TPS549D22RVFR

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TPS549D22RVFR

IC REG BUCK ADJ 40A 40LQFN

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規格

Package Tape & Reel (TR)
Series SWIFT™, D-CAP3™, Eco-Mode™
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 4.5V
Voltage-Input(Max) 22V
Voltage-Output(Min/Fixed) 0.6V
Voltage-Output(Max) 5.5V
Current-Output 40A
Frequency-Switching Selectable
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 40-PowerLFQFN

概述

Description

The TPS549D22RVFR is a high-efficiency, synchronous buck converter from Texas Instruments, designed for applications requiring compact size and high power density. It operates with an input voltage range from 1.5 V to 16 V, delivering up to 40 A of continuous output current. The device features an integrated MOSFET and advanced control architecture, optimizing performance across different load conditions.
Key features include D-CAP3™ control mode for fast transient response, optimized loop stability, and minimal output capacitance requirements. Additionally, the TPS549D22RVFR offers a programmable switching frequency from 300 kHz to 1.5 MHz, enabling designers to optimize between efficiency and size. It also supports features like programmable soft start, pre-bias startup, and power-good output for enhanced system monitoring and control.
Protection mechanisms such as output over-voltage, under-voltage, over-current, and over-temperature protection ensure reliable operation. The device's small footprint is complemented by a 5 mm x 7 mm VQFN package, making it suitable for space-constrained applications in communications, industrial, and computing systems.

Features

The TPS549D22RVFR is a high-performance, step-down DC-DC converter designed by Texas Instruments. It features a wide input voltage range from 1.5V to 16V, making it versatile for various applications. The device can deliver up to 40A of continuous output current and operates efficiently with a switching frequency range of 300 kHz to 1.5 MHz.
Key features include integrated MOSFETs for optimal efficiency and reduced component count, D-CAP3™ control mode for fast transient response, and the ability to synchronize with an external clock. The TPS549D22RVFR supports voltage margining and telemetry, facilitating real-time monitoring and control of system parameters.
It also includes protection features such as undervoltage lockout, overcurrent, overvoltage, and thermal shutdown to ensure robust operation. The device comes in a small, 40-pin VQFN package, making it suitable for space-constrained applications.
Overall, the TPS549D22RVFR is ideal for high-current, space-sensitive applications in sectors like telecom, networking, and data centers due to its high efficiency, flexibility, and comprehensive feature set.

Package

The TPS549D22RVFR is a Texas Instruments power management IC housed in a 40-pin VQFN package. This type of package provides a compact footprint and efficient thermal performance, suitable for high-power applications.

Pinout

The TPS549D22RVFR is a buck converter from Texas Instruments. It features a 40-pin package. This device is designed for high-efficiency synchronous buck applications, providing a step-down voltage from a higher input voltage. The main functions include providing adjustable output voltage, high efficiency at light and heavy loads, and a fast transient response. It integrates high-side and low-side MOSFETs and supports a wide input voltage range, making it suitable for various applications such as telecommunications, networking, and industrial equipment.

Manufacturer

The TPS549D22RVFR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and produces semiconductors and various integrated circuits, which are used in a wide array of electronic devices. TI is one of the largest semiconductor companies in the world and serves a broad range of industries, including automotive, industrial, personal electronics, and communications equipment.

Application

The TPS549D22RVFR is a high-efficiency, synchronous buck converter primarily used in telecommunications, networking equipment, servers, and storage systems. It is suitable for point-of-load applications requiring compact design and high current, such as powering FPGAs, ASICs, and processors. Its capabilities for high-frequency operation and excellent thermal performance make it ideal for space-constrained environments.

Equivalent

The TPS549D22RVFR is a high-efficiency, synchronous buck converter. Equivalent products include:
1. Maxim Integrated: MAX20751
2. Analog Devices: ADP1231
3. Infineon: IR3894
4. Microchip: MIC28514
5. ROHM: BD9C301FJ
These alternatives might not be drop-in replacements but offer similar functionalities. Always check datasheets for compatibility in terms of specifications and pin configurations.

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