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L4973D3.3-013TR

STMicroelectronics

L4973D3.3-013TR by STMicroelectronics

L4973D3.3-013TR by STMicroelectronics is a switching regulator with a max output current of 5.5 A and a max switching frequency of 300 kHz. It is commonly used in applications requiring voltage-mode control, such as power supplies and battery chargers.

Median Price

$2.518

Lifecycle Status

Suppliers In-Stock

14

In-Stock Inventory

1k+

Distributors (Authorized)

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

DigiKey

USA . 798 parts In-Stock

1+ parts

$4.450

100+ parts

$2.807

1k+ parts

$2.662

10k+ parts

-

798

$4.450

$2.807

$2.662

-

Mouser Electronics

USA . 24 parts In-Stock

1+ parts

$4.900

100+ parts

$3.060

1k+ parts

$2.710

10k+ parts

$2.650

24

$4.900

$3.060

$2.710

$2.650

Chip1Stop

Japan . 5,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$2.518

10k+ parts

-

5,000

-

-

$2.518

-

EBV Elektronik

Germany . 3,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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3,000

-

-

-

-

Arrow

USA . 1,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$2.223

10k+ parts

$2.197

1,000

-

-

$2.223

$2.197

Verical

USA . 1,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$2.231

10k+ parts

$2.205

1,000

-

-

$2.231

$2.205

Distributors (In-Stock)

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

TME

Poland . 939 parts In-Stock

1+ parts

$3.340

100+ parts

$3.030

1k+ parts

$2.820

10k+ parts

-

939

$3.340

$3.030

$2.820

-

Digiode

USA . 593 parts In-Stock

1+ parts

$3.344

100+ parts

-

1k+ parts

-

10k+ parts

-

593

$3.344

-

-

-

Nova Conductors

Japan . 23 parts In-Stock

1+ parts

$3.535

100+ parts

-

1k+ parts

-

10k+ parts

-

23

$3.535

-

-

-

Vyrian

USA . 5,355 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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5,355

-

-

-

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Chip Stock

USA . 4,500 parts In-Stock

1+ parts

-

100+ parts

-

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4,500

-

-

-

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Rutronik

Germany . 1,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$2.390

10k+ parts

-

1,000

-

-

$2.390

-

IBS Electronics

USA . 1,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$2.691

10k+ parts

-

1,000

-

-

$2.691

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Anansix

USA . 984 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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984

-

-

-

-

Distributors (Availability)

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

Semicontronic

India . 3,658 parts In-Stock

1+ parts

$1.900

100+ parts

$1.852

1k+ parts

$1.843

10k+ parts

-

3,658

$1.900

$1.852

$1.843

-

Ampacity Inc.

Singapore . 9,386 parts In-Stock

1+ parts

$1.940

100+ parts

-

1k+ parts

-

10k+ parts

-

9,386

$1.940

-

-

-

Corphita

USA . 3,663 parts In-Stock

1+ parts

$3.168

100+ parts

-

1k+ parts

-

10k+ parts

-

3,663

$3.168

-

-

-

Vigor

Singapore . 1,976 parts In-Stock

1+ parts

$4.520

100+ parts

-

1k+ parts

-

10k+ parts

-

1,976

$4.520

-

-

-

IDEA Electronic Components Group

UK . 1,180 parts In-Stock

1+ parts

$13.329

100+ parts

-

1k+ parts

$11.996

10k+ parts

-

1,180

$13.329

-

$11.996

-

Aztec Data Supply Inc.

USA . 3,435 parts In-Stock

1+ parts

$15.351

100+ parts

-

1k+ parts

-

10k+ parts

-

3,435

$15.351

-

-

-

Advanced Electronics

New Zealand . 600 parts In-Stock

1+ parts

$20.170

100+ parts

$19.162

1k+ parts

$19.162

10k+ parts

-

600

$20.170

$19.162

$19.162

-

Corohmni

South Africa . 435 parts In-Stock

1+ parts

$20.595

100+ parts

-

1k+ parts

-

10k+ parts

-

435

$20.595

-

-

-

MKK Technologies

India . 1,223 parts In-Stock

1+ parts

$25.064

100+ parts

-

1k+ parts

-

10k+ parts

-

1,223

$25.064

-

-

-

DigiPath Technology Company

USA . 1,223 parts In-Stock

1+ parts

$25.064

100+ parts

-

1k+ parts

-

10k+ parts

-

1,223

$25.064

-

-

-

Authorized Procurement Solutions

USA . 60,000 parts In-Stock

1+ parts

-

100+ parts

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60,000

-

-

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Lixinc

USA . 17,611 parts In-Stock

1+ parts

-

100+ parts

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17,611

-

-

-

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Kepictronics

USA . 13,820 parts In-Stock

1+ parts

-

100+ parts

-

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10k+ parts

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13,820

-

-

-

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QUARKTWIN TECHNOLOGY LTD

USA . 8,892 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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8,892

-

-

-

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RC Electronics

USA . 8,053 parts In-Stock

1+ parts

-

100+ parts

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8,053

-

-

-

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A-Z Elektronik GmbH

Germany . 6,723 parts In-Stock

1+ parts

-

100+ parts

-

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-

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6,723

-

-

-

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Alle Elektronik GmbH

Germany . 4,482 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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4,482

-

-

-

-

Eastek

USA . 4,000 parts In-Stock

1+ parts

-

100+ parts

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4,000

-

-

-

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Perfect Parts

USA . 3,456 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

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3,456

-

-

-

-

Continental Prestige Electronics

USA . 2,314 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

2,314

-

-

-

-

Parana Technologies

USA . 1,844 parts In-Stock

1+ parts

-

100+ parts

$15.937

1k+ parts

-

10k+ parts

-

1,844

-

$15.937

-

-

Argo Parts USA

USA . 1,600 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

1,600

-

-

-

-

Glotronic Ltd.

UK . 1,600 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

1,600

-

-

-

-

GreenTree Electronics

Israel . 1,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

1,000

-

-

-

-

Metaverse IC Inc.

Canada . 730 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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730

-

-

-

-

ChipstoGo Electronic ltd

UK . 272 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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272

-

-

-

-

Netroflash

USA . 50 parts In-Stock

1+ parts

-

100+ parts

$3.464

1k+ parts

$3.358

10k+ parts

$3.288

50

-

$3.464

$3.358

$3.288

Overview

Discover the L4973D3.3-013TR by STMicroelectronics, a top-of-the-line switching regulator that delivers exceptional quality and performance. As a leading manufacturer in the industry, STMicroelectronics ensures that their products meet the highest standards, making this regulator highly reliable for a wide range of applications. With its compact size and surface mount capability, it offers convenience and flexibility in installation. Boasting a maximum output current of 5.5 A and a maximum switching frequency of 300 kHz, this regulator guarantees efficient power management. Whether you need to regulate voltage in consumer electronics or industrial equipment, the L4973D3.3-013TR is your go-to solution. Experience the value, benefits, and advantages it brings to your designs today!

Feature Benefit Bullets

Package Body Material

PLASTIC/EPOXY – The plastic/epoxy package body material ensures durability and reliability, making this product a good choice for long-lasting performance.

Surface Mount

YES – The surface mount capability allows for easy and efficient installation, making this product suitable for various applications and saving valuable space on the circuit board.

No. of Functions

1 – With a single function, this product offers simplicity and ease of use, making it an ideal choice for straightforward switching regulator applications.

Package Shape

RECTANGULAR – The rectangular package shape provides compatibility with standard mounting techniques and facilitates easy integration into existing designs, making this product a convenient choice for installation.

No. of Terminals

20 – With 20 terminals, this switching regulator offers ample connectivity options, ensuring versatile and flexible usage in different circuits and systems.

Package Style (Meter)

SMALL OUTLINE – The small outline package style enhances compactness and allows for efficient board space utilization, making this product an excellent choice for applications with size constraints.

Control Mode

VOLTAGE-MODE – The voltage-mode control mode provides accurate and responsive regulation, ensuring precise voltage output, which makes this product ideal for applications requiring stable power supply.

Terminal Finish

TIN – The tin terminal finish ensures reliable soldering and corrosion resistance, contributing to the longevity and durability of this switching regulator.

Terminal Position

DUAL – With a dual terminal position, this product offers flexibility in circuit board layouts and allows for efficient thermal management, making it a suitable choice for designs with specific space requirements.

Maximum Seated Height

2.65 mm – The low maximum seated height facilitates easy integration into compact designs and enables efficient heat dissipation, making this product a preferred choice for applications where space and thermal management are crucial.

Width (mm)

7.5 mm – With a narrow width of 7.5 mm, this switching regulator provides excellent space-saving capabilities and ensures compatibility with various board layouts, making it a practical choice for compact designs.

Other IC type

SWITCHING REGULATOR – Being specifically designed as a switching regulator, this product ensures efficient power conversion and responsiveness, making it a reliable choice for applications demanding regulated output voltages.

Nominal Input Voltage

24 V – With a nominal input voltage of 24 V, this switching regulator is suitable for applications where direct conversion from 24 V power sources is required, making it a convenient choice for such systems.

Peak Reflow Temperature °C

260 – With a high peak reflow temperature of 260°C, this product withstands the reflow soldering process reliably, ensuring secure attachment and easy assembly during manufacturing.

Length

12.8 mm – The length of 12.8 mm makes this switching regulator compact and compatible with space-constrained designs, making it a preferable choice for applications with size limitations.

Maximum Switching Frequency

300 kHz – The high maximum switching frequency of 300 kHz enables rapid power conversion and minimizes output ripple, making this product suitable for demanding applications that require fast response times.

Maximum Output Current

5.5 A – With a maximum output current of 5.5 A, this switching regulator offers sufficient power delivery capabilities, making it a reliable choice for applications with moderately-high power requirements.

Technology

BCDMOS – Built on BCDMOS technology, this product combines the advantages of bipolar, CMOS, and DMOS technologies, providing efficient power conversion, high integration capabilities, and reduced power losses, making it an excellent choice for power-sensitive applications.

Terminal Form

GULL WING – The gull-wing terminal form enables secure surface mounting and easy inspection during assembly, making this product suitable for automated manufacturing processes and ensuring reliable connections.

Control Technique

PULSE WIDTH MODULATION – By utilizing pulse width modulation control technique, this switching regulator achieves precise regulation and excellent transient response, making it a reliable choice for applications requiring stable and efficient power delivery.

Switcher Config

BUCK – Configured as a buck switching regulator, this product efficiently steps down input voltage to provide a lower, regulated output voltage, making it suitable for applications requiring voltage reduction.

Terminal Pitch

1.27 mm – With a terminal pitch of 1.27 mm, this switching regulator offers compatibility with standard components and facilitates easy integration into circuit boards, making it suitable for various designs.

Moisture Sensitivity Level (MSL)

3 – With an MSL of 3, this switching regulator is less sensitive to moisture, allowing for longer shelf life and ensuring reliable performance even in humid environments, making it a reliable choice for versatile applications.

Minimum Input Voltage

8 V – With a minimum input voltage requirement of 8 V, this switching regulator is flexible and suitable for a wide range of power sources, making it a convenient choice for diverse applications.

Maximum Input Voltage

55 V – With a maximum input voltage capability of 55 V, this switching regulator provides flexibility and compatibility with various power sources, making it an excellent choice for applications requiring higher input voltages.

Technical Specifications

Switching Regulators & Controllers L4973D3.3-013TR attributes and parameters. Explore more Switching Regulators & Controllers devices from STMicroelectronics

Specs

Other IC type:

Control Mode:

VOLTAGE-MODE

Control Technique:

PULSE WIDTH MODULATION

Maximum Input Voltage:

55 V

Minimum Input Voltage:

8 V

Nominal Input Voltage:

24 V

JESD-30 Code:

R-PDSO-G20

Length:

12.8 mm

Moisture Sensitivity Level (MSL):

3

No. of Functions:

1

No. of Terminals:

20

Maximum Output Current:

5.5 A

Package Body Material:

PLASTIC/EPOXY

Package Code:

SOP

Package Equivalence Code:

SOP20,.4

Package Shape:

Package Style (Meter):

SMALL OUTLINE

Peak Reflow Temperature (C):

260

Qualification:

Not Qualified

Maximum Seated Height:

2.65 mm

Sub-Category:

Switching Regulator or Controllers

Surface Mount:

YES

Switcher Config:

BUCK

Maximum Switching Frequency:

300 kHz

Technology:

BCDMOS

Terminal Finish:

TIN

Terminal Form:

GULL WING

Terminal Pitch:

1.27 mm

Terminal Position:

DUAL

Width (mm):

7.5 mm

Trade Compliance

L4973D3.3-013TR Other Function Semiconductors 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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