LT8650SEV#PBF

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LT8650SEV#PBF

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IC REG BCK 3.3V/5V 4A DL 32LQFN

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Especificações

Atributo Valor
Package Tray
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 2
Voltage-Input(Min) 3V
Voltage-Input(Max) 42V
Voltage-Output(Max) 42V
Current-Output 4A
Frequency-Switching 300kHz ~ 3MHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 32-TFQFN Exposed Pad, 28 Leads

Visão Geral

Description

The LT8650SEV#PBF is a dual synchronous step-down switching regulator from Analog Devices, designed for high efficiency and compact applications. It operates from an input voltage range of 3V to 42V and delivers up to 4A of continuous current per channel. The device features a 2MHz switching frequency, which allows the use of small external components and results in a compact solution footprint.
Key features include low quiescent current, fast transient response, and adjustable output voltages, making it suitable for battery-powered systems and automotive applications. The LT8650SEV#PBF also offers programmable soft-start, internal compensation, and short-circuit protection. Its Silent Switcher architecture minimizes electromagnetic interference, enhancing its performance in noise-sensitive environments.
The regulator is housed in a 28-lead TSSOP package with exposed pads for efficient thermal management. Overall, the LT8650SEV#PBF is ideal for applications requiring high efficiency, robust performance, and compact size.

Equivalent

The LT8650SEV#PBF is a dual step-down regulator from Analog Devices. Equivalent products from other manufacturers that offer similar specifications might include:
1. Texas Instruments' TPS54260-Q1
2. Maxim Integrated's MAX20034
3. Microchip Technology's MCP16301
4. Infineon's TLE82453
Specifications like output current, input voltage range, switching frequency, and package type should be compared to ensure compatibility. Always check the detailed datasheets to verify the exact match for your application needs.

Features

The LT8650SEV#PBF is a dual-channel, synchronous step-down regulator designed for efficient power conversion with compact form factors. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 3V to 42V.
2. Output Current: Delivers up to 4A of continuous output current per channel.
3. Efficiency: High efficiency operation, exceeding 94%, enhances thermal performance.
4. Switching Frequency: Adjustable switching frequency from 300kHz to 3MHz, allowing for design flexibility in terms of size and efficiency.
5. Low Quiescent Current: Consumes just 6.2µA in standby mode to maximize battery life.
6. Soft-Start and Tracking: Features soft-start and tracking functions for controlled power-up sequences.
7. Internal Compensation: Built-in compensation for simplified design without external components.
8. Protection Features: Includes overvoltage, overcurrent, and thermal shutdown protection.
9. Package: Available in a thermally enhanced 28-pin TSSOP package with exposed pad for improved heat dissipation.
This device is suitable for applications requiring efficient power supply solutions in automotive, industrial, and communication systems.

Pinout

The LT8650SEV#PBF is a dual-channel step-down regulator from Analog Devices (formerly Linear Technology). It is part of the LT8650S series, which is designed to provide high efficiency and compact solutions for power management.
The LT8650SEV#PBF comes in a 4mm x 6mm 32-lead plastic QFN package. This package includes a total of 32 pins. The device features two independent output channels, each capable of delivering up to 4A of continuous output current. It operates over a wide input voltage range and incorporates synchronous rectification to achieve high efficiency.
Key functionalities of the LT8650SEV#PBF include fast transient response, low quiescent current, and the ability to operate in burst mode for higher efficiency at light loads. It also has built-in protection features like thermal shutdown, short-circuit protection, and overvoltage protection.
This device is suitable for a variety of applications, including automotive systems, industrial power supplies, and distributed power systems.

Manufacturer

The LT8650SEV#PBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. The company provides a wide range of products used in electronic equipment, including data converters, amplifiers, radio frequency (RF) ICs, power management products, and sensors. These components are used in various applications across industries such as automotive, communication, industrial, healthcare, and consumer electronics. Analog Devices is known for its innovation and quality in the semiconductor industry, supporting advancements in technology through its diverse product offerings.

Application

The LT8650SEV#PBF is a high-efficiency dual step-down regulator, suitable for various applications, including:
1. Automotive Systems: Used in infotainment systems, ADAS, and power management for electronic control units due to its high efficiency and small footprint.
2. Industrial Power Supplies: Ideal for power management in industrial equipment with its ability to handle wide input voltage ranges.
3. Telecommunications: Provides stable power for communication infrastructure and networking equipment.
4. Consumer Electronics: Fits well into power-sensitive applications like laptops and portable devices due to its low power loss.
5. Distributed Power Systems: Efficiently manages power in systems requiring multiple voltage rails.
Its compact size, efficiency, and thermal performance make it versatile for various power management applications.

Package

The LT8650SEV#PBF is a dual step-down regulator IC from Analog Devices, housed in a 28-lead (4mm x 5mm) plastic QFN (Quad Flat No-leads) package. It's designed for compactness and efficiency in power management applications.

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