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L4978

STMicroelectronics

L4978 by STMicroelectronics

SWITCHING REGULATOR; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO; Maximum Supply Current (Isup): 6 mA;

Median Price

$3.522

Lifecycle Status

Suppliers In-Stock

31

In-Stock Inventory

1k+

Distributors (Authorized)

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

Chip1Stop

Japan . 6,000 parts In-Stock

1+ parts

$2.696

100+ parts

$1.890

1k+ parts

-

10k+ parts

-

6,000

$2.696

$1.890

-

-

Adafruit Industries

USA . 2,500 parts In-Stock

1+ parts

$2.946

100+ parts

$2.799

1k+ parts

$2.799

10k+ parts

-

2,500

$2.946

$2.799

$2.799

-

Farnell

UK . 2,884 parts In-Stock

1+ parts

$3.522

100+ parts

$2.549

1k+ parts

$2.113

10k+ parts

-

2,884

$3.522

$2.549

$2.113

-

DigiKey

USA . 2,182 parts In-Stock

1+ parts

$3.760

100+ parts

$2.354

1k+ parts

$2.099

10k+ parts

$1.998

2,182

$3.760

$2.354

$2.099

$1.998

Mouser Electronics

USA . 845 parts In-Stock

1+ parts

$3.760

100+ parts

$2.360

1k+ parts

$2.100

10k+ parts

$1.910

845

$3.760

$2.360

$2.100

$1.910

Element14

Singapore . 2,884 parts In-Stock

1+ parts

$4.097

100+ parts

$3.178

1k+ parts

$2.578

10k+ parts

$2.445

2,884

$4.097

$3.178

$2.578

$2.445

Newark

USA . 5 parts In-Stock

1+ parts

$4.770

100+ parts

$3.370

1k+ parts

$3.200

10k+ parts

-

5

$4.770

$3.370

$3.200

-

Arrow

USA . 10,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$1.851

10,000

-

-

-

$1.851

Verical

USA . 10,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$1.851

10,000

-

-

-

$1.851

Avnet

USA . 8,000 parts In-Stock

1+ parts

-

100+ parts

-

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-

10k+ parts

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8,000

-

-

-

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EBV Elektronik

Germany . 100 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

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100

-

-

-

-

Distributors (In-Stock)

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

Digiode

USA . 1,046 parts In-Stock

1+ parts

$2.561

100+ parts

-

1k+ parts

-

10k+ parts

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1,046

$2.561

-

-

-

Nova Conductors

Japan . 45 parts In-Stock

1+ parts

$2.574

100+ parts

-

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-

10k+ parts

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45

$2.574

-

-

-

Maritex

Poland . 27,488 parts In-Stock

1+ parts

$2.602

100+ parts

$1.523

1k+ parts

$1.263

10k+ parts

-

27,488

$2.602

$1.523

$1.263

-

TME

Poland . 75 parts In-Stock

1+ parts

$3.540

100+ parts

-

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-

10k+ parts

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75

$3.540

-

-

-

Chip Stock

USA . 98,893 parts In-Stock

1+ parts

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98,893

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-

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North Shore Components

USA . 6,000 parts In-Stock

1+ parts

-

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6,000

-

-

-

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Vyrian

USA . 3,193 parts In-Stock

1+ parts

-

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3,193

-

-

-

-

LWI Electronics Inc

India . 1,695 parts In-Stock

1+ parts

-

100+ parts

-

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-

10k+ parts

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1,695

-

-

-

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Cyclops Electronics Ltd

UK . 950 parts In-Stock

1+ parts

-

100+ parts

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950

-

-

-

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Anansix

USA . 395 parts In-Stock

1+ parts

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395

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PC Components Company LLC

USA . 375 parts In-Stock

1+ parts

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375

-

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Bristol Electronics

USA . 170 parts In-Stock

1+ parts

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170

-

-

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Dan-Mar Components

USA . 150 parts In-Stock

1+ parts

-

100+ parts

-

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-

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150

-

-

-

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Micros

Poland . 100 parts In-Stock

1+ parts

-

100+ parts

$3.534

1k+ parts

$3.484

10k+ parts

-

100

-

$3.534

$3.484

-

Partservice

France . 100 parts In-Stock

1+ parts

-

100+ parts

$3.468

1k+ parts

$3.418

10k+ parts

$3.418

100

-

$3.468

$3.418

$3.418

Micros sp.j. W. Kędra i J. Lic

Poland . 100 parts In-Stock

1+ parts

-

100+ parts

$3.715

1k+ parts

$3.662

10k+ parts

$3.662

100

-

$3.715

$3.662

$3.662

Fibra_Brandt Electronic GMBH

Germany . 72 parts In-Stock

1+ parts

-

100+ parts

-

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72

-

-

-

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Holdelec - ElecDif-Pro

France . 24 parts In-Stock

1+ parts

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24

-

-

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ComSIT Distribution GmbH

Germany . 23 parts In-Stock

1+ parts

-

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23

-

-

-

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LittleDiode

UK . 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

Semicontronic

India . 3,548 parts In-Stock

1+ parts

$1.520

100+ parts

$1.482

1k+ parts

$1.474

10k+ parts

-

3,548

$1.520

$1.482

$1.474

-

Ampacity Inc.

Singapore . 3,082 parts In-Stock

1+ parts

$1.520

100+ parts

-

1k+ parts

-

10k+ parts

-

3,082

$1.520

-

-

-

Corphita

USA . 404 parts In-Stock

1+ parts

$2.426

100+ parts

-

1k+ parts

-

10k+ parts

-

404

$2.426

-

-

-

Argo Parts USA

USA . 4,619 parts In-Stock

1+ parts

$2.574

100+ parts

-

1k+ parts

-

10k+ parts

-

4,619

$2.574

-

-

-

Netroflash

USA . 100 parts In-Stock

1+ parts

$2.574

100+ parts

-

1k+ parts

-

10k+ parts

-

100

$2.574

-

-

-

Corohmni

South Africa . 899 parts In-Stock

1+ parts

$2.860

100+ parts

-

1k+ parts

-

10k+ parts

-

899

$2.860

-

-

-

Advanced Electronics

New Zealand . 2,500 parts In-Stock

1+ parts

$2.946

100+ parts

$2.799

1k+ parts

$2.799

10k+ parts

-

2,500

$2.946

$2.799

$2.799

-

Vigor

Singapore . 781 parts In-Stock

1+ parts

$3.410

100+ parts

-

1k+ parts

-

10k+ parts

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781

$3.410

-

-

-

Continental Prestige Electronics

USA . 3,677 parts In-Stock

1+ parts

$4.360

100+ parts

$2.730

1k+ parts

$2.060

10k+ parts

-

3,677

$4.360

$2.730

$2.060

-

IDEA Electronic Components Group

UK . 2,340 parts In-Stock

1+ parts

$4.487

100+ parts

-

1k+ parts

$4.038

10k+ parts

-

2,340

$4.487

-

$4.038

-

Component Stockers USA

USA . 3,362 parts In-Stock

1+ parts

$4.630

100+ parts

$3.780

1k+ parts

$3.270

10k+ parts

-

3,362

$4.630

$3.780

$3.270

-

MKK Technologies

India . 1,740 parts In-Stock

1+ parts

$8.437

100+ parts

-

1k+ parts

-

10k+ parts

-

1,740

$8.437

-

-

-

DigiPath Technology Company

USA . 1,740 parts In-Stock

1+ parts

$8.437

100+ parts

-

1k+ parts

-

10k+ parts

-

1,740

$8.437

-

-

-

Aztec Data Supply Inc.

USA . 2,656 parts In-Stock

1+ parts

$10.009

100+ parts

-

1k+ parts

-

10k+ parts

-

2,656

$10.009

-

-

-

Kepictronics

USA . 25,665 parts In-Stock

1+ parts

-

100+ parts

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1k+ parts

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10k+ parts

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25,665

-

-

-

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Futuretech Components

Singapore . 20,000 parts In-Stock

1+ parts

-

100+ parts

-

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20,000

-

-

-

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Perfect Parts

USA . 18,984 parts In-Stock

1+ parts

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18,984

-

-

-

-

Lixinc

USA . 18,878 parts In-Stock

1+ parts

-

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-

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-

18,878

-

-

-

-

RC Electronics

USA . 12,603 parts In-Stock

1+ parts

-

100+ parts

$2.920

1k+ parts

$2.750

10k+ parts

$2.700

12,603

-

$2.920

$2.750

$2.700

Authorized Procurement Solutions

USA . 6,650 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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6,650

-

-

-

-

Cyclops Electronics Ltd (Excess)

UK . 6,394 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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6,394

-

-

-

-

Alle Elektronik GmbH

Germany . 4,605 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

4,605

-

-

-

-

Parana Technologies

USA . 2,240 parts In-Stock

1+ parts

-

100+ parts

$5.365

1k+ parts

-

10k+ parts

-

2,240

-

$5.365

-

-

GreenTree Electronics

Israel . 1,700 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

1,700

-

-

-

-

iodParts Technologies Inc.

India . 1,091 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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1,091

-

-

-

-

Epart123

USA . 950 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$6.250

950

-

-

-

$6.250

Eastek

USA . 700 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

700

-

-

-

-

A-Z Elektronik GmbH

Germany . 345 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

345

-

-

-

-

Infinite Electronics LLP (Excess)

. 203 parts In-Stock

1+ parts

-

100+ parts

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1k+ parts

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203

-

-

-

-

Assy Fe

Spain . 64 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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64

-

-

-

-

Technical Specifications

Switching Regulators & Controllers L4978 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-PDIP-T8

JESD-609 Code:

e3

No. of Functions:

1

No. of Terminals:

8

Maximum Output Current:

3.5 A

Nominal Output Voltage:

3.36 V

Package Body Material:

PLASTIC/EPOXY

Package Code:

DIP

Package Equivalence Code:

DIP8,.3

Package Shape:

Package Style (Meter):

IN-LINE

Qualification:

Not Qualified

Maximum Seated Height:

5.08 mm

Sub-Category:

Switching Regulator or Controllers

Maximum Supply Current (Isup):

6 mA

Surface Mount:

NO

Switcher Config:

BUCK

Maximum Switching Frequency:

300 kHz

Technology:

BCDMOS

Terminal Finish:

MATTE TIN

Terminal Form:

THROUGH-HOLE

Terminal Pitch:

2.54 mm

Terminal Position:

DUAL

Width (mm):

7.62 mm

Trade Compliance

L4978 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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