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L4973D3.3

STMicroelectronics

L4973D3.3 by STMicroelectronics

L4973D3.3 by STMicroelectronics is a switching regulator with 5.5A output current, 300kHz max frequency, and BCDMOS technology. Ideal for applications requiring voltage-mode control, such as power supplies in various electronic devices. Package style is small outline with gull wing terminals and moisture sensitivity level of 3.

Median Price

$5.255

Lifecycle Status

Suppliers In-Stock

20

In-Stock Inventory

1k+

Distributors (Authorized)

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

Newark

USA . 136 parts In-Stock

1+ parts

$4.260

100+ parts

$3.140

1k+ parts

$2.670

10k+ parts

-

136

$4.260

$3.140

$2.670

-

Farnell

UK . 292 parts In-Stock

1+ parts

$5.030

100+ parts

$3.030

1k+ parts

$2.880

10k+ parts

-

292

$5.030

$3.030

$2.880

-

Mouser Electronics

USA . 3,471 parts In-Stock

1+ parts

$5.480

100+ parts

$4.030

1k+ parts

$2.960

10k+ parts

$2.780

3,471

$5.480

$4.030

$2.960

$2.780

Element14

Singapore . 352 parts In-Stock

1+ parts

$9.700

100+ parts

$5.840

1k+ parts

$4.210

10k+ parts

-

352

$9.700

$5.840

$4.210

-

Distributors (In-Stock)

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

TME

Poland . 23 parts In-Stock

1+ parts

$4.070

100+ parts

$2.910

1k+ parts

-

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23

$4.070

$2.910

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Digiode

USA . 2,010 parts In-Stock

1+ parts

$5.206

100+ parts

-

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-

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2,010

$5.206

-

-

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Vyrian

USA . 3,297 parts In-Stock

1+ parts

$5.480

100+ parts

-

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-

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3,297

$5.480

-

-

-

Chip Stock

USA . 4,700 parts In-Stock

1+ parts

-

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4,700

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-

-

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Anansix

USA . 2,492 parts In-Stock

1+ parts

-

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2,492

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Holdelec - ElecDif-Pro

France . 87 parts In-Stock

1+ parts

-

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87

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Prism Electronics

USA . 65 parts In-Stock

1+ parts

-

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65

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Fibra_Brandt Electronic GMBH

Germany . 46 parts In-Stock

1+ parts

-

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-

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46

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Pegasus Components GmbH

Germany . 41 parts In-Stock

1+ parts

-

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41

-

-

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LIBRA Elektronik GmbH

Germany . 41 parts In-Stock

1+ parts

-

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-

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41

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-

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Nova Conductors

Japan . 36 parts In-Stock

1+ parts

-

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36

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R&J Components

USA . 30 parts In-Stock

1+ parts

-

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30

-

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LWI Electronics Inc

India . 27 parts In-Stock

1+ parts

-

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-

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27

-

-

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Cyclops Electronics Ltd

UK . 27 parts In-Stock

1+ parts

-

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-

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27

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ComSIT Distribution GmbH

Germany . 21 parts In-Stock

1+ parts

-

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21

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-

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ACDS - Activité Composants Distribution Service

France . 1 parts In-Stock

1+ parts

-

100+ parts

-

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-

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1

-

-

-

-

Distributors (Availability)

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

Vigor

Singapore . 956 parts In-Stock

1+ parts

$4.520

100+ parts

-

1k+ parts

-

10k+ parts

-

956

$4.520

-

-

-

Component Stockers USA

USA . 3,592 parts In-Stock

1+ parts

$4.550

100+ parts

$4.330

1k+ parts

$4.180

10k+ parts

-

3,592

$4.550

$4.330

$4.180

-

Ampacity Inc.

Singapore . 1,179 parts In-Stock

1+ parts

$4.660

100+ parts

-

1k+ parts

-

10k+ parts

-

1,179

$4.660

-

-

-

Continental Prestige Electronics

USA . 1,605 parts In-Stock

1+ parts

$4.760

100+ parts

$3.500

1k+ parts

-

10k+ parts

-

1,605

$4.760

$3.500

-

-

Corphita

USA . 4,003 parts In-Stock

1+ parts

$4.932

100+ parts

-

1k+ parts

-

10k+ parts

-

4,003

$4.932

-

-

-

Corohmni

South Africa . 362 parts In-Stock

1+ parts

$12.230

100+ parts

-

1k+ parts

-

10k+ parts

-

362

$12.230

-

-

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Modulus Dynamics

Lithuania . 5,993 parts In-Stock

1+ parts

$13.279

100+ parts

$13.279

1k+ parts

$13.279

10k+ parts

-

5,993

$13.279

$13.279

$13.279

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IDEA Electronic Components Group

UK . 1,712 parts In-Stock

1+ parts

$17.271

100+ parts

-

1k+ parts

$15.544

10k+ parts

-

1,712

$17.271

-

$15.544

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MKK Technologies

India . 1,843 parts In-Stock

1+ parts

$32.477

100+ parts

-

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-

10k+ parts

-

1,843

$32.477

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-

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DigiPath Technology Company

USA . 1,843 parts In-Stock

1+ parts

$32.477

100+ parts

-

1k+ parts

-

10k+ parts

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1,843

$32.477

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-

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Microchip USA

USA . 267 parts In-Stock

1+ parts

$40.270

100+ parts

$40.270

1k+ parts

$40.270

10k+ parts

$40.270

267

$40.270

$40.270

$40.270

$40.270

RC Electronics

USA . 37,003 parts In-Stock

1+ parts

-

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37,003

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Authorized Procurement Solutions

USA . 20,000 parts In-Stock

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20,000

-

-

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Lixinc

USA . 15,565 parts In-Stock

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15,565

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Perfect Parts

USA . 5,635 parts In-Stock

1+ parts

-

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5,635

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-

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Argo Parts USA

USA . 5,255 parts In-Stock

1+ parts

-

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5,255

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-

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Kepictronics

USA . 2,000 parts In-Stock

1+ parts

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2,000

-

-

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A-Z Elektronik GmbH

Germany . 1,818 parts In-Stock

1+ parts

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1,818

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-

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Parana Technologies

USA . 1,571 parts In-Stock

1+ parts

-

100+ parts

$20.650

1k+ parts

-

10k+ parts

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1,571

-

$20.650

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Alle Elektronik GmbH

Germany . 1,212 parts In-Stock

1+ parts

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100+ parts

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1,212

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-

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GreenTree Electronics

Israel . 680 parts In-Stock

1+ parts

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-

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680

-

-

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Eastek

USA . 600 parts In-Stock

1+ parts

-

100+ parts

-

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600

-

-

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Aranea Global

USA . 500 parts In-Stock

1+ parts

-

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500

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Overview

Unlock the power of your electronics with the L4973D3.3 by STMicroelectronics, a top-tier manufacturer in the realm of Switching Regulators & Controllers. This revolutionary product offers unparalleled quality and reliability, making it perfect for a wide range of applications. Experience seamless voltage control and efficient power management with this cutting-edge technology. Say goodbye to energy waste and hello to optimized performance with the L4973D3.3 – the ultimate solution for all your power needs.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

Provides good insulation and protection for the internal components of the switching regulator, ensuring durability and reliability.

Surface Mount: YES

Allows for easy and efficient PCB assembly, saving time and reducing manufacturing costs.

Control Mode: VOLTAGE-MODE

Offers precise voltage regulation, making it suitable for applications where stable output voltage is critical.

Maximum Output Current: 5.5 A

Capable of delivering high output current, making it suitable for power-hungry devices or systems.

Technology: BCDMOS

Utilizes BCDMOS technology for efficient power conversion and low power dissipation, ensuring high efficiency and reliability.

Technical Specifications

Switching Regulators & Controllers L4973D3.3 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

JESD-609 Code:

e4

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):

250

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:

NICKEL PALLADIUM GOLD

Terminal Form:

GULL WING

Terminal Pitch:

1.27 mm

Terminal Position:

DUAL

Width (mm):

7.5 mm

Trade Compliance

L4973D3.3 Other Function Semiconductors 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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