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E-UC3843BD1

STMicroelectronics

E-UC3843BD1 by STMicroelectronics

E-UC3843BD1 by STMicroelectronics is a compact switching controller designed for efficient power management. It operates with a nominal input voltage of 15V, supports a max output current of 1A, and features a max switching frequency of 500kHz. Ideal for applications requiring reliable current-mode control in space-constrained environments.

Median Price

-

Lifecycle Status

Suppliers In-Stock

3

In-Stock Inventory

1k+

Distributors (In-Stock)

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

Vyrian

USA . 8,944 parts In-Stock

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8,944

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Anansix

USA . 2,413 parts In-Stock

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2,413

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Digiode

USA . 629 parts In-Stock

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629

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Distributors (Availability)

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Native Components

USA . 12 parts In-Stock

1+ parts

$1.088

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-

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12

$1.088

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Northwest PG Solutions

USA . 922 parts In-Stock

1+ parts

$1.196

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-

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922

$1.196

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Ampacity Inc.

Singapore . 302 parts In-Stock

1+ parts

$5.500

100+ parts

-

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302

$5.500

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AZTECH Wire

Italy . 894 parts In-Stock

1+ parts

$10.500

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-

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894

$10.500

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IDEA Electronic Components Group

UK . 1,568 parts In-Stock

1+ parts

$11.533

100+ parts

-

1k+ parts

$10.380

10k+ parts

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1,568

$11.533

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$10.380

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MKK Technologies

India . 2,314 parts In-Stock

1+ parts

$21.687

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2,314

$21.687

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DigiPath Technology Company

USA . 2,314 parts In-Stock

1+ parts

$21.687

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2,314

$21.687

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Component Stockers USA

USA . 476 parts In-Stock

1+ parts

$99.990

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476

$99.990

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QUARKTWIN TECHNOLOGY LTD

USA . 10,656 parts In-Stock

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Microchip USA

USA . 4,460 parts In-Stock

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4,460

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Corphita

USA . 4,102 parts In-Stock

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4,102

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Parana Technologies

USA . 943 parts In-Stock

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$13.790

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943

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$13.790

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Overview

Unlock unparalleled efficiency with the E-UC3843BD1 from STMicroelectronics, a leader in innovative semiconductor solutions. This cutting-edge switching regulator brings exceptional performance and reliability to your designs, ensuring smooth operation across various applications. Its compact size and advanced current-mode control make it perfect for power management in consumer electronics and industrial systems alike. Elevate your projects with ST's commitment to quality and experience unmatched value today!

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The use of plastic/epoxy ensures durability and resistance to environmental factors, contributing to the reliability of the switching regulator.

Surface Mount: YES

Surface mount technology allows for compact designs and efficient space utilization on PCBs, making integration easier.

Package Shape: RECTANGULAR

The rectangular shape optimizes space on circuit boards, allowing for more efficient component layout.

No. of Terminals: 8

The 8 terminals provide multiple connection options for input and output, enhancing versatility in circuit designs.

Package Style (Meter): SMALL OUTLINE

The small outline package style supports modern, compact electronics designs, contributing to overall system miniaturization.

Maximum Operating Temperature: 70 °C

A maximum operating temperature of 70 °C makes this product suitable for various environments, ensuring stable performance without overheating.

Control Mode: CURRENT-MODE

Current-mode control enhances stability and improves dynamic response, making the device more efficient in regulating output.

Minimum Operating Temperature: 0 °C

Starting at 0 °C allows this regulator to function reliably in a wide range of applications, including those that operate in cooler environments.

Terminal Position: DUAL

Dual terminal positioning allows for flexibility in PCB design and easier layout in different configurations.

Maximum Seated Height: 1.75 mm

A low seated height contributes to the slim profile of the regulator, enabling it to fit into compact designs.

Width: 3.9 mm

A narrow width is ideal for dense circuit layouts, making this regulator suitable for a variety of applications where space is at a premium.

Other IC type: SWITCHING CONTROLLER

As a switching controller, it offers efficiency and thermal performance advantages compared to linear regulators.

Nominal Input Voltage: 15 V

The nominal input voltage of 15 V is well-suited for a wide range of applications, ensuring compatibility with various power supplies.

Length: 4.9 mm

A short length complements compact designs, allowing for effective space management on circuit boards.

Temperature Grade: COMMERCIAL

The commercial temperature grade is sufficient for a wide array of everyday applications, balancing performance and cost-effectiveness.

Maximum Switching Frequency: 500 kHz

A high switching frequency of 500 kHz enables smaller passive components, reducing overall circuit size and improving efficiency.

Maximum Output Current: 1 A

With a maximum output current of 1 A, this product is capable of powering various devices and meets many application requirements.

Terminal Form: GULL WING

Gull wing terminals facilitate easy soldering processes and improve mechanical stability on PCB, enhancing the robustness of the connection.

Control Technique: PULSE WIDTH MODULATION

Using pulse width modulation allows for efficient power management and output regulation, contributing to reduced power losses.

Switcher Config: SINGLE

Single switcher configuration simplifies circuit design and is ideal for standard applications needing efficient regulation.

Terminal Pitch: 1.27 mm

A terminal pitch of 1.27 mm is compatible with common PCB layouts, making it easier to design and manufacture PCBs.

Minimum Input Voltage: 8.2 V

A minimum input voltage of 8.2 V allows for flexibility in battery-operated designs and other low-voltage applications.

Maximum Input Voltage: 30 V

The capability to handle up to 30 V input makes this regulator versatile for use in various electronic systems and applications.

Technical Specifications

Switching Regulators & Controllers E-UC3843BD1 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

Length:

4.9 mm

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 Shape:

Package Style (Meter):

SMALL OUTLINE

Qualification:

Not Qualified

Maximum Seated Height:

1.75 mm

Surface Mount:

YES

Switcher Config:

SINGLE

Maximum Switching Frequency:

500 kHz

Temperature Grade:

Terminal Form:

GULL WING

Terminal Pitch:

1.27 mm

Terminal Position:

DUAL

Width (mm):

3.9 mm

Trade Compliance

E-UC3843BD1 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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