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LK112M21TR

STMicroelectronics

LK112M21TR by STMicroelectronics

LK112M21TR by STMicroelectronics is a fixed positive LDO regulator with a nominal output voltage of 2.1 V and a max output current of 0.15 A. It operates efficiently in temperatures from -40 °C to 125°C, featuring a low dropout voltage of just 0.35 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 . 8,021 parts In-Stock

1+ parts

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8,021

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Anansix

USA . 2,819 parts In-Stock

1+ parts

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2,819

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Digiode

USA . 882 parts In-Stock

1+ parts

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882

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Distributors (Availability)

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

IDEA Electronic Components Group

UK . 351 parts In-Stock

1+ parts

$4.466

100+ parts

-

1k+ parts

$4.019

10k+ parts

-

351

$4.466

-

$4.019

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Microchip USA

USA . 225 parts In-Stock

1+ parts

$5.274

100+ parts

-

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225

$5.274

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MKK Technologies

India . 1,319 parts In-Stock

1+ parts

$8.397

100+ parts

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1,319

$8.397

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DigiPath Technology Company

USA . 1,319 parts In-Stock

1+ parts

$8.397

100+ parts

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1,319

$8.397

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-

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AZTECH Wire

Italy . 855 parts In-Stock

1+ parts

$21.750

100+ parts

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855

$21.750

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Corphita

USA . 4,665 parts In-Stock

1+ parts

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4,665

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Vigor

Singapore . 1,047 parts In-Stock

1+ parts

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1,047

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Parana Technologies

USA . 681 parts In-Stock

1+ parts

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100+ parts

$5.339

1k+ parts

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681

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$5.339

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Overview

Elevate your projects with the LK112M21TR from STMicroelectronics, a top-tier fixed LDO regulator designed for excellence and reliability. With its robust performance across various applications, this compact device ensures optimal voltage regulation, saving you time and enhancing efficiency. STMicroelectronics’ commitment to quality means you’re backed by a trusted leader in the industry, delivering unmatched value and peace of mind for all your electronic solutions.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The use of plastic/epoxy material ensures lightweight and cost-effective packaging while providing sufficient durability.

Maximum Dropout Voltage: 0.35 V

A low maximum dropout voltage allows for efficient performance with minimal voltage loss, making it ideal for battery-operated devices.

Surface Mount: YES

Surface mount capability facilitates easy integration into compact circuits, promoting a lower profile design.

Operating Temperature (TJ-Max): 125 °C

High maximum operating temperature ensures reliability and stability in demanding environments.

Technology: BIPOLAR

Bipolar technology typically offers improved performance in terms of stability and noise reduction compared to other technologies.

Package Shape: RECTANGULAR

The rectangular package shape enhances space efficiency on the PCB, allowing for more compact designs.

Terminal Form: GULL WING

Gull wing terminals provide reliable soldering connections and are excellent for surface-mount applications.

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

The wide operating temperature range enables use in harsh environments and diverse applications.

Packing Method: TR

Tape and reel packing allows for automatic placement in manufacturing, increasing efficiency and reducing assembly costs.

Minimum Output Voltage: 2.04 V

A minimum output voltage close to the nominal value ensures precise regulation for sensitive electronic components.

Maximum Voltage Tolerance: 2.9 %

With low voltage tolerance, this regulator maintains stable output, ensuring reliable performance in circuits.

Nominal Output Voltage: 2.1 V

The nominal output voltage provides compatibility with a wide range of low-power microcontrollers and ICs.

No. of Terminals: 5

Five terminals offer sufficient connection options for diverse circuit topologies and voltage configurations.

Package Style (Meter): SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

Low-profile design is perfect for space-constrained applications, enhancing overall product compactness.

Adjustability: FIXED

Fixed output voltage eliminates the need for external components for adjustment, simplifying the design process.

Terminal Pitch: 0.95 mm

The 0.95 mm terminal pitch is compatible with modern PCB design practices, supporting high-density layouts.

Maximum Line Regulation: 0.04 %

Exceptional line regulation ensures minimal output voltage variation regardless of input voltage changes.

Regulator Type: FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

As a fixed positive single output LDO, it is versatile for numerous applications in power management.

Terminal Finish: TIN

The tin terminal finish is beneficial for solderability and enhances the durability of connections.

Terminal Position: DUAL

Dual terminal position aids in balanced layout design, improving thermal performance and reducing PCB footprint.

Maximum Output Voltage: 2.16 V

Allows flexibility in output voltage configurations, ensuring compatibility with various components.

Maximum Seated Height: 1.45 mm

The low seated height allows for reduced profile designs, making it a suitable choice for thin devices.

Width: 1.625 mm

Compact width aids in efficient PCB layout and maximizes space for additional components.

Maximum Load Regulation: 0.09 %

Superior load regulation ensures consistent performance under varying load conditions, essential for sensitive applications.

Minimum Input Voltage: 3.1 V

Provides a reasonable minimum input voltage, ensuring compatibility with common power sources.

Maximum Output Current: 0.15 A

A maximum output current of 0.15 A is sufficient for many low-power applications, enhancing its usability.

Nominal Dropout Voltage: 0.17 V

Low nominal dropout voltage improves efficiency, allowing for better battery life in portable devices.

Length: 2.9 mm

The compact length further supports space-efficient designs, which is crucial in compact electronics.

Maximum Input Voltage: 8.1 V

A maximum input voltage of 8.1 V allows versatile use across different power supply systems.

Maximum Input Voltage Absolute: 16 V

The absolute maximum input voltage provides additional flexibility in design and ensures reliability under voltage spikes.

Technical Specifications

Fixed Regulators - Positive Single Output LDO LK112M21TR attributes and parameters. Explore more Fixed Regulators - Positive Single Output LDO devices from STMicroelectronics

Specs

Adjustability:

FIXED

Maximum Dropout Voltage-1:

.35 V

Nominal Dropout Voltage-1:

.17 V

Maximum Input Voltage Absolute:

Maximum Input Voltage:

8.1 V

Minimum Input Voltage:

3.1 V

JESD-30 Code:

R-PDSO-G5

JESD-609 Code:

e3

Length:

2.9 mm

Maximum Line Regulation:

.04 %

Maximum Load Regulation:

.09 %

No. of Functions:

1

No. of Outputs:

1

No. of Terminals:

5

Operating Temperature (TJ-Max):

125 Cel

Operating Temperature (TJ-Min):

-40 Cel

Maximum Output Current-1:

.15 A

Maximum Output Voltage-1:

2.16 V

Minimum Output Voltage-1:

2.04 V

Nominal Output Voltage-1:

2.1 V

Package Body Material:

PLASTIC/EPOXY

Package Code:

Package Equivalence Code:

TSOP5/6,.11,37

Package Shape:

RECTANGULAR

Package Style (Meter):

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

Packing Method:

TR

Qualification Status:

Not Qualified

Maximum Seated Height:

1.45 mm

Sub-Category:

Other Regulators

Surface Mount:

YES

Technology:

BIPOLAR

Terminal Finish:

TIN

Terminal Form:

Terminal Pitch:

.95 mm

Terminal Position:

DUAL

Maximum Voltage Tolerance:

Width:

1.625 mm

Trade Compliance

LK112M21TR 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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