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UC3843BD1G

Onsemi

UC3843BD1G by Onsemi

UC3843BD1G by Onsemi 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 due to its pulse width modulation control technique.

Median Price

$0.582

Lifecycle Status

Suppliers In-Stock

32

In-Stock Inventory

1k+

Distributors (Authorized)

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

Farnell

UK . 25,285 parts In-Stock

1+ parts

$0.545

100+ parts

$0.255

1k+ parts

$0.244

10k+ parts

$0.219

25,285

$0.545

$0.255

$0.244

$0.219

Mouser Electronics

USA . 28,301 parts In-Stock

1+ parts

$0.620

100+ parts

$0.319

1k+ parts

$0.302

10k+ parts

$0.280

28,301

$0.620

$0.319

$0.302

$0.280

DigiKey

USA . 615 parts In-Stock

1+ parts

$0.620

100+ parts

$0.345

1k+ parts

$0.303

10k+ parts

$0.274

615

$0.620

$0.345

$0.303

$0.274

Element14

Singapore . 41,249 parts In-Stock

1+ parts

$0.880

100+ parts

$0.407

1k+ parts

$0.328

10k+ parts

$0.326

41,249

$0.880

$0.407

$0.328

$0.326

Newark

USA . 25,149 parts In-Stock

1+ parts

$1.080

100+ parts

$0.561

1k+ parts

$0.411

10k+ parts

$0.403

25,149

$1.080

$0.561

$0.411

$0.403

Adafruit Industries

USA . 450 parts In-Stock

1+ parts

$10.368

100+ parts

$9.850

1k+ parts

$9.850

10k+ parts

-

450

$10.368

$9.850

$9.850

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Flip Electronics (Authorized)

USA . 218,990 parts In-Stock

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218,990

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Arrow

USA . 4,554 parts In-Stock

1+ parts

-

100+ parts

$0.207

1k+ parts

$0.202

10k+ parts

$0.193

4,554

-

$0.207

$0.202

$0.193

Verical

USA . 4,508 parts In-Stock

1+ parts

-

100+ parts

$0.207

1k+ parts

$0.202

10k+ parts

$0.193

4,508

-

$0.207

$0.202

$0.193

Master Electronics

USA . 2,058 parts In-Stock

1+ parts

-

100+ parts

$0.234

1k+ parts

$0.225

10k+ parts

$0.214

2,058

-

$0.234

$0.225

$0.214

EBV Elektronik

Germany . 1,862 parts In-Stock

1+ parts

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1,862

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Chip1Stop

Japan . 345 parts In-Stock

1+ parts

-

100+ parts

$0.298

1k+ parts

$0.258

10k+ parts

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345

-

$0.298

$0.258

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Distrelec

Netherlands . 17 parts In-Stock

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17

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Distributors (In-Stock)

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

Nova Conductors

Japan . 10 parts In-Stock

1+ parts

$0.304

100+ parts

-

1k+ parts

-

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10

$0.304

-

-

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TME

Poland . 1,559 parts In-Stock

1+ parts

$0.580

100+ parts

$0.274

1k+ parts

-

10k+ parts

-

1,559

$0.580

$0.274

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Digiode

USA . 1,125 parts In-Stock

1+ parts

$0.632

100+ parts

-

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1,125

$0.632

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Flip Electronics

USA . 208,990 parts In-Stock

1+ parts

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208,990

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Vyrian

USA . 25,295 parts In-Stock

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25,295

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IBS Electronics

USA . 4,802 parts In-Stock

1+ parts

-

100+ parts

$0.302

1k+ parts

$0.264

10k+ parts

$0.258

4,802

-

$0.302

$0.264

$0.258

NAC Semi

USA . 2,156 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$0.420

10k+ parts

$0.382

2,156

-

-

$0.420

$0.382

Holdelec - ElecDif-Pro

France . 1,831 parts In-Stock

1+ parts

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1,831

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Lantek

USA . 1,568 parts In-Stock

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1,568

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ACDS - Activité Composants Distribution Service

France . 740 parts In-Stock

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740

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Chip Stock

USA . 520 parts In-Stock

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520

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Bristol Electronics

USA . 467 parts In-Stock

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467

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Partservice

France . 294 parts In-Stock

1+ parts

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1k+ parts

$0.302

10k+ parts

$0.302

294

-

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$0.302

$0.302

LIBRA Elektronik GmbH

Germany . 100 parts In-Stock

1+ parts

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100

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Zilex Electronics Inc.

Canada . 98 parts In-Stock

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98

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Classic Components Corporation

USA . 95 parts In-Stock

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95

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Sunrise Surplus Inc.

USA . 49 parts In-Stock

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49

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Martec Srl

Italy . 40 parts In-Stock

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40

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Sensible Micro Corp

USA . 12 parts In-Stock

1+ parts

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100+ parts

$0.283

1k+ parts

$0.261

10k+ parts

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12

-

$0.283

$0.261

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Distributors (Availability)

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

Ampacity Inc.

Singapore . 25,045 parts In-Stock

1+ parts

$0.253

100+ parts

-

1k+ parts

-

10k+ parts

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25,045

$0.253

-

-

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Semicontronic

India . 23,137 parts In-Stock

1+ parts

$0.253

100+ parts

$0.247

1k+ parts

$0.245

10k+ parts

-

23,137

$0.253

$0.247

$0.245

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Argo Parts USA

USA . 1,644 parts In-Stock

1+ parts

$0.259

100+ parts

-

1k+ parts

-

10k+ parts

$0.251

1,644

$0.259

-

-

$0.251

Corohmni

South Africa . 180 parts In-Stock

1+ parts

$0.271

100+ parts

-

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180

$0.271

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Aranea Global

USA . 50 parts In-Stock

1+ parts

$0.298

100+ parts

-

1k+ parts

$0.286

10k+ parts

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50

$0.298

-

$0.286

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Continental Prestige Electronics

USA . 2 parts In-Stock

1+ parts

$0.563

100+ parts

$0.317

1k+ parts

$0.231

10k+ parts

$0.213

2

$0.563

$0.317

$0.231

$0.213

Corphita

USA . 2,171 parts In-Stock

1+ parts

$0.598

100+ parts

-

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10k+ parts

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2,171

$0.598

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Vigor

Singapore . 37,389 parts In-Stock

1+ parts

$0.680

100+ parts

-

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-

10k+ parts

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37,389

$0.680

-

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Advanced Electronics

New Zealand . 450 parts In-Stock

1+ parts

$10.368

100+ parts

$9.850

1k+ parts

$9.850

10k+ parts

-

450

$10.368

$9.850

$9.850

-

Aztec Data Supply Inc.

USA . 515 parts In-Stock

1+ parts

$10.975

100+ parts

-

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515

$10.975

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Perfect Parts

USA . 246,045 parts In-Stock

1+ parts

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246,045

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Kepictronics

USA . 14,441 parts In-Stock

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14,441

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Lixinc

USA . 11,071 parts In-Stock

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TANS Electronics

Latvia . 6,237 parts In-Stock

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QUARKTWIN TECHNOLOGY LTD

USA . 4,858 parts In-Stock

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4,858

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Kulean Microsystems

USA . 4,535 parts In-Stock

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4,535

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SupplyDigital Components

Austria . 3,873 parts In-Stock

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3,873

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Eastek

USA . 2,548 parts In-Stock

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2,548

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GreenTree Electronics

Israel . 2,254 parts In-Stock

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2,254

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Metaverse IC Inc.

Canada . 1,282 parts In-Stock

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1,282

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Glotronic Ltd.

UK . 1,176 parts In-Stock

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1,176

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Problanco Electronics

Mexico . 1,123 parts In-Stock

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1,123

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Authorized Procurement Solutions

USA . 1,093 parts In-Stock

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1,093

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Cyclops Electronics Ltd (Excess)

UK . 740 parts In-Stock

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740

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UHIMA Technologies

Türkiye . 291 parts In-Stock

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291

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Robosynatics

Brazil . 250 parts In-Stock

1+ parts

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100+ parts

$4.794

1k+ parts

$4.794

10k+ parts

$4.794

250

-

$4.794

$4.794

$4.794

Lucentia Tech

USA . 250 parts In-Stock

1+ parts

-

100+ parts

$4.794

1k+ parts

$4.794

10k+ parts

$4.794

250

-

$4.794

$4.794

$4.794

Assy Fe

Spain . 40 parts In-Stock

1+ parts

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40

-

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Overview

Unlock the power of efficient energy management with the UC3843BD1G by Onsemi. A leader in the industry, Onsemi ensures top-notch quality and reliability in all their products. The UC3843BD1G, falling under the category of Switching Regulators & Controllers, offers a wide range of applications for various industries. With a focus on current-mode control and pulse width modulation, this small outline package brings value and benefits to customers looking for a versatile solution for their power management needs. Trust Onsemi to deliver excellence with the UC3843BD1G.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The use of plastic/epoxy material ensures durability and protection for the internal components of the regulator, making it a reliable choice for long-term use.

Surface Mount: YES

Being surface mountable allows for easy and efficient installation on circuit boards, saving time and effort during manufacturing and assembly.

Control Mode: CURRENT-MODE

Current-mode control provides superior transient response and overcurrent protection, ensuring stable and efficient operation of the switching regulator.

Maximum Output Current: 1 A

With a maximum output current of 1 A, this switching regulator is capable of providing sufficient power for a variety of electronic devices or components.

Maximum Switching Frequency: 500 kHz

A high maximum switching frequency of 500 kHz enables efficient power conversion with minimal losses, making this regulator suitable for high-performance applications.

Technical Specifications

Switching Regulators & Controllers UC3843BD1G attributes and parameters. Explore more Switching Regulators & Controllers devices from Onsemi

Specs

Other IC type:

Control Mode:

CURRENT-MODE

Control Technique:

PULSE WIDTH MODULATION

Maximum Input Voltage:

25 V

Minimum Input Voltage:

12 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

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

UC3843BD1G 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

Onsemi

Established in 1999, Onsemi is a leading global provider of power and image-sensing technologies. They are dedicated to building a better future for the automotive, industrial, cloud, medical, and IoT markets. Onsemi's core technologies include analog, digital, and mixed-signal products that offer innovative solutions for advanced automotive systems; highly reliable power management products for industrial applications; low-cost imaging solutions for medical equipment and consumer electronics; and robust communication architectures for the Internet of Things (IoT).

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Management team

President, CEO

Hassane El-Khoury

Executive VP, CFO, Treasurer

Thad Trent

Senior VP

Ross F. Jatou

Manufacturer fab locations 15

Fab name Location Fab Initiation Wafer Capacity

Aizu Fab

Fabrication

Fab Initiation

1995

Japan

Aizu Wakamatsu

Wafer Capacity

52,000

1995

52,000

Si/EPI Fab

Fabrication

Fab Initiation

2018

Czech Republic

Rožnov pod Radhoštěm

Wafer Capacity

10,000

2018

10,000

Expansion Phase 1 for SiC / EPI

Fabrication

Fab Initiation

2019

Czech Republic

Rožnov pod Radhoštěm

Wafer Capacity

14,500

2019

14,500

Expansion Phase 2 for SiC / EPI

Fabrication

Fab Initiation

2024

Czech Republic

Rožnov pod Radhoštěm

Wafer Capacity

2024

SiC Fab

Fabrication

Fab Initiation

2022

USA

Hudson

Wafer Capacity

2022

Bucheon

Fabrication

Fab Initiation

2013

South Korea

Bucheon

Wafer Capacity

61,000

2013

61,000

ISMF - Malaysia

Fabrication

Fab Initiation

1990

Malaysia

Seremban

Wafer Capacity

95,000

1990

95,000

Roznov Device Fab

Fabrication

Fab Initiation

1987

Czech Republic

Rožnov pod Radhoštěm

Wafer Capacity

80,000

1987

80,000

Fab 10

Fabrication

Fab Initiation

2002

USA

East Fishkill

Wafer Capacity

15,000

2002

15,000

Burlington

Fabrication

Fab Initiation

1986

Canada

Burlington

Wafer Capacity

1986

Gresham

Fabrication

Fab Initiation

1998

USA

Gresham

Wafer Capacity

45,000

1998

45,000

Bucheon 150mm

Fabrication

Fab Initiation

2000

South Korea

Bucheon

Wafer Capacity

50,000

2000

50,000

Rochester

Fabrication

Fab Initiation

1983

USA

Rochester

Wafer Capacity

10,000

1983

10,000

Nampa

Fabrication

Fab Initiation

1995

USA

Nampa

Wafer Capacity

1995

Pennsylvania

Fabrication

Fab Initiation

1997

USA

Mountain Top

Wafer Capacity

36,000

1997

36,000

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