LT8640EUDC#TRPBF

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LT8640EUDC#TRPBF

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IC REG BUCK ADJUSTABLE 5A 20QFN

  • ПроизводительКомпания Analog Devices Inc.

  • Мфр. Часть #LT8640EUDC#TRPBF

  • Лист данных LT8640EUDC#TRPBF DataSheet

  • Пакет QFN-18

  • В наличии3347

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Спецификации

Атрибут Ценность
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 3.4V
Voltage-Input(Max) 42V
Voltage-Output(Min/Fixed) 0.97V
Voltage-Output(Max) 42V
Current-Output 5A
Frequency-Switching 210kHz ~ 2MHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 20-WFQFN, 18 Leads, Exposed Pad

Обзор

Description

The LT8640EUDC#TRPBF is a step-down (buck) switching regulator designed by Analog Devices, part of their Power by Linear series. It features a high-efficiency synchronous design, allowing it to deliver up to 5A of continuous output current while minimizing power loss. With an input voltage range from 3V to 42V, it is suitable for applications requiring high input voltages, such as automotive systems and industrial power supplies.
Key features include a fast 1MHz switching frequency, which enables the use of small external components, and its Silent Switcher architecture that reduces EMI emissions, making it compatible with noise-sensitive applications. The device also offers low quiescent current, excellent transient response, and high efficiency across a wide load range.
The LT8640EUDC#TRPBF comes in a compact 4mm x 4mm DFN package with exposed pads for enhanced thermal performance. Additional features include input undervoltage lockout, output soft-start, and power good indication. These characteristics make it a versatile and robust choice for designers needing reliable, efficient power solutions.

Equivalent

The LT8640EUDC#TRPBF is a high-efficiency monolithic step-down regulator. Equivalent products include the TPS568230 from Texas Instruments, the MP8765 from Monolithic Power Systems, and the ADP2384 from Analog Devices. These alternatives offer similar functionality in terms of input voltage range, output current capabilities, and efficiency. Ensure to review the datasheets for specific performance metrics and compatibility with your application needs.

Features

The LT8640EUDC#TRPBF is a high-efficiency, high-speed synchronous monolithic step-down switching regulator. It features a wide input voltage range of 3.4V to 42V and can deliver up to 5A of continuous output current, making it suitable for various applications, including automotive, industrial, and communications systems. The device offers an adjustable output voltage range from 0.81V to 15V.
Key features include Silent Switcher® architecture, which minimizes EMI emissions, and an ultralow quiescent current of 2.5µA, enhancing battery life in low-power applications. The switching frequency is adjustable between 200kHz and 3MHz, allowing flexibility in design trade-offs between efficiency and component size. It also includes features like internal compensation, a fast transient response, and short-circuit protection.
The LT8640EUDC#TRPBF comes in a compact 4mm x 4mm DFN package, supporting higher power density designs. Overall, it offers an efficient, low-noise power supply solution with easy integration into a variety of electronics applications.

Pinout

The LT8640EUDC#TRPBF is a step-down switching regulator from Analog Devices. It is designed to deliver high efficiency at high switching frequencies. This component has a 12-pin leadless DFN package. Here are some key functions and features:
1. Input Voltage Range: The device can handle input voltages up to 42V.
2. Output Current: It provides up to 5A of continuous output current.
3. Efficiency: High efficiency, with synchronous rectification and Burst Mode operation to improve efficiency at light loads.
4. Switching Frequency: The switching frequency is adjustable and can be synchronized to an external clock for noise-sensitive applications.
5. Fast Transient Response: Its design allows for fast transient response and minimal external components.
6. Low Ripple: It features a low ripple Burst Mode operation for increased efficiency at light loads.
7. Protection: It includes various protection features such as short-circuit, thermal shutdown, and overcurrent protection.
This combination of features makes the LT8640EUDC#TRPBF suitable for a wide range of applications, particularly in automotive and industrial systems.

Manufacturer

The LT8640EUDC#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational company that specializes in the design and manufacturing of semiconductor devices. Founded in 1965 and headquartered in Norwood, Massachusetts, the company focuses on high-performance analog, mixed-signal, and digital signal processing technologies. These technologies are used in a wide range of applications across various industries, including communications, automotive, industrial, healthcare, and consumer electronics. Analog Devices is known for its commitment to innovation and quality, and it has a broad product portfolio that includes data converters, amplifiers, power management devices, and other semiconductor solutions.

Application

The LT8640EUDC#TRPBF is a high-efficiency synchronous step-down regulator commonly used in applications requiring compact size and high-performance power conversion. Key application areas include:
1. Automotive Systems: Supports wide input voltage range and high-efficiency power conversion for electronic control units (ECUs) and infotainment systems.
2. Telecommunications: Provides efficient power regulation for networking and communication equipment.
3. Industrial Equipment: Suitable for powering sensors, controllers, and other industrial electronics.
4. Consumer Electronics: Used in portable devices where space and power efficiency are critical.
5. Data Centers: Facilitates power distribution with minimal heat generation and high efficiency.
These applications benefit from its high switching frequency, compact design, and reduced EMI (Electromagnetic Interference).

Package

The LT8640EUDC#TRPBF is a DC/DC step-down regulator from Analog Devices. It comes in a 4mm x 4mm QFN (Quad Flat No-leads) package type with 24 leads. This package is designed for efficient thermal performance and space-saving in compact electronic applications.

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