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LK112SM40TR

STMicroelectronics

LK112SM40TR by STMicroelectronics

LK112SM40TR by STMicroelectronics is a fixed positive LDO regulator with a nominal output voltage of 4V and a max output current of 200mA. It operates in temperatures from -40 °C to 125°C, featuring low dropout voltage of 0.35V. 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

6

In-Stock Inventory

1k+

Distributors (In-Stock)

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

Voyager Components

USA . 9,000 parts In-Stock

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9,000

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Standard Data Resources

USA . 9,000 parts In-Stock

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9,000

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Vyrian

USA . 8,011 parts In-Stock

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8,011

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Prism Electronics

USA . 3,000 parts In-Stock

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3,000

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Digiode

USA . 2,152 parts In-Stock

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2,152

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Anansix

USA . 2,008 parts In-Stock

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2,008

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Distributors (Availability)

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IDEA Electronic Components Group

UK . 174 parts In-Stock

1+ parts

$6.766

100+ parts

-

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$6.089

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174

$6.766

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$6.089

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Microchip USA

USA . 479 parts In-Stock

1+ parts

$6.847

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479

$6.847

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MKK Technologies

India . 1,021 parts In-Stock

1+ parts

$12.722

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1,021

$12.722

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DigiPath Technology Company

USA . 1,021 parts In-Stock

1+ parts

$12.722

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1,021

$12.722

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AZTECH Wire

Italy . 1,094 parts In-Stock

1+ parts

$21.330

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1,094

$21.330

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Standard Data Resources (Excess)

USA . 9,000 parts In-Stock

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9,000

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Vigor

Singapore . 5,000 parts In-Stock

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Corphita

USA . 3,137 parts In-Stock

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3,137

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Parana Technologies

USA . 1,018 parts In-Stock

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$8.089

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1,018

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$8.089

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Overview

Elevate your power management solutions with the LK112SM40TR from STMicroelectronics. Renowned for its reliability and innovation, STMicroelectronics delivers this high-performance fixed LDO regulator designed for precision applications. With excellent thermal performance and compact design, it ensures stable output even in harsh conditions, making it perfect for consumer electronics, automotive systems, and industrial controls. Experience unmatched efficiency and robustness that empower your projects and enhance product longevity.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The use of plastic/epoxy material ensures durability and lightweight characteristics, making it suitable for various applications.

Maximum Dropout Voltage: 1.5 V

A low dropout voltage allows for efficient operation, maintaining a stable output even when input voltage is close to the output voltage.

Surface Mount: YES

Surface mount technology enhances the compactness of designs and simplifies automated assembly processes.

Operating Temperature: 125 °C (TJ-Max)

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

Technology: BIPOLAR

Bipolar technology offers excellent noise performance and stability, making it suitable for sensitive applications.

Package Shape: RECTANGULAR

The rectangular shape optimizes space usage on PCBs, allowing for compact circuit designs.

Terminal Form: GULL WING

Gull wing terminals facilitate easy soldering and ensure a reliable connection on circuit boards.

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

A wide temperature range ensures operation in extreme environments, enhancing versatility for diverse applications.

Packing Method: TR

Tape and reel packaging simplifies automated assembly and handling, increasing manufacturing efficiency.

Minimum Output Voltage: 3.92 V

A minimum output voltage specification allows for stable power supply to sensitive circuitry.

Maximum Voltage Tolerance: 2 %

Low voltage tolerance ensures that the output remains within a tight range, providing consistent performance.

Nominal Output Voltage: 4 V

A nominal output voltage of 4V is ideal for powering a variety of devices and circuits.

Number of Terminals: 5

Five terminals provide flexibility in pin configurations for various applications.

Package Style: SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

The small outline and low profile design enhances space efficiency on PCBs, ideal for compact devices.

Adjustability: FIXED

Fixed adjustability simplifies design requirements while ensuring a stable output voltage.

Terminal Pitch: 0.95 mm

A 0.95 mm terminal pitch allows for denser PCB layouts, useful in small form-factor applications.

Maximum Line Regulation: 0.02 %

Excellent line regulation minimizes output voltage variations, contributing to high-performance applications.

Regulator Type: FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

This type of regulator offers simplicity and reliability for applications requiring stable voltage.

Terminal Finish: TIN

Tin terminal finish provides good solderability and corrosion resistance, ensuring long-term reliability.

Terminal Position: DUAL

Dual terminal positioning enhances routing flexibility on the PCB.

Maximum Output Voltage: 4.08 V

A slightly higher maximum output voltage allows for better tolerance against load variations.

Maximum Seated Height: 1.45 mm

Low profile height saves space and is suitable for compact electronic applications.

Width: 1.625 mm

Narrow width supports tight layouts in designs where space is at a premium.

Maximum Load Regulation: 0.09 %

Low load regulation ensures stable output during varying load conditions, enhancing performance.

Minimum Input Voltage: 5 V

A minimum input voltage of 5 V allows the regulator to operate efficiently within a common range.

Maximum Output Current: 0.2 A

A maximum output current of 0.2 A is suitable for a range of low power applications.

Nominal Dropout Voltage: 0.35 V

A low nominal dropout voltage enables efficient operation closer to the output voltage.

Length: 2.9 mm

Compact length aids in designing smaller and more efficient electronic devices.

Maximum Input Voltage: 10 V

A 10 V maximum input voltage ensures compatibility with various input power sources.

Maximum Input Voltage Absolute: 16 V

The absolute maximum input voltage of 16 V provides a safety margin against voltage spikes.

Technical Specifications

Fixed Regulators - Positive Single Output LDO LK112SM40TR 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:

10 V

Minimum Input Voltage:

5 V

JESD-30 Code:

R-PDSO-G5

JESD-609 Code:

e3

Length:

2.9 mm

Maximum Line Regulation:

.02 %

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:

.2 A

Maximum Output Voltage-1:

4.08 V

Minimum Output Voltage-1:

3.92 V

Nominal Output Voltage-1:

4 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:

2 %

Width:

1.625 mm

Trade Compliance

LK112SM40TR 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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