LT8650SEV#PBF

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LT8650SEV#PBF

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

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배송 준비 24 시간

365 일 보장

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사양

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

개요

Description

The LT8650SEV#PBF is a dual-channel, step-down switching regulator designed by Analog Devices. It is part of the Silent Switcher® family, which emphasizes high efficiency and low electromagnetic interference (EMI), making it suitable for noise-sensitive applications. This device can deliver up to 4A from each channel with input voltages ranging from 3V to 42V, making it versatile for various power supply designs.
Key features include its synchronous rectification, which improves efficiency by minimizing power loss, and a fast transient response thanks to its high switching frequencies. The LT8650SEV#PBF supports Burst Mode® operation, reducing power consumption during light loads, which is advantageous for battery-powered applications.
The regulator's compact design is complemented by a thermally enhanced 28-lead TSSOP package, promoting efficient heat dissipation. The device also provides robust protection features, such as output short-circuit protection and thermal shutdown.
Overall, the LT8650SEV#PBF is ideal for applications requiring efficient, low-noise power conversion, such as automotive, industrial, and communications systems.

Features

The LT8650SEV#PBF is a high-performance, dual-channel synchronous step-down regulator. Key features include:
1. Input Voltage Range: It operates from a wide input voltage range of 3V to 42V, suitable for automotive and industrial applications.
2. Output Current: Each channel delivers up to 4A of continuous output current.
3. Efficiency: High efficiency of up to 94% due to synchronous rectification and low quiescent current.
4. Switching Frequency: Offers a programmable switching frequency from 300kHz to 3MHz for optimizing efficiency and size.
5. Low IQ: Ultralow quiescent current of 6.2µA improves battery life in low-power systems.
6. Fast Transient Response: Adaptive On-Time architecture provides fast transient response.
7. Protection Features: Includes overcurrent, thermal shutdown, and short-circuit protection for reliability.
8. Package: Comes in a compact 32-lead 4mm x 6mm QFN package, facilitating space-constrained designs.
9. Soft-Start and Tracking: Programmable soft-start and tracking features for controlled startup.
10. Burst Mode Operation: Reduces power consumption during light-load conditions.
These features make the LT8650SEV#PBF suitable for efficient power conversion in applications like automotive systems, industrial power supplies, and battery-operated devices.

Package

The LT8650SEV#PBF is a dual step-down switching regulator from Analog Devices, packaged in a thermally enhanced 24-Lead Plastic Exposed Pad QFN (Quad Flat No-leads) package. This package type provides efficient heat dissipation and is compact for space-constrained applications.

Pinout

The LT8650SEV#PBF is a dual step-down regulator designed by Analog Devices (formerly Linear Technology). It comes in a 32-lead plastic QFN (Quad Flat No-leads) package. The pin count for this package is 32.
The LT8650SEV#PBF functions as a high-efficiency, monolithic, synchronous step-down regulator. It features dual channels, allowing it to step down two separate input voltages simultaneously. This makes it suitable for applications requiring multiple output voltage rails. The chip operates from an input voltage range of 3V to 42V and can deliver up to 4A of continuous output current per channel, making it ideal for automotive, industrial, and other high-performance applications. The device also includes features like fast transient response, low quiescent current, and high efficiency across a wide range of load conditions.

Manufacturer

The LT8650SEV#PBF is manufactured by Analog Devices, Inc., a company known for designing and manufacturing semiconductor products. Analog Devices specializes in data conversion, signal processing, and power management technology. The company provides solutions for a wide range of applications in industries such as communications, healthcare, automotive, industrial, and consumer electronics. Their products are often used in systems that require precision and efficiency in converting, conditioning, and processing analog and digital signals.

Application

The LT8650SEV#PBF is a dual-channel, synchronous step-down switching regulator used in various applications. These include automotive systems, industrial power supplies, telecommunications, distributed power architectures, and general-purpose step-down conversions. Its features, like high efficiency, compact size, and low quiescent current, make it suitable for battery-powered devices and applications requiring efficient power management.

Equivalent

The LT8650SEV#PBF is a dual step-down regulator from Analog Devices. Equivalent products would include dual step-down regulators with similar input voltage range, output current capability, and features. Some alternatives might be:
1. Texas Instruments TPS54394: Dual synchronous buck converter.
2. Microchip MCP16331: Step-down regulator.
3. Infineon TLF50211EL: DC-DC step-down converter.
Please verify specifications to ensure compatibility with your application's requirements.

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