TPS548B22RVFR

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TPS548B22RVFR

+Nomenclature

IC REG BUCK ADJ 25A 40LQFN

  • FabricantTexas Instruments

  • Pièce fabricant #TPS548B22RVFR

  • Package LQFN-CLIP (RVF)-40

  • En stock5881

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT)
Series SWIFT™, D-CAP3™, Eco-Mode™
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 1.5V
Voltage-Input(Max) 18V
Voltage-Output(Min/Fixed) 0.6V
Voltage-Output(Max) 5.5V
Current-Output 25A
Frequency-Switching Selectable
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case 40-PowerLFQFN

Présentation

Description

The TPS548B22RVFR is a high-efficiency, synchronous buck converter from Texas Instruments. It is part of the TPS548B22 series, designed for ease of use and optimized performance in power management applications. This device can deliver up to 25 A of continuous output current. It features a wide input voltage range from 4.5 V to 18 V, making it suitable for various power supply designs. The converter offers excellent transient response and efficiency, thanks to its adaptive on-time D-CAP3™ control mode.
Key features include an adjustable switching frequency, internal compensation, and a seamless transition between continuous conduction mode (CCM) and discontinuous conduction mode (DCM), which enhances efficiency across a range of loads. The TPS548B22RVFR also provides robust protection features, including overcurrent protection, thermal shutdown, and output voltage monitoring. It is housed in a space-saving VQFN package, ideal for compact designs. This converter is suitable for applications such as telecommunications, networking equipment, and various industrial power solutions.

Equivalent

The TPS548B22RVFR is a synchronous buck converter from Texas Instruments. Equivalent products include the MPS MP8738 and the Analog Devices ADP2384. Each features similar functionalities, like high efficiency, programmable switching frequency, and compact design for high-performance applications. When selecting an alternative, ensure compatibility in terms of input voltage range, output current, and package type.

Features

The TPS548B22RVFR is a highly efficient, synchronous buck converter designed for compact, high-performance applications. Key features include:
1. Wide Input Voltage Range: Operates from 4.5V to 18V, suitable for various power sources.
2. High Output Current: Supports continuous output current up to 15A, ideal for powering high-current digital loads.
3. Adjustable Output Voltage: Output voltage can be set from 0.6V to 5.5V using external resistors.
4. Efficiency: Achieves efficiency up to 95%, reducing thermal concerns and improving system reliability.
5. Switching Frequency: Programmable switching frequency between 200 kHz and 1.2 MHz allows optimization for size and efficiency.
6. Advanced Features: Includes features like soft start, power good indicator, and undervoltage lockout.
7. Protection Mechanisms: Offers overcurrent, overtemperature, and short-circuit protections to ensure safe operation.
8. Package: Comes in a compact, 5mm x 6mm VQFN package, making it suitable for space-constrained designs.
These features make the TPS548B22RVFR a versatile choice for applications requiring efficient and reliable power management.

Pinout

The TPS548B22RVFR is a DC-DC synchronous buck converter from Texas Instruments. It comes in a 40-pin VQFN package. This converter is designed for high-efficiency and high-density applications, capable of delivering up to 25 A of continuous output current. Its main function is to step down a higher input voltage to a lower output voltage, which is commonly used in power management applications. The TPS548B22 features an integrated MOSFET and utilizes a D-CAP3™ control mode for fast transient response.
Some of the notable features include a wide input voltage range, adjustable output voltage, integrated compensation, and multiple protection features such as over-voltage, under-voltage, and over-current protection. It also supports flexible start-up and sequencing options, making it suitable for powering complex digital loads like FPGAs and ASICs.

Manufacturer

The TPS548B22RVFR is manufactured by Texas Instruments Incorporated. Texas Instruments (TI) is a global semiconductor design and manufacturing company that develops analog and embedded processing chips. These components are essential for a wide range of electronic devices and applications, including industrial equipment, automotive systems, and consumer electronics. Texas Instruments is known for its emphasis on innovation and its significant contributions to technology and electronics industries worldwide.

Application

The TPS548B22RVFR is a high-efficiency buck converter designed for use in various applications requiring stable power delivery. Its key application areas include:
1. Telecommunications Equipment: Provides reliable power for base stations and networking devices.
2. Data Centers: Supports power management for servers and storage systems.
3. Industrial Automation: Powers control systems and industrial computers.
4. Consumer Electronics: Used in high-performance devices like gaming consoles and TVs.
5. Automotive Systems: Powers infotainment and advanced driver-assistance systems (ADAS).
6. Enterprise Computing: Supports motherboards and graphics cards in high-performance computing setups.
Its ability to deliver high current with efficiency makes it suitable for these demanding applications.

Package

The TPS548B22RVFR is a power management IC by Texas Instruments, housed in a 40-pin VQFN (Very Thin Quad Flat No-Lead) package. It features a thermally enhanced design for improved heat dissipation, making it suitable for high-density power applications.

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