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LD2981ABU50TR

STMicroelectronics

LD2981ABU50TR by STMicroelectronics

STMicroelectronics LD2981ABU50TR is a fixed positive single output LDO regulator with 5V nominal output voltage and 0.1A max output current. It has a small outline, low profile package style suitable for surface mount applications. Operating temperature range from -40°C to 125°C makes it ideal for various electronic devices.

Median Price

$0.431

Lifecycle Status

Suppliers In-Stock

29

In-Stock Inventory

1k+

Distributors (Authorized)

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

DigiKey

USA . 24,214 parts In-Stock

1+ parts

$0.880

100+ parts

$0.498

1k+ parts

$0.430

10k+ parts

$0.421

24,214

$0.880

$0.498

$0.430

$0.421

Mouser Electronics

USA . 8,333 parts In-Stock

1+ parts

$0.880

100+ parts

$0.499

1k+ parts

$0.374

10k+ parts

$0.284

8,333

$0.880

$0.499

$0.374

$0.284

Newark

USA . 720 parts In-Stock

1+ parts

$0.928

100+ parts

$0.529

1k+ parts

$0.446

10k+ parts

-

720

$0.928

$0.529

$0.446

-

Arrow

USA . 405,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.332

405,000

-

-

-

$0.332

Verical

USA . 382,500 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.227

382,500

-

-

-

$0.227

Avnet

USA . 117,500 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

117,500

-

-

-

-

EBV Elektronik

Germany . 10,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

10,000

-

-

-

-

Chip1Stop

Japan . 5,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.345

5,000

-

-

-

$0.345

Farnell

UK . 4,909 parts In-Stock

1+ parts

-

100+ parts

$0.431

1k+ parts

$0.360

10k+ parts

-

4,909

-

$0.431

$0.360

-

Element14

Singapore . 4,909 parts In-Stock

1+ parts

-

100+ parts

$0.689

1k+ parts

$0.616

10k+ parts

-

4,909

-

$0.689

$0.616

-

RS (Exports)

UK . 425 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.390

425

-

-

-

$0.390

Distributors (In-Stock)

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

Nova Conductors

Japan . 200 parts In-Stock

1+ parts

$0.464

100+ parts

-

1k+ parts

-

10k+ parts

-

200

$0.464

-

-

-

Digiode

USA . 3,253 parts In-Stock

1+ parts

$0.646

100+ parts

-

1k+ parts

-

10k+ parts

-

3,253

$0.646

-

-

-

TME

Poland . 1,832 parts In-Stock

1+ parts

$0.840

100+ parts

$0.470

1k+ parts

$0.327

10k+ parts

$0.245

1,832

$0.840

$0.470

$0.327

$0.245

Maritex

Poland . 1,314 parts In-Stock

1+ parts

$1.167

100+ parts

$0.285

1k+ parts

$0.197

10k+ parts

$0.180

1,314

$1.167

$0.285

$0.197

$0.180

Chip Stock

USA . 20,870 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

20,870

-

-

-

-

Cyclops Electronics Ltd

UK . 20,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

20,000

-

-

-

-

IBS Electronics

USA . 20,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.161

20,000

-

-

-

$0.161

Vyrian

USA . 17,773 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

17,773

-

-

-

-

ComSIT USA

USA . 7,500 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

7,500

-

-

-

-

Partservice

France . 2,500 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$0.270

10k+ parts

$0.270

2,500

-

-

$0.270

$0.270

Micros sp.j. W. Kędra i J. Lic

Poland . 2,500 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$0.289

10k+ parts

$0.289

2,500

-

-

$0.289

$0.289

Connect4Technologies Inc.

Canada . 2,015 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

2,015

-

-

-

-

Bristol Electronics

USA . 1,936 parts In-Stock

1+ parts

-

100+ parts

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1,936

-

-

-

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Anansix

USA . 1,517 parts In-Stock

1+ parts

-

100+ parts

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1,517

-

-

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PC Components Company LLC

USA . 1,130 parts In-Stock

1+ parts

-

100+ parts

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-

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1,130

-

-

-

-

Global Solutions Electronics Company

USA . 930 parts In-Stock

1+ parts

-

100+ parts

-

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930

-

-

-

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Microfarads

USA . 549 parts In-Stock

1+ parts

-

100+ parts

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1k+ parts

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10k+ parts

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549

-

-

-

-

ComSIT Distribution GmbH

Germany . 375 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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375

-

-

-

-

Distributors (Availability)

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

Ampacity Inc.

Singapore . 17,939 parts In-Stock

1+ parts

$0.293

100+ parts

-

1k+ parts

-

10k+ parts

-

17,939

$0.293

-

-

-

Netroflash

USA . 500 parts In-Stock

1+ parts

$0.464

100+ parts

-

1k+ parts

$0.441

10k+ parts

$0.432

500

$0.464

-

$0.441

$0.432

Corphita

USA . 701 parts In-Stock

1+ parts

$0.612

100+ parts

-

1k+ parts

-

10k+ parts

-

701

$0.612

-

-

-

Vigor

Singapore . 3,648 parts In-Stock

1+ parts

$0.810

100+ parts

-

1k+ parts

-

10k+ parts

-

3,648

$0.810

-

-

-

IDEA Electronic Components Group

UK . 50 parts In-Stock

1+ parts

$2.828

100+ parts

-

1k+ parts

$2.545

10k+ parts

-

50

$2.828

-

$2.545

-

Aztec Data Supply Inc.

USA . 300 parts In-Stock

1+ parts

$4.250

100+ parts

-

1k+ parts

-

10k+ parts

-

300

$4.250

-

-

-

MKK Technologies

India . 384 parts In-Stock

1+ parts

$5.318

100+ parts

-

1k+ parts

-

10k+ parts

-

384

$5.318

-

-

-

DigiPath Technology Company

USA . 384 parts In-Stock

1+ parts

$5.318

100+ parts

-

1k+ parts

-

10k+ parts

-

384

$5.318

-

-

-

Modulus Dynamics

Lithuania . 2,371 parts In-Stock

1+ parts

$5.479

100+ parts

$5.479

1k+ parts

$5.479

10k+ parts

-

2,371

$5.479

$5.479

$5.479

-

Corohmni

South Africa . 126 parts In-Stock

1+ parts

$9.202

100+ parts

-

1k+ parts

-

10k+ parts

-

126

$9.202

-

-

-

Authorized Procurement Solutions

USA . 250,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

250,000

-

-

-

-

GreenTree Electronics

Israel . 75,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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75,000

-

-

-

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Perfect Parts

USA . 42,232 parts In-Stock

1+ parts

-

100+ parts

-

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-

42,232

-

-

-

-

Epart123

USA . 20,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$0.280

10k+ parts

$0.280

20,000

-

-

$0.280

$0.280

Lixinc

USA . 9,718 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

9,718

-

-

-

-

Continental Prestige Electronics

USA . 7,630 parts In-Stock

1+ parts

-

100+ parts

$0.537

1k+ parts

$0.375

10k+ parts

$0.322

7,630

-

$0.537

$0.375

$0.322

Futuretech Components

Singapore . 3,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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3,000

-

-

-

-

Kepictronics

USA . 2,349 parts In-Stock

1+ parts

-

100+ parts

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10k+ parts

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2,349

-

-

-

-

Argo Parts USA

USA . 2,097 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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2,097

-

-

-

-

A-Z Elektronik GmbH

Germany . 1,892 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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1,892

-

-

-

-

Alle Elektronik GmbH

Germany . 1,261 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

1,261

-

-

-

-

Parana Technologies

USA . 75 parts In-Stock

1+ parts

-

100+ parts

$3.381

1k+ parts

-

10k+ parts

-

75

-

$3.381

-

-

Overview

Power up your projects with the LD2981ABU50TR by STMicroelectronics, a top-of-the-line fixed regulator that offers unparalleled quality and reliability. Manufactured by industry leader STMicroelectronics, this LDO regulator is perfect for a wide range of applications. With precise voltage output and low dropout voltage, this product ensures stable performance even in challenging conditions. Say goodbye to fluctuations and hello to consistent power supply for your devices. Upgrade to the LD2981ABU50TR today and experience the difference!

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The use of plastic/epoxy material for the package body makes the regulator lightweight and durable, suitable for a variety of applications.

Maximum Dropout Voltage-1: 0.375 V

The low dropout voltage ensures efficient power regulation even with small voltage differences, making this regulator ideal for power-sensitive applications.

Surface Mount: YES

Being surface mountable, this regulator is easy to install on circuit boards, saving space and reducing assembly time.

Operating Temperature (TJ-Max): 125 °C

With a high maximum operating temperature, this regulator can handle demanding thermal conditions without compromising performance.

Nominal Output Voltage-1: 5 V

The fixed output voltage of 5V makes this regulator suitable for powering various electronic devices and components that require a stable power supply.

Maximum Output Current-1: 0.1 A

The maximum output current of 0.1A allows this regulator to provide sufficient power for low to medium power applications, making it versatile for different electronic devices.

Technical Specifications

Fixed Regulators - Positive Single Output LDO LD2981ABU50TR attributes and parameters. Explore more Fixed Regulators - Positive Single Output LDO devices from STMicroelectronics

Specs

Adjustability:

FIXED

Maximum Dropout Voltage-1:

.375 V

Nominal Dropout Voltage-1:

.18 V

Maximum Input Voltage Absolute:

Maximum Input Voltage:

16 V

Minimum Input Voltage:

6 V

JESD-30 Code:

R-PSSO-F3

JESD-609 Code:

e3

Length:

4.5 mm

Maximum Line Regulation:

.016 %

Moisture Sensitivity Level (MSL):

1

No. of Functions:

1

No. of Outputs:

1

No. of Terminals:

3

Operating Temperature (TJ-Max):

125 Cel

Operating Temperature (TJ-Min):

-40 Cel

Maximum Output Current-1:

.1 A

Maximum Output Voltage-1:

5.125 V

Minimum Output Voltage-1:

4.875 V

Nominal Output Voltage-1:

5 V

Package Body Material:

PLASTIC/EPOXY

Package Code:

Package Equivalence Code:

TO-243

Package Shape:

RECTANGULAR

Package Style (Meter):

SMALL OUTLINE, LOW PROFILE

Packing Method:

TR

Peak Reflow Temperature (C):

260

Qualification Status:

Not Qualified

Maximum Seated Height:

1.6 mm

Sub-Category:

Other Regulators

Surface Mount:

YES

Terminal Finish:

Matte Tin (Sn)

Terminal Form:

Terminal Pitch:

1.5 mm

Terminal Position:

SINGLE

Maximum Time At Peak Reflow Temperature (s):

30

Maximum Voltage Tolerance:

Width:

2.445 mm

Trade Compliance

LD2981ABU50TR Regulators trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

HTS

8542.39.00.01

SB

8542.39.00.00

PCN

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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