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L4940D2T85-TR

STMicroelectronics

L4940D2T85-TR by STMicroelectronics

L4940D2T85-TR by STMicroelectronics is a fixed positive LDO regulator with a nominal output voltage of 8.5 V and a max output current of 1.5 A. It operates efficiently in temperatures from -40 °C to 150 °C, featuring a low dropout voltage of just 0.5 V. Ideal for compact applications, it comes in a small outline package with gull-wing terminals for easy surface mounting.

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 . 5,436 parts In-Stock

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5,436

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Digiode

USA . 1,832 parts In-Stock

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1,832

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Anansix

USA . 1,689 parts In-Stock

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1,689

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Distributors (Availability)

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

Microchip USA

USA . 427 parts In-Stock

1+ parts

$2.079

100+ parts

-

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-

10k+ parts

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427

$2.079

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IDEA Electronic Components Group

UK . 1,617 parts In-Stock

1+ parts

$4.325

100+ parts

-

1k+ parts

$3.892

10k+ parts

-

1,617

$4.325

-

$3.892

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MKK Technologies

India . 1,150 parts In-Stock

1+ parts

$8.133

100+ parts

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1,150

$8.133

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DigiPath Technology Company

USA . 1,150 parts In-Stock

1+ parts

$8.133

100+ parts

-

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10k+ parts

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1,150

$8.133

-

-

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AZTECH Wire

Italy . 829 parts In-Stock

1+ parts

$9.140

100+ parts

-

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829

$9.140

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Kepictronics

USA . 13,000 parts In-Stock

1+ parts

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13,000

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Alle Elektronik GmbH

Germany . 3,769 parts In-Stock

1+ parts

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3,769

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Corphita

USA . 2,399 parts In-Stock

1+ parts

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2,399

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Parana Technologies

USA . 2,161 parts In-Stock

1+ parts

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100+ parts

$5.171

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2,161

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$5.171

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Vigor

Singapore . 1,351 parts In-Stock

1+ parts

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1,351

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A-Z Elektronik GmbH

Germany . 200 parts In-Stock

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200

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Overview

Elevate your designs with the L4940D2T85-TR from STMicroelectronics, a trusted leader in semiconductor innovation. This high-performance fixed regulator combines reliability and efficiency, ensuring your applications run smoothly under extreme conditions. With its compact size and robust construction, it delivers consistent power for automotive, industrial, and consumer electronics. Experience enhanced stability and precision, empowering your projects to reach new heights with unmatched value.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The plastic/epoxy material provides durability and protection against environmental factors, ensuring reliable performance.

Maximum Dropout Voltage: 0.9 V

A low dropout voltage allows for efficient operation with minimal voltage loss, making it suitable for battery-operated devices.

Surface Mount: YES

Surface mount design facilitates automated assembly and saves space on PCBs, making it a cost-effective option for mass production.

Operating Temperature (TJ-Max): 150 °C

High maximum operating temperature ensures reliable performance in demanding environments, enhancing product longevity.

Technology: BIPOLAR

Bipolar technology typically results in better performance and lower noise, making this regulator suitable for sensitive applications.

Package Shape: RECTANGULAR

The rectangular package shape optimizes space usage on the PCB while providing efficient heat dissipation.

Terminal Form: GULL WING

Gull wing terminals ensure robust electrical connections and ease of soldering, enhancing overall reliability.

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

Wide operating temperature range makes it suitable for various applications, including extreme environments.

Packing Method: TR

Tape and reel packaging streamlines transportation and automated handling, aiding in fast production and assembly.

Minimum Output Voltage: 8.15 V

This output specification is essential for applications requiring precise voltage regulation in a high-performance environment.

Maximum Voltage Tolerance: 4.1 %

A low voltage tolerance ensures the output is consistently close to the nominal value, enhancing device stability.

Nominal Output Voltage: 8.5 V

The nominal voltage is fitting for a variety of electronic applications, ensuring compatibility with common components.

No. of Terminals: 2

Fewer terminals simplify the design and connections, making it easier to integrate into circuits.

Package Style (Meter): SMALL OUTLINE

Small outline packaging minimizes space requirements on the circuit board, benefiting compact designs.

Adjustability: FIXED

Fixed output voltage simplifies design choices and reduces the complexity of the overall circuitry.

Terminal Pitch: 2.54 mm

Standard terminal pitch allows for compatibility with common PCB layouts and manufacturing processes.

Maximum Line Regulation: 0.009 %

Excellent line regulation ensures minimal variation in output voltage despite changes in input voltage, enhancing performance.

Regulator Type: FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

Ideal for applications requiring stable and reliable power, particularly when a fixed output is needed.

Terminal Finish: MATTE TIN

Matte tin provides superior solderability and corrosion resistance, ensuring a long-lasting connection.

Terminal Position: SINGLE

Single terminal position simplifies design and integrates seamlessly into circuits.

Maximum Output Voltage: 8.85 V

A high output voltage capability allows for versatile applications, ensuring it can meet various circuit requirements.

Maximum Seated Height: 4.83 mm

Compact height enables use in low-profile applications, making it suitable for slim devices.

Width: 9.15 mm

A moderate width allows for easy integration into various PCB designs without compromising space.

Maximum Load Regulation: 0.03 %

Outstanding load regulation ensures that the output voltage remains stable under different load conditions, enhancing reliability.

Minimum Input Voltage: 9.5 V

The minimum input voltage requirement ensures stable operation, allowing for adequate regulation in application scenarios.

Maximum Output Current: 1.5 A

A robust output current rating supports a range of devices, making it suitable for various applications.

Maximum Time At Peak Reflow Temperature: 30 s

This specification ensures compatibility with surface mount technology processing, preventing thermal damage during soldering.

Peak Reflow Temperature: 245 °C

High peak reflow temperature withstands modern soldering techniques while ensuring component reliability.

Nominal Dropout Voltage: 0.5 V

A low nominal dropout voltage improves efficiency, especially in battery-operated devices, extending their life.

Length: 10.2 mm

The length of the component balances space utilization with performance requirements, fitting various PCB designs.

Maximum Input Voltage: 17 V

A high maximum input voltage allows for flexibility in design choice, accommodating a wider range of voltage sources.

Maximum Input Voltage Absolute: 30 V

The high absolute maximum input voltage rating ensures device protection against voltage spikes, enhancing reliability.

Technical Specifications

Fixed Regulators - Positive Single Output LDO L4940D2T85-TR 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:

9.5 V

JESD-30 Code:

R-PSSO-G2

JESD-609 Code:

e3

Length:

10.2 mm

Maximum Line Regulation:

.009 %

Maximum Load Regulation:

.03 %

Moisture Sensitivity Level (MSL):

1

No. of Functions:

1

No. of Outputs:

1

No. of Terminals:

2

Operating Temperature (TJ-Max):

150 Cel

Operating Temperature (TJ-Min):

-40 Cel

Maximum Output Current-1:

1.5 A

Maximum Output Voltage-1:

8.85 V

Minimum Output Voltage-1:

8.15 V

Nominal Output Voltage-1:

8.5 V

Package Body Material:

PLASTIC/EPOXY

Package Code:

Package Equivalence Code:

SMSIP3H,.55TB

Package Shape:

RECTANGULAR

Package Style (Meter):

SMALL OUTLINE

Packing Method:

TR

Peak Reflow Temperature (C):

245

Qualification Status:

Not Qualified

Maximum Seated Height:

4.83 mm

Sub-Category:

Other Regulators

Surface Mount:

YES

Technology:

BIPOLAR

Terminal Finish:

MATTE TIN

Terminal Form:

Terminal Pitch:

2.54 mm

Terminal Position:

SINGLE

Maximum Time At Peak Reflow Temperature (s):

30

Maximum Voltage Tolerance:

Width:

9.15 mm

Trade Compliance

L4940D2T85-TR 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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