TPS56221DQPR

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TPS56221DQPR

IC REG BUCK ADJUSTABLE 25A 22SON

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規格

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 synchronous buck converter designed by Texas Instruments. It is tailored for high-efficiency power conversion in applications requiring step-down voltage regulation. The device supports input voltage ranges from 4.5 to 18 volts and delivers an output current of up to 25 amperes, making it suitable for powering processors, ASICs, and other digital circuits.
Key features include a fixed switching frequency of 500 kHz, which aids in reducing the size of external components while maintaining stable operation. The TPS56221DQPR also offers integrated MOSFETs, which enhance efficiency compared to discrete solutions. Its advanced control topology ensures fast transient response and excellent regulation under varying loads.
Protection mechanisms such as overcurrent protection, thermal shutdown, and undervoltage lockout (UVLO) are integrated, ensuring reliable operation under fault conditions. The device also supports external synchronization to facilitate operation in multiphase systems, and its Power Good indicator provides a signal when the output is within regulation.
Overall, the TPS56221DQPR is a robust solution for high-current, low-voltage applications, balancing efficiency, compactness, and reliability.

Features

The TPS56221DQPR is a high-efficiency, synchronous buck converter designed by Texas Instruments. It features a wide input voltage range from 4.5V to 18V, making it versatile for various applications. The device supports an output current of up to 25A, suitable for high-power applications.
Key features include a peak efficiency of up to 95%, which minimizes power losses. Its D-CAP2™ mode control provides fast transient response and requires minimal output capacitance, improving overall performance and reducing component count. The TPS56221DQPR also includes programmable soft-start and power-good output for easy system integration.
The device is equipped with an internally set switching frequency of 500 kHz, which strikes a balance between efficiency and component size. Protection features like output overvoltage, under-voltage, overload, and thermal shutdown ensure reliable operation. The package design is a space-efficient, thermally enhanced 22-pin QFN package, facilitating heat dissipation.
Overall, the TPS56221DQPR is suitable for applications such as telecommunications, servers, and industrial power systems, where efficiency, compactness, and reliability are critical.

Package

The TPS56221DQPR is a step-down DC-DC converter from Texas Instruments. It is packaged in a thermally enhanced, compact 10-pin PowerPAD™ DQP package, ideal for high-density applications due to its efficient heat dissipation capabilities.

Pinout

The TPS56221DQPR is a synchronous buck converter from Texas Instruments. It typically comes in a 22-pin PowerPAD™ QFN (Quad Flat No-leads) package. The primary function of this device is to efficiently step down a higher input voltage to a lower output voltage with a high load current capability, suitable for applications like distributed power systems, networking equipment, and servers.
The key features include:
- High efficiency synchronous buck converter
- Wide input voltage range
- High output current capability
- Adjustable output voltage
- Integrated MOSFETs for high efficiency
The pins include connections for VIN (input voltage), VOUT (output voltage), SW (switch node), EN (enable), PG (power good), COMP (compensation), SS/TR (soft start/tracking), and various others related to control, feedback, and power management.
For detailed pin functions and exact pin configuration, refer to the datasheet or product documentation provided by Texas Instruments.

Manufacturer

The TPS56221DQPR is manufactured by Texas Instruments, a global semiconductor company. Texas Instruments is known for designing and producing a wide range of electronic products, including integrated circuits, microcontrollers, and sensors. The company serves various industries, including automotive, industrial, personal electronics, communications, and enterprise systems.

Application

The TPS56221DQPR is a synchronous buck converter, ideal for applications requiring efficient power management. It is commonly used in telecommunications, server power supplies, networking equipment, and high-performance computing systems. The device supports a wide input voltage range and offers high efficiency, making it suitable for converting DC power in applications like point-of-load regulation for processors, FPGAs, and ASICs. Additionally, it can be used in industrial automation and any other application requiring compact, high-efficiency DC-DC conversion.

Equivalent

The TPS56221DQPR is a synchronous buck converter. Equivalent products might include:
1. LM21215 from Texas Instruments
2. LTC3865 from Analog Devices
3. MP2965 from Monolithic Power Systems
4. ISL8117 from Renesas Electronics
These alternatives offer similar functionalities but may differ based on specific electrical characteristics and application requirements. Always verify compatibility with your design specifications.

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