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LK112SM28TR

STMicroelectronics

LK112SM28TR by STMicroelectronics

LK112SM28TR by STMicroelectronics is a fixed positive LDO regulator with a nominal output voltage of 2.8 V and a max output current of 0.2 A. It operates in temperatures from -40 °C to 125°C, featuring low dropout voltage of 0.5 V. Ideal for compact applications, it comes in a small outline package with gull-wing terminals.

Median Price

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Lifecycle Status

Suppliers In-Stock

4

In-Stock Inventory

1k+

Distributors (In-Stock)

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R&J Components

USA . 54,000 parts In-Stock

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Vyrian

USA . 9,743 parts In-Stock

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9,743

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Anansix

USA . 2,816 parts In-Stock

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2,816

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Digiode

USA . 1,488 parts In-Stock

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1,488

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Distributors (Availability)

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IDEA Electronic Components Group

UK . 920 parts In-Stock

1+ parts

$6.604

100+ parts

-

1k+ parts

$5.943

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-

920

$6.604

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$5.943

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MKK Technologies

India . 509 parts In-Stock

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$12.418

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-

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509

$12.418

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DigiPath Technology Company

USA . 509 parts In-Stock

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$12.418

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509

$12.418

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AZTECH Wire

Italy . 156 parts In-Stock

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$17.380

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156

$17.380

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Authorized Procurement Solutions

USA . 25,000 parts In-Stock

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Kepictronics

USA . 24,000 parts In-Stock

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QUARKTWIN TECHNOLOGY LTD

USA . 17,749 parts In-Stock

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Metaverse IC Inc.

Canada . 15,000 parts In-Stock

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Corphita

USA . 4,402 parts In-Stock

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Microchip USA

USA . 4,326 parts In-Stock

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Vigor

Singapore . 4,155 parts In-Stock

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A-Z Elektronik GmbH

Germany . 1,800 parts In-Stock

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1,800

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Parana Technologies

USA . 1,789 parts In-Stock

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$7.896

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1,789

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$7.896

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Alle Elektronik GmbH

Germany . 1,200 parts In-Stock

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1,200

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Assy Fe

Spain . 1,000 parts In-Stock

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1,000

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Overview

Elevate your projects with the LK112SM28TR from STMicroelectronics—an outstanding fixed positive LDO regulator designed for reliability and efficiency. With its robust performance across a wide temperature range, this compact solution ensures stable output voltage, ideal for demanding applications in consumer electronics and automotive systems. Trust in STMicroelectronics’ legacy of quality and innovation to deliver exceptional value that enhances your designs and drives success.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The use of durable plastic/epoxy material ensures the regulator's longevity and performance in various environments.

Maximum Dropout Voltage: 1.5 V

A low dropout voltage allows the regulator to maintain stable output voltage under varying input conditions.

Surface Mount: YES

Surface mount capability makes it easier to integrate into compact designs and improves the overall assembly process.

Operating Temperature (TJ-Max): 125 °C

A high maximum junction temperature ensures reliability in high-temperature environments, making it suitable for automotive and industrial applications.

Technology: BIPOLAR

Bipolar technology provides low noise and excellent thermal stability, enhancing the regulator's performance.

Package Shape: RECTANGULAR

The rectangular package shape allows for efficient layout and arrangement in circuit designs.

Terminal Form: GULL WING

Gull wing terminals offer better soldering reliability and ease of inspection after assembly.

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

The wide operating temperature range (-40 °C to 125 °C) makes this regulator capable of functioning in extreme conditions.

Packing Method: TR

Tape and reel (TR) packing ensures automated assembly processes, improving manufacturing efficiency.

Minimum Output Voltage: 2.74 V

The minimum output voltage is suitable for many low-voltage applications, ensuring compatibility with various devices.

Maximum Voltage Tolerance: 2.1 %

A low voltage tolerance allows for stable and consistent output, enhancing device reliability.

Nominal Output Voltage: 2.8 V

The nominal output voltage meets the requirements for various analog and digital circuits.

No. of Terminals: 5

Five terminals provide flexibility for design configurations and ease of implementation.

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

The low-profile design makes it ideal for space-constrained applications, contributing to compact device designs.

Adjustability: FIXED

Fixed output eliminates the need for external adjustment components, simplifying design and reducing costs.

Terminal Pitch: 0.95 mm

A 0.95 mm terminal pitch makes it compatible with a range of manufacturing processes and design layouts.

Maximum Line Regulation: 0.02 %

High line regulation ensures that output voltage remains stable despite variations in input voltage.

Regulator Type: FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

This fixed positive regulator is specifically designed for reliable voltage regulation in a single output configuration.

Terminal Finish: NICKEL PALLADIUM GOLD

The high-quality terminal finish protects against oxidation and enhances solderability, ensuring long-term reliability.

Terminal Position: DUAL

Dual terminal positions allow for versatile PCB layout options and easier integration into designs.

Maximum Output Voltage: 2.86 V

The maximum output voltage provides flexibility for use in various applications across different voltage requirements.

Maximum Seated Height: 1.45 mm

A low seated height contributes to a compact footprint, making it ideal for low-profile applications.

Width: 1.625 mm

Narrow width further supports compact PCB designs, facilitating space optimization.

Maximum Load Regulation: 0.09 %

Minimal load regulation ensures consistent output voltage even with varying load currents, enhancing overall device performance.

Minimum Input Voltage: 3.8 V

A minimum input voltage of 3.8 V allows for effective regulation in battery-powered devices and applications.

Maximum Output Current: 0.2 A

The capability to deliver 0.2 A makes it suitable for a variety of consumer electronics and low-power applications.

Maximum Time At Peak Reflow Temperature: 30 s

A tolerance for peak reflow temperatures ensures compatibility with standard soldering processes in manufacturing.

Peak Reflow Temperature: 260 °C

High reflow temperature capability ensures reliability under standard surface mount assembly processes.

Nominal Dropout Voltage: 0.35 V

A low nominal dropout voltage indicates efficient operation and a lower power loss in the regulator.

Length: 2.9 mm

The compact length contributes to overall size reduction, allowing utilization in space-sensitive applications.

Maximum Input Voltage: 8.8 V

A maximum input voltage of 8.8 V provides flexibility in power supply options, making it versatile for various designs.

Maximum Input Voltage Absolute: 16 V

With an absolute maximum input voltage of 16 V, this regulator can accommodate a wide range of power supply scenarios.

Technical Specifications

Fixed Regulators - Positive Single Output LDO LK112SM28TR attributes and parameters. Explore more Fixed Regulators - Positive Single Output LDO devices from STMicroelectronics

Specs

Adjustability:

FIXED

Maximum Dropout Voltage-1:

.5 V

Nominal Dropout Voltage-1:

.35 V

Maximum Input Voltage Absolute:

Maximum Input Voltage:

8.8 V

Minimum Input Voltage:

3.8 V

JESD-30 Code:

R-PDSO-G5

JESD-609 Code:

e4

Length:

2.9 mm

Maximum Line Regulation:

.02 %

Maximum Load Regulation:

.09 %

Moisture Sensitivity Level (MSL):

1

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:

.2 A

Maximum Output Voltage-1:

2.86 V

Minimum Output Voltage-1:

2.74 V

Nominal Output Voltage-1:

2.8 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

Peak Reflow Temperature (C):

260

Qualification Status:

Not Qualified

Maximum Seated Height:

1.45 mm

Sub-Category:

Other Regulators

Surface Mount:

YES

Technology:

BIPOLAR

Terminal Finish:

NICKEL PALLADIUM GOLD

Terminal Form:

Terminal Pitch:

.95 mm

Terminal Position:

DUAL

Maximum Time At Peak Reflow Temperature (s):

30

Maximum Voltage Tolerance:

Width:

1.625 mm

Trade Compliance

LK112SM28TR 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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