TPS56221DQPR

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TPS56221DQPR

+物料清單

IC REG BUCK ADJUSTABLE 25A 22SON

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規格

屬性 價值
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 4.5V
Voltage-Input(Max) 14V
Voltage-Output(Min/Fixed) 0.6V
Voltage-Output(Max) 13.02V
Current-Output 25A
Frequency-Switching 300kHz, 500kHz, 950kHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 22-PowerLFDFN

概述

Description

The TPS56221DQPR is a high-efficiency, synchronous buck converter designed by Texas Instruments. It is optimized for low-output voltage applications and offers a continuous output current of up to 25A. The device operates with a wide input voltage range of 4.5V to 14V, making it suitable for various power supply needs in computing, telecommunications, and other digital systems.
Key features of the TPS56221DQPR include a fixed-frequency operation of up to 1 MHz, which allows for compact designs with small external components. It employs an adaptive on-time control architecture, which enhances efficiency over a wide load range. The converter also supports a pre-biased startup and has built-in protection features such as over-current protection, thermal shutdown, and undervoltage lockout.
The TPS56221DQPR comes in a small, thermally enhanced package, making it ideal for high-density applications. It is designed for ease of use, with minimal external components required, enabling designers to create efficient power systems with reduced design complexity.

Equivalent

The TPS56221DQPR is a synchronous buck converter from Texas Instruments. Equivalent products may include:
1. LM73605 from Texas Instruments
2. ADP2389 from Analog Devices
3. LM27402 from Texas Instruments
4. ISL8117 from Renesas Electronics
5. LT8610 from Analog Devices
These components should be evaluated for exact specifications, as variations in operational parameters can exist.

Features

The TPS56221DQPR is a high-efficiency, synchronous buck converter from Texas Instruments. Key features include:
1. Input Voltage Range: Supports a wide input range from 4.5V to 14V, making it versatile for various applications.

2. Output Voltage: Adjustable output voltage range from 0.6V to 5.5V, suitable for different load requirements.

3. Output Current: Capable of delivering up to 25A continuous output current, ideal for high-power applications.
4. Efficiency: Offers high efficiency over a wide load range, thanks to synchronous rectification and advanced MOSFET technology.
5. Switching Frequency: Programmable switching frequency from 200kHz to 1.5MHz allows for optimization of size and efficiency.
6. Protection Features: Includes overcurrent protection, overvoltage protection, undervoltage lockout, and thermal shutdown for reliable operation.
7. Package: Available in a 28-pin QFN package, which is compact and thermally efficient.
8. Soft Start: Adjustable soft start minimizes inrush current during power up.
These features make the TPS56221DQPR suitable for a variety of high-performance applications, including telecom, networking, and computing systems.

Pinout

The TPS56221DQPR is a synchronous buck converter designed by Texas Instruments. It is a 22-pin device available in a DQP package. The primary function of the TPS56221 is to provide a high-efficiency, low-ripple power supply solution, capable of delivering up to 25 A continuous current, suitable for powering digital circuits such as microprocessors and FPGAs.
Key functionalities include a high-frequency switching capability up to 1 MHz, which allows for the use of smaller passive components, enhancing overall power density. The TPS56221 features a wide input voltage range, typically from 4.5 V to 14 V, making it versatile for various applications. It also includes features such as voltage tracking, remote sensing, and adjustable output voltage, often set through external resistors. Integrated protection features such as overcurrent, overvoltage, and thermal shutdown ensure reliability and safety in operation. The device's pin configuration supports easy layout and efficient thermal management, critical for high-current applications.

Manufacturer

The TPS56221DQPR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. The company is known for its innovation in creating electronic components essential for various industries, including automotive, communications equipment, enterprise systems, and personal electronics. TI's products are integral in developing technologies like power management, microcontrollers, and signal processing. With a focus on innovation and quality, Texas Instruments serves a diverse set of customers worldwide, providing solutions that enhance performance and efficiency in electronic devices.

Application

The TPS56221DQPR is a high-efficiency synchronous buck converter designed for applications requiring step-down voltage conversion. Its primary application areas include:
1. Telecommunications Equipment: Providing stable power to communication devices and infrastructure.
2. Networking Devices: Supplying power to routers, switches, and servers.
3. Industrial Automation: Powering control systems and automated machinery.
4. Point-of-Load Regulation: On motherboards, providing power to processors and memory modules.
5. Consumer Electronics: Used in devices requiring efficient power management, such as gaming consoles and set-top boxes.
6. Data Centers: Supporting power distribution for high-performance computing environments.
The TPS56221DQPR's compact design and high efficiency make it suitable for space-constrained and energy-sensitive applications.

Package

The TPS56221DQPR comes in an 8-pin DQP package, which is a PowerPAD SOIC (Small Outline Integrated Circuit) package. This type of package provides enhanced thermal performance due to its exposed pad designed for efficient heat dissipation.

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