LMR14050SQDDARQ1

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LMR14050SQDDARQ1

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IC REG BUCK ADJUSTABLE 5A 8SOPWR

  • FabricanteTexas Instruments

  • Peça do Fabricante #LMR14050SQDDARQ1

  • Pacote SOP-8

  • Em Estoque1962

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Especificações

Atributo Valor
Package / Case Tape & Reel (TR),Cut Tape (CT)
Series Automotive, AEC-Q100, SIMPLE SWITCHER®
Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 4V
Voltage - Input (Max) 40V
Voltage - Output (Min/Fixed) 0.8V
Voltage - Output (Max) 28V
Current - Output 5A
Frequency - Switching 200kHz ~ 2.5MHz
Synchronous Rectifier No
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount

Visão Geral

Description

The LMR14050SQDDARQ1 is a step-down DC-DC converter designed for automotive applications. Developed by Texas Instruments, this component is part of the LMR14050-Q1 series, known for its high efficiency and reliability. The converter is capable of delivering up to 5A of continuous output current and operates over an input voltage range of 4V to 40V, making it suitable for various automotive power systems.
Key features include its ability to handle transient voltage spikes, a compact size suitable for space-constrained environments, and thermal shutdown protection. The device also offers a wide switching frequency range, allowing designers the flexibility to optimize for efficiency or component size. It supports fixed frequency operation and can be synchronized to an external clock, aiding in noise-sensitive applications.
This part is AEC-Q100 qualified, ensuring it meets the industry's stringent automotive standards. Its robust performance under challenging conditions makes it ideal for use in automotive infotainment systems, cluster displays, and other electronic control units.

Equivalent

The LMR14050SQDDARQ1 is a 40V, 5A step-down voltage regulator from Texas Instruments. Equivalent products include:
1. LMR33630: Another TI part, this offers similar input voltage range and functionality.
2. MP2451: From Monolithic Power Systems, it's a 40V, 5A step-down converter.
3. LM2596: A popular 3A version by TI, suitable for less current.
4. LT8609: From Analog Devices, provides a similar step-down capability.
Ensure compatibility with your specific needs, such as input voltage range and output current.

Features

The LMR14050SQDDARQ1 is a robust DC-DC buck converter from Texas Instruments, designed for automotive applications with the following key features:
1. Input Voltage Range: Operates efficiently over a wide input voltage range of 4.5V to 40V, making it suitable for automotive battery systems.
2. Output Current: Capable of delivering up to 5A continuous output current.
3. Switching Frequency: Features a fixed 2.1 MHz switching frequency, allowing for smaller component sizes and reduced solution footprint.
4. Efficiency: High efficiency of up to 90% for reduced heat dissipation and improved performance.
5. Thermal Protection: Includes thermal shutdown protection to prevent overheating, enhancing reliability in automotive environments.
6. Low Quiescent Current: Features a low quiescent current of 28 µA, making it energy-efficient in idle conditions.
7. Package: Available in a 10-pin WSON package, which is compact and suitable for space-constrained applications.
8. Qualification: Automotive-grade, AEC-Q100 qualified, ensuring high reliability under demanding conditions.
This converter is ideal for powering a variety of automotive electronic systems, providing stable voltage regulation and efficiency.

Pinout

The LMR14050SQDDARQ1 is a step-down DC-DC converter from Texas Instruments, designed for automotive applications. It is part of the LMR14050-Q1 series, which is AEC-Q100 qualified. This device comes in a 10-pin WSON (DSQ) package. The primary function of the LMR14050SQDDARQ1 is to convert a higher input voltage to a lower output voltage, efficiently delivering up to 5 A of continuous output current. It is suitable for applications requiring high efficiency, a wide input voltage range (4 V to 40 V), and a fixed frequency operation. Its compact design, combined with features like internal compensation, current mode control, and a low dropout mode, makes it a versatile choice for automotive, industrial, and battery-powered systems.

Manufacturer

The LMR14050SQDDARQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of analog and embedded processing chips. These components are used in electronic systems and devices across various industries, including automotive, consumer electronics, communications, and industrial applications. TI is known for its extensive portfolio of products, which includes power management, microcontrollers, sensors, and more, enabling innovation and efficiency in electronic design.

Application

The LMR14050SQDDARQ1 is a step-down DC-DC converter designed for various automotive and industrial applications. Key application areas include automotive infotainment systems, telematics, and advanced driver-assistance systems (ADAS). It is also used in industrial automation, building control systems, and distributed power systems. Its ability to efficiently convert voltage makes it suitable for battery-powered devices and power management systems requiring high efficiency and reliability.

Package

The LMR14050SQDDARQ1 is packaged in a WSON (Wettable Flank Small Outline No-lead) package with eight pins. Specifically, it is a 8-VSON package with a size of 4.00 mm x 4.00 mm, making it suitable for automotive applications where space-saving is critical.

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