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L4940P5

STMicroelectronics

L4940P5 by STMicroelectronics

L4940P5 by STMicroelectronics is a fixed positive LDO regulator with a nominal output voltage of 5V and a max output current of 1.5A. It operates in temperatures from -40 °C to 150 °C, featuring a max dropout voltage of 0.9V. Ideal for powering sensitive electronics, it ensures stable performance with low line and load regulation.

Median Price

-

Lifecycle Status

Suppliers In-Stock

3

In-Stock Inventory

1k+

Distributors (In-Stock)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Vyrian

USA . 3,565 parts In-Stock

1+ parts

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3,565

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Anansix

USA . 2,897 parts In-Stock

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2,897

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Digiode

USA . 805 parts In-Stock

1+ parts

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805

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Distributors (Availability)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

IDEA Electronic Components Group

UK . 517 parts In-Stock

1+ parts

$4.071

100+ parts

-

1k+ parts

$3.664

10k+ parts

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517

$4.071

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$3.664

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MKK Technologies

India . 812 parts In-Stock

1+ parts

$7.655

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812

$7.655

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DigiPath Technology Company

USA . 812 parts In-Stock

1+ parts

$7.655

100+ parts

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812

$7.655

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Corphita

USA . 4,949 parts In-Stock

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4,949

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Parana Technologies

USA . 1,863 parts In-Stock

1+ parts

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$4.868

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1,863

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$4.868

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Overview

Elevate your projects with the L4940P5 from STMicroelectronics, a leader in innovative semiconductor solutions. This reliable fixed linear regulator delivers consistent performance across various applications, ensuring energy efficiency and stability. With its robust design and wide operating temperature range, it’s perfect for demanding environments. Count on STMicroelectronics for quality you can trust, bringing unmatched value and peace of mind to your designs.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The use of durable plastic/epoxy ensures that the regulator is lightweight and resistant to environmental factors, making it suitable for various applications.

Maximum Dropout Voltage: 0.9 V

A low maximum dropout voltage enhances efficiency and allows for better performance in low-voltage applications.

Operating Temperature (TJ-Max): 150 °C

A high maximum operating temperature indicates the regulator can function effectively in harsh environments, improving reliability.

Technology: BIPOLAR

Bipolar technology generally provides better performance in terms of noise and stability compared to other types, ensuring consistent output.

Package Shape: RECTANGULAR

The rectangular package shape allows for efficient space utilization on printed circuit boards (PCBs), making it suitable for compact designs.

Terminal Form: THROUGH-HOLE

Through-hole terminals provide robust connections and easier handling during assembly, making it user-friendly in various applications.

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

The wide operating temperature range allows for versatility in different environmental conditions, making this regulator ideal for outdoor and automotive applications.

Minimum Output Voltage: 4.8 V

Allows for stable performance while still meeting the requirements of most modern electronic devices, ensuring reliable operation.

Maximum Voltage Tolerance: 4 %

A maximum voltage tolerance of 4% ensures that the regulator can offer a stable output under varying conditions, enhancing overall reliability.

Nominal Output Voltage: 5 V

The standard 5V output is often required for many digital circuits, ensuring compatibility with a wide range of applications.

No. of Terminals: 3

The 3-terminal design provides a simple implementation while maintaining functionality, making it easier to integrate into various designs.

Package Style (Meter): FLANGE MOUNT

Flange mount style allows for secure attachment, enhancing stability in application environments and making the installation process easier.

Adjustability: FIXED

A fixed adjustment eliminates the need for additional external components, simplifying the design and reducing overall costs.

Terminal Pitch: 2.54 mm

The 2.54 mm terminal pitch is standard in the industry, making it compatible with a variety of PCB designs and assembly processes.

Maximum Line Regulation: 0.01 %

Exceptional line regulation allows for minimal output voltage variation even with input voltage fluctuations, ensuring stable performance.

Regulator Type: FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

This type is ideal for powering devices that require a steady voltage without fluctuations, making it highly reliable for critical applications.

Terminal Position: SINGLE

A single terminal position simplifies PCB layout and connectivity, making design processes more straightforward.

Maximum Output Voltage: 5.2 V

A maximum output voltage that exceeds the nominal value offers headroom for ensuring stable performance under load variations.

Maximum Load Regulation: 0.025 %

Excellent load regulation means the output voltage remains stable even as the load current varies, ensuring consistent device performance.

Minimum Input Voltage: 6 V

The minimum input voltage requirement is manageable for most power supply designs, allowing for easy integration into existing systems.

Maximum Output Current: 1.5 A

A high output current capability supports a wide range of applications, allowing the regulator to power various electronic devices efficiently.

Maximum Time At Peak Reflow Temperature: 40 s

Support for a higher reflow time ensures compatibility with modern soldering processes, easing production and assembly efforts.

Peak Reflow Temperature: 245 °C

The high peak reflow temperature compatibility allows for versatile usage in diverse soldering environments, enhancing manufacturability.

Nominal Dropout Voltage: 0.5 V

A low nominal dropout voltage improves efficiency and performance, especially when input voltages are close to the output voltage.

Maximum Input Voltage: 17 V

The high maximum input voltage allows for flexible power supply options, accommodating a range of power sources without compromising performance.

Maximum Input Voltage Absolute: 30 V

An absolute maximum input voltage of 30V provides a safety margin, making the device robust against voltage spikes and ensuring longevity.

Technical Specifications

Fixed Regulators - Positive Single Output LDO L4940P5 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:

6 V

JESD-30 Code:

R-PSFM-T3

Maximum Line Regulation:

.01 %

Maximum Load Regulation:

.025 %

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:

5.2 V

Minimum Output Voltage-1:

4.8 V

Nominal Output Voltage-1:

5 V

Package Body Material:

PLASTIC/EPOXY

Package Code:

Package Equivalence Code:

SIP3,.1ISO-TB

Package Shape:

RECTANGULAR

Package Style (Meter):

FLANGE MOUNT

Peak Reflow Temperature (C):

245

Qualification Status:

Not Qualified

Sub-Category:

Other Regulators

Surface Mount:

NO

Technology:

BIPOLAR

Terminal Form:

Terminal Pitch:

2.54 mm

Terminal Position:

SINGLE

Maximum Time At Peak Reflow Temperature (s):

40

Maximum Voltage Tolerance:

4 %

Trade Compliance

L4940P5 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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