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LDS3985M50R

STMicroelectronics

LDS3985M50R by STMicroelectronics

LDS3985M50R by STMicroelectronics is a fixed positive LDO regulator with a nominal output voltage of 5V and a max output current of 0.3A. It operates efficiently in temperatures from -40 °C to 125 °C, featuring a low dropout voltage of just 0.15V. Ideal for compact applications, it comes in a small outline package with gull-wing terminals for easy surface mounting.

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 . 6,022 parts In-Stock

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6,022

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Digiode

USA . 1,888 parts In-Stock

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1,888

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Anansix

USA . 1,330 parts In-Stock

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1,330

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Distributors (Availability)

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

IDEA Electronic Components Group

UK . 1,810 parts In-Stock

1+ parts

$4.771

100+ parts

-

1k+ parts

$4.294

10k+ parts

-

1,810

$4.771

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$4.294

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Microchip USA

USA . 308 parts In-Stock

1+ parts

$8.275

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-

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308

$8.275

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MKK Technologies

India . 606 parts In-Stock

1+ parts

$8.972

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606

$8.972

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DigiPath Technology Company

USA . 606 parts In-Stock

1+ parts

$8.972

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-

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606

$8.972

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AZTECH Wire

Italy . 706 parts In-Stock

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$9.100

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706

$9.100

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Component Stockers USA

USA . 321 parts In-Stock

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$99.990

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321

$99.990

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Kepictronics

USA . 306,000 parts In-Stock

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Perfect Parts

USA . 9,327 parts In-Stock

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Vigor

Singapore . 9,021 parts In-Stock

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9,021

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A-Z Elektronik GmbH

Germany . 6,027 parts In-Stock

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6,027

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Alle Elektronik GmbH

Germany . 4,018 parts In-Stock

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4,018

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Parana Technologies

USA . 760 parts In-Stock

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$5.705

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760

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$5.705

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Corphita

USA . 596 parts In-Stock

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596

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Overview

Elevate your projects with the LDS3985M50R by STMicroelectronics, a top-tier fixed LDO regulator designed for precision and reliability. With exceptional thermal performance and minimal dropout voltage, it ensures stable power delivery across diverse applications, from consumer electronics to industrial systems. Trust in STMicroelectronics’ commitment to quality and innovation, empowering your designs with efficiency, durability, and ease of integration.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The use of plastic/epoxy for the package body offers excellent mechanical strength and moisture resistance, ensuring durability in various environmental conditions.

Maximum Dropout Voltage: 1.25 V

A relatively low maximum dropout voltage allows for efficient performance, maximizing output voltage stability even under varying loads.

Surface Mount: YES

Surface mount technology enables compact designs and enhances manufacturing efficiency, making it suitable for high-density circuit boards.

Operating Temperature (TJ-Max): 125 °C

A maximum operating temperature of 125 °C ensures reliability in harsh environments, making this LDO regulator suitable for a variety of applications.

Technology: BICMOS

BICMOS technology combines the advantages of both bipolar and CMOS technologies, providing high performance with low power consumption.

Package Shape: RECTANGULAR

The rectangular package shape is optimized for space efficiency, allowing for easy integration into circuit layouts.

Terminal Form: GULL WING

Gull wing terminals provide excellent soldering reliability and ease of placement, facilitating efficient assembly processes.

Operating Temperature (TJ-Min): -40 °C

The wide operating temperature range from -40 °C to 125 °C makes this LDO regulator suitable for both industrial and automotive applications.

Packing Method: TR

Tape and reel packaging allows for automated assembly and handling, increasing efficiency in manufacturing.

Minimum Output Voltage: 4.85 V

The ability to provide a minimum output voltage of 4.85 V ensures compatibility with a wide range of electronic devices requiring stable voltage.

Maximum Voltage Tolerance: 3 %

A maximum voltage tolerance of 3% allows for reliable output voltage regulation, essential for sensitive electronic components.

Nominal Output Voltage: 5 V

With a nominal output voltage of 5 V, this regulator meets the common voltage requirements for microprocessors and digital circuits.

No. of Terminals: 5

A 5-terminal configuration provides flexibility in circuit designs, allowing for easier integration and layout planning.

Package Style (Meter): SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

The small outline and low profile design aid in space-saving opportunities within compact electronic devices.

Adjustability: FIXED

The fixed output provides simplicity in design and application, making it easier for engineers to implement in their circuits.

Terminal Pitch: 0.95 mm

A terminal pitch of 0.95 mm allows for close spacing, saving valuable PCB real estate while ensuring stable connections.

Maximum Line Regulation: 0.00475 %

This exceptional line regulation ensures minimal output voltage variation in response to input voltage changes, enhancing overall performance.

Regulator Type: FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

Being a fixed positive LDO regulator makes it ideal for applications requiring a consistent output voltage without additional adjustments.

Terminal Finish: Matte Tin (Sn) - annealed

The matte tin terminal finish enhances solderability and prevents oxidation, improving the longevity and reliability of connections.

Terminal Position: DUAL

Dual terminal positioning provides ease of mounting and enhances layout flexibility for designers.

Maximum Output Voltage: 5.15 V

A maximum output voltage of 5.15 V allows for a small overhead, accommodating variations in load without voltage drops.

Maximum Seated Height: 1.45 mm

With a low seated height, this product is suitable for slim electronic designs, promoting space efficiency.

Width: 1.625 mm

The compact width facilitates integration into space-restricted applications, making it a versatile choice for various projects.

Maximum Load Regulation: 0.0598 %

The excellent load regulation ensures stable output despite fluctuations in load current, critical for sensitive electronic operations.

Minimum Input Voltage: 2.5 V

A minimum input voltage of 2.5 V enhances compatibility with various power sources, including battery-operated devices.

Maximum Output Current: 0.3 A

With a maximum output current of 0.3 A, this regulator can power a range of small to moderately demanding load applications.

Maximum Time At Peak Reflow Temperature: 30 s

A prolonged peak reflow time allows for reliable soldering during assembly processes, ensuring robust connections.

Peak Reflow Temperature: 260 °C

A peak reflow temperature rating of 260 °C ensures compatibility with high-temperature soldering processes, safeguarding product integrity.

Nominal Dropout Voltage: 0.15 V

The low nominal dropout voltage indicates high efficiency, especially important for battery-powered applications.

Length: 2.9 mm

The length of 2.9 mm ensures compact design, making it suitable for applications with stringent space constraints.

Maximum Input Voltage: 6 V

A maximum input voltage of 6 V expands its compatibility with various power management circuits, enhancing versatility.

Maximum Input Voltage Absolute: 6 V

An absolute maximum input voltage of 6 V ensures that the LDO can withstand nominal input values, thus protecting the device from over-voltage conditions.

Technical Specifications

Fixed Regulators - Positive Single Output LDO LDS3985M50R attributes and parameters. Explore more Fixed Regulators - Positive Single Output LDO devices from STMicroelectronics

Specs

Adjustability:

FIXED

Maximum Dropout Voltage-1:

.25 V

Nominal Dropout Voltage-1:

.15 V

Maximum Input Voltage Absolute:

6 V

Maximum Input Voltage:

6 V

Minimum Input Voltage:

2.5 V

JESD-30 Code:

R-PDSO-G5

JESD-609 Code:

e3

Length:

2.9 mm

Maximum Line Regulation:

.00475 %

Maximum Load Regulation:

.0598 %

Moisture Sensitivity Level (MSL):

1

No. of Functions:

1

No. of Outputs:

1

No. of Terminals:

5

Operating Temperature (TJ-Max):

125 Cel

Operating Temperature (TJ-Min):

-40 Cel

Maximum Output Current-1:

.3 A

Maximum Output Voltage-1:

5.15 V

Minimum Output Voltage-1:

4.85 V

Nominal Output Voltage-1:

5 V

Package Body Material:

PLASTIC/EPOXY

Package Code:

Package Equivalence Code:

TSOP5/6,.11,37

Package Shape:

RECTANGULAR

Package Style (Meter):

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

Packing Method:

TR

Peak Reflow Temperature (C):

260

Qualification Status:

Not Qualified

Maximum Seated Height:

1.45 mm

Sub-Category:

Other Regulators

Surface Mount:

YES

Technology:

BICMOS

Terminal Finish:

Matte Tin (Sn) - annealed

Terminal Form:

Terminal Pitch:

.95 mm

Terminal Position:

DUAL

Maximum Time At Peak Reflow Temperature (s):

30

Maximum Voltage Tolerance:

3 %

Width:

1.625 mm

Trade Compliance

LDS3985M50R Regulators 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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