

2000

14,000

RST 8

Fabrication

Fab Initiation

2000

France

Rousset

Wafer Capacity

35,000

2000

35,000

Crolles 1

Fabrication

Fab Initiation

1993

France

Crolles

Wafer Capacity

30,000

1993

30,000

Crolles 2-ext. mod 5

Fabrication

Fab Initiation

-

France

Crolles

Wafer Capacity

-

Crolles 2-ext. mod 2

Fabrication

Fab Initiation

2022

France

Crolles

Wafer Capacity

2022

Crolles 2-ext. mod 3

Fabrication

Fab Initiation

2023

France

Crolles

Wafer Capacity

2023

Crolles 2

Fabrication

Fab Initiation

2004

France

Crolles

Wafer Capacity

28,000

2004

28,000

AG200

Fabrication

Fab Initiation

1985

Italy

Agrate Brianza

Wafer Capacity

14,000

1985

14,000

SiC Fab

Fabrication

Fab Initiation

2006

Sweden

Norrköping

Wafer Capacity

10,000

2006

10,000

Fab 3

Fabrication

Fab Initiation

2005

France

Tours

Wafer Capacity

2,000

2005

2,000

Fab 1 & Fab 2

Fabrication

Fab Initiation

1978

France

Tours

Wafer Capacity

55,000

1978

55,000

Fab 2

Fabrication

Fab Initiation

1997

Italy

Catania

Wafer Capacity

30,000

1997

30,000

SGFAB-AMK 6E

Fabrication

Fab Initiation

2003

Singapore

Singapore

Wafer Capacity

145,000

2003

145,000

SGFAB-AMJ 9

Fabrication

Fab Initiation

1984

Singapore

Singapore

Wafer Capacity

152,000

1984

152,000

AG300 (R3)

Fabrication

Fab Initiation

2022

Italy

Agrate Brianza

Wafer Capacity

2022

Fab 2

Fabrication

Fab Initiation

1980

Italy

Catania

Wafer Capacity

25,000

1980

25,000

AG200

Fabrication

Fab Initiation

1987

Italy

Agrate Brianza

Wafer Capacity

34,000

1987

34,000

AG300

Fabrication

Fab Initiation

2024

Italy

Agrate Brianza

Wafer Capacity

2024

Crolles 2-ext. mod 1

Fabrication

Fab Initiation

2020

France

Crolles

Wafer Capacity

2,000

2020

2,000

Fab 1 6-inch fab

Fabrication

Fab Initiation

2013

Italy

Catania

Wafer Capacity

11,000

2013

11,000

SiC 6-inch line

Fabrication

Fab Initiation

2021

Singapore

Singapore

Wafer Capacity

2021

Fab 1 6-inch fab

Fabrication

Fab Initiation

2020

Italy

Catania

Wafer Capacity

2,500

2020

2,500

200mm GaN

Fabrication

Fab Initiation

2021

France

Tours

Wafer Capacity

2,500

2021

2,500

Fab 2

Fabrication

Fab Initiation

2018

Italy

Catania

Wafer Capacity

14,000

2018

14,000

SGFAB-AMK 8

Fabrication

Fab Initiation

2001

Singapore

Singapore

Wafer Capacity

30,000

2001

30,000

Crolles 2- JV Fab

Fabrication

Fab Initiation

2024

France

Crolles

Wafer Capacity

2024

SGFAB-AMK 6

Fabrication

Fab Initiation

2016

Singapore

Singapore

Wafer Capacity

38,125

2016

38,125

SGFAB-AMK 2E

Fabrication

Fab Initiation

2010

Singapore

Singapore

Wafer Capacity

20,000

2010

20,000

Silicon Carbide A.B.

Fabrication

Fab Initiation

2021

Sweden

Norrköping

Wafer Capacity

2021

SiC wafer/EPI Fab

Fabrication

Fab Initiation

2023

Italy

Catania

Wafer Capacity

2023

SiC Device Fab

Fabrication

Fab Initiation

2025

Italy

Catania

Wafer Capacity

2025

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