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UC3843BD1013TR

STMicroelectronics

UC3843BD1013TR by STMicroelectronics

UC3843BD1013TR by STMicroelectronics is a current-mode switching controller with max output current of 1A and max switching frequency of 500kHz. It operates b/w 0-70°C, suitable for commercial applications like power supplies and voltage regulators. Package style is small outline, surface mountable with dual terminals.

Median Price

$0.650

Lifecycle Status

Suppliers In-Stock

34

In-Stock Inventory

1k+

Distributors (Authorized)

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

Arrow

USA . 73 parts In-Stock

1+ parts

$0.519

100+ parts

$0.343

1k+ parts

-

10k+ parts

-

73

$0.519

$0.343

-

-

Mouser Electronics

USA . 4,343 parts In-Stock

1+ parts

$0.780

100+ parts

$0.442

1k+ parts

$0.380

10k+ parts

$0.346

4,343

$0.780

$0.442

$0.380

$0.346

DigiKey

USA . 2,461 parts In-Stock

1+ parts

$0.780

100+ parts

$0.441

1k+ parts

$0.379

10k+ parts

$0.342

2,461

$0.780

$0.441

$0.379

$0.342

Newark

USA . 6,780 parts In-Stock

1+ parts

$0.901

100+ parts

$0.562

1k+ parts

$0.500

10k+ parts

-

6,780

$0.901

$0.562

$0.500

-

Element14

Singapore . 6,790 parts In-Stock

1+ parts

$1.150

100+ parts

$0.601

1k+ parts

$0.532

10k+ parts

$0.485

6,790

$1.150

$0.601

$0.532

$0.485

Adafruit Industries

USA . 100 parts In-Stock

1+ parts

$14.719

100+ parts

$13.983

1k+ parts

$13.983

10k+ parts

-

100

$14.719

$13.983

$13.983

-

EBV Elektronik

Germany . 140,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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140,000

-

-

-

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Future Electronics

Canada . 42,500 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.290

42,500

-

-

-

$0.290

Farnell

UK . 6,780 parts In-Stock

1+ parts

-

100+ parts

$0.397

1k+ parts

$0.335

10k+ parts

$0.289

6,780

-

$0.397

$0.335

$0.289

Chip1Stop

Japan . 2,500 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.261

2,500

-

-

-

$0.261

Verical

USA . 73 parts In-Stock

1+ parts

-

100+ parts

$0.343

1k+ parts

-

10k+ parts

-

73

-

$0.343

-

-

Distributors (In-Stock)

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

Flip Electronics

USA . 7,500 parts In-Stock

1+ parts

$0.066

100+ parts

-

1k+ parts

-

10k+ parts

-

7,500

$0.066

-

-

-

Maritex

Poland . 315 parts In-Stock

1+ parts

$0.362

100+ parts

$0.233

1k+ parts

$0.177

10k+ parts

$0.154

315

$0.362

$0.233

$0.177

$0.154

Nova Conductors

Japan . 59 parts In-Stock

1+ parts

$0.489

100+ parts

-

1k+ parts

-

10k+ parts

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59

$0.489

-

-

-

Digiode

USA . 2,652 parts In-Stock

1+ parts

$0.732

100+ parts

-

1k+ parts

-

10k+ parts

-

2,652

$0.732

-

-

-

TME

Poland . 176 parts In-Stock

1+ parts

$0.760

100+ parts

$0.437

1k+ parts

$0.353

10k+ parts

$0.316

176

$0.760

$0.437

$0.353

$0.316

Component Electronics Inc.

Canada . 1,535 parts In-Stock

1+ parts

$0.770

100+ parts

$0.580

1k+ parts

$0.500

10k+ parts

-

1,535

$0.770

$0.580

$0.500

-

Chip Stock

USA . 112,500 parts In-Stock

1+ parts

-

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112,500

-

-

-

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IBS Electronics

USA . 42,500 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.414

42,500

-

-

-

$0.414

Vyrian

USA . 35,464 parts In-Stock

1+ parts

-

100+ parts

-

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35,464

-

-

-

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Inventory MP

USA . 7,798 parts In-Stock

1+ parts

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-

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7,798

-

-

-

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Bristol Electronics

USA . 7,798 parts In-Stock

1+ parts

-

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-

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7,798

-

-

-

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Sensible Micro Corp

USA . 5,000 parts In-Stock

1+ parts

-

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5,000

-

-

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Cogito LLC

Ukraine . 3,400 parts In-Stock

1+ parts

-

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3,400

-

-

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Dan-Mar Components

USA . 2,859 parts In-Stock

1+ parts

-

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2,859

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-

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Speed Components Ltd

Israel . 2,428 parts In-Stock

1+ parts

-

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2,428

-

-

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ComSIT Distribution GmbH

Germany . 1,577 parts In-Stock

1+ parts

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1,577

-

-

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ACDS - Activité Composants Distribution Service

France . 1,119 parts In-Stock

1+ parts

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1,119

-

-

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Electronics Depot

USA . 927 parts In-Stock

1+ parts

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927

-

-

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Anansix

USA . 695 parts In-Stock

1+ parts

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695

-

-

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Atlantic Semiconductor

USA . 310 parts In-Stock

1+ parts

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310

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Microfarads

USA . 58 parts In-Stock

1+ parts

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58

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Cyclops Electronics Ltd

UK . 37 parts In-Stock

1+ parts

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37

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Prism Electronics

USA . 10 parts In-Stock

1+ parts

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10

-

-

-

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Distributors (Availability)

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

Semicontronic

India . 36,756 parts In-Stock

1+ parts

$0.222

100+ parts

$0.216

1k+ parts

$0.215

10k+ parts

-

36,756

$0.222

$0.216

$0.215

-

Ampacity Inc.

Singapore . 35,725 parts In-Stock

1+ parts

$0.222

100+ parts

-

1k+ parts

-

10k+ parts

-

35,725

$0.222

-

-

-

Argo Parts USA

USA . 4,452 parts In-Stock

1+ parts

$0.470

100+ parts

-

1k+ parts

-

10k+ parts

$0.455

4,452

$0.470

-

-

$0.455

Netroflash

USA . 2,000 parts In-Stock

1+ parts

$0.489

100+ parts

-

1k+ parts

-

10k+ parts

-

2,000

$0.489

-

-

-

Component Stockers USA

USA . 34,247 parts In-Stock

1+ parts

$0.490

100+ parts

$0.410

1k+ parts

$0.320

10k+ parts

$0.340

34,247

$0.490

$0.410

$0.320

$0.340

Corphita

USA . 903 parts In-Stock

1+ parts

$0.693

100+ parts

-

1k+ parts

-

10k+ parts

-

903

$0.693

-

-

-

Vigor

Singapore . 2,571 parts In-Stock

1+ parts

$0.920

100+ parts

-

1k+ parts

-

10k+ parts

-

2,571

$0.920

-

-

-

Aztec Data Supply Inc.

USA . 3,392 parts In-Stock

1+ parts

$14.505

100+ parts

-

1k+ parts

-

10k+ parts

-

3,392

$14.505

-

-

-

Advanced Electronics

New Zealand . 100 parts In-Stock

1+ parts

$14.719

100+ parts

$13.983

1k+ parts

$13.983

10k+ parts

-

100

$14.719

$13.983

$13.983

-

Corohmni

South Africa . 138 parts In-Stock

1+ parts

$16.111

100+ parts

-

1k+ parts

-

10k+ parts

-

138

$16.111

-

-

-

IDEA Electronic Components Group

UK . 463 parts In-Stock

1+ parts

$17.194

100+ parts

-

1k+ parts

$15.474

10k+ parts

-

463

$17.194

-

$15.474

-

MKK Technologies

India . 2,121 parts In-Stock

1+ parts

$32.332

100+ parts

-

1k+ parts

-

10k+ parts

-

2,121

$32.332

-

-

-

DigiPath Technology Company

USA . 2,121 parts In-Stock

1+ parts

$32.332

100+ parts

-

1k+ parts

-

10k+ parts

-

2,121

$32.332

-

-

-

Eastek

USA . 225,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

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10k+ parts

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225,000

-

-

-

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Perfect Parts

USA . 176,067 parts In-Stock

1+ parts

-

100+ parts

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-

10k+ parts

-

176,067

-

-

-

-

Epart123

USA . 105,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.300

105,000

-

-

-

$0.300

Kepictronics

USA . 90,000 parts In-Stock

1+ parts

-

100+ parts

-

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-

10k+ parts

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90,000

-

-

-

-

RC Electronics

USA . 50,531 parts In-Stock

1+ parts

-

100+ parts

$0.490

1k+ parts

$0.450

10k+ parts

$0.440

50,531

-

$0.490

$0.450

$0.440

A-Z Elektronik GmbH

Germany . 13,734 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

13,734

-

-

-

-

Continental Prestige Electronics

USA . 8,315 parts In-Stock

1+ parts

-

100+ parts

$0.440

1k+ parts

$0.324

10k+ parts

$0.303

8,315

-

$0.440

$0.324

$0.303

iodParts Technologies Inc.

India . 7,657 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$0.371

10k+ parts

-

7,657

-

-

$0.371

-

Infinite Electronics LLP (Excess)

. 7,504 parts In-Stock

1+ parts

-

100+ parts

-

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-

10k+ parts

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7,504

-

-

-

-

Lixinc

USA . 6,876 parts In-Stock

1+ parts

-

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6,876

-

-

-

-

S.R.D Solutions

India . 6,010 parts In-Stock

1+ parts

-

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10k+ parts

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6,010

-

-

-

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Formix International (Excess)

India . 5,000 parts In-Stock

1+ parts

-

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-

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-

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-

5,000

-

-

-

-

Authorized Procurement Solutions

USA . 2,500 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

2,500

-

-

-

-

GreenTree Electronics

Israel . 2,500 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

2,500

-

-

-

-

Futuretech Components

Singapore . 1,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

1,000

-

-

-

-

Parana Technologies

USA . 591 parts In-Stock

1+ parts

-

100+ parts

$20.558

1k+ parts

-

10k+ parts

-

591

-

$20.558

-

-

Overview

Upgrade your electronic devices with the UC3843BD1013TR from STMicroelectronics, a leading manufacturer known for top-quality products. This switching regulator and controller offers reliable performance in a compact package, making it ideal for a wide range of applications. With features like current-mode control and pulse width modulation, this product ensures efficient power management and precise voltage regulation. Trust STMicroelectronics to deliver innovation and excellence in every component, providing you with the value and benefits you deserve.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The use of plastic/epoxy as the package body material ensures that the product is lightweight and durable.

Surface Mount: YES

Being surface mountable makes the product easy to integrate into PCB designs, saving space and enabling efficient assembly.

Control Mode: CURRENT-MODE

Current-mode control provides better transient response and improved noise immunity, enhancing the performance of the switching regulator.

Nominal Input Voltage: 15 V

With a nominal input voltage of 15V, this product is suitable for a wide range of applications requiring stable power conversion.

Maximum Output Current: 1 A

The maximum output current of 1A allows this switching regulator to deliver sufficient power for various electronic devices.

Maximum Switching Frequency: 500 kHz

A high maximum switching frequency of 500 kHz enables efficient power conversion while keeping size and cost in check.

Technical Specifications

Switching Regulators & Controllers UC3843BD1013TR attributes and parameters. Explore more Switching Regulators & Controllers devices from STMicroelectronics

Specs

Other IC type:

Control Mode:

CURRENT-MODE

Control Technique:

PULSE WIDTH MODULATION

Maximum Input Voltage:

30 V

Minimum Input Voltage:

8.2 V

Nominal Input Voltage:

15 V

JESD-30 Code:

R-PDSO-G8

JESD-609 Code:

e3

Length:

4.9 mm

Moisture Sensitivity Level (MSL):

1

No. of Functions:

1

No. of Terminals:

8

Maximum Operating Temperature:

70 Cel

Minimum Operating Temperature:

0 Cel

Maximum Output Current:

1 A

Package Body Material:

PLASTIC/EPOXY

Package Code:

SOP

Package Equivalence Code:

SOP8,.25

Package Shape:

Package Style (Meter):

SMALL OUTLINE

Peak Reflow Temperature (C):

260

Qualification:

Not Qualified

Maximum Seated Height:

1.75 mm

Sub-Category:

Switching Regulator or Controllers

Surface Mount:

YES

Switcher Config:

SINGLE

Maximum Switching Frequency:

500 kHz

Technology:

BIPOLAR

Temperature Grade:

Terminal Finish:

Matte Tin (Sn) - annealed

Terminal Form:

GULL WING

Terminal Pitch:

1.27 mm

Terminal Position:

DUAL

Maximum Time At Peak Reflow Temperature (s):

30

Width (mm):

3.9 mm

Trade Compliance

UC3843BD1013TR 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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