TPS54972PWPR

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TPS54972PWPR

IC REG CONV DDR 1OUT 28HTSSOP

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規格

Series SWIFT™
Part Status Active
Applications Converter, DDR
Voltage - Input 4V ~ 6V
Number of Outputs 1
Voltage - Output 0.2V ~ 3.3V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 28-PowerTSSOP (0.173", 4.40mm Width)
Supplier Device Package 28-HTSSOP
Base Product Number TPS54972

概述

Description

The TPS54972PWPR is a high-performance step-down (buck) power management IC from Texas Instruments, designed for efficient power conversion applications. It features a wide input voltage range of 4.5V to 17V and can deliver up to 7A of output current with adjustable output voltage down to 0.8V. The device incorporates advanced features such as Power Good output, soft start, and various protection mechanisms (overcurrent, overvoltage, and thermal shutdown) to ensure safe operation.
The TPS54972 utilizes a peak current mode control scheme for improved transient response and stability, making it suitable for powering processors, FPGAs, and other high-performance loads. The device supports both forced PWM and automatic PFM operation modes, enhancing efficiency across different load conditions.
It comes in a compact HTQFP package, facilitating efficient thermal management and PCB design. Overall, the TPS54972PWPR is ideal for applications that require reliable, high-efficiency power conversion in space-constrained environments.

Features

The TPS54972PWPR is a high-performance step-down power regulator from Texas Instruments designed for various applications, including industrial, automotive, and telecom systems. Key features include:
1. Wide Input Voltage Range: Supports input voltages from 4.5V to 17V.
2. High Efficiency: Delivers up to 95% efficiency, minimizing heat generation.
3. Output Current Capability: Capable of supplying up to 7A of continuous output current.
4. Adjustable Output Voltage: Output voltage can be set from 0.8V to 5V, providing flexibility for different applications.
5. Integrated FETs: Includes low RDS(on) MOSFETs for reduced power loss.
6. Compensation: Features internal compensation, simplifying design and reducing external component count.
7. Thermal Protection: Includes thermal shutdown and current limit features for enhanced reliability.
8. Synchronous Rectification: Increases efficiency during operation by reducing voltage drop.
9. Power Good Indicator: Provides feedback on the output voltage status.
These features make the TPS54972PWPR suitable for powering FPGAs, DSPs, and other digital devices while ensuring efficient operation and reliability.

Package

The TPS54972PWPR is packaged in a 16-pin HTQFP (Thin Quad Flat Package) with a thermal pad, facilitating efficient heat dissipation and compact design for power management applications.

Pinout

The TPS54972PWPR is a buck converter from Texas Instruments with a pin count of 32. It is designed for high-efficiency voltage regulation in power management applications, particularly for point-of-load (POL) conversions.
Key functions of the pins include:
- Input Voltage Pins (VIN, PVIN): Supply voltage input.
- Output Voltage Pins (VOUT): Regulated output voltage.
- Feedback Pins (VFB): Feedback for voltage regulation.
- Compensation Pins (COMP): For stability compensation of the control loop.
- Switching Frequency Pins (RT): Sets the switching frequency.
- Enable Pin (EN): Enables or disables the device.
- Power Good Pin (PGOOD): Indicates the output voltage status.
- Bootstrap Pin (BOOT): Supplies the gate drive for the high-side FET.
- Ground Pins (GND): Common ground reference.
The device is suitable for applications requiring a compact, efficient power solution, such as in servers, networking equipment, and FPGA power supplies.

Manufacturer

The TPS54972PWPR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments designs and produces a wide range of electronic components, including analog and embedded processing chips, which are used in various applications such as automotive, industrial, communications, and consumer electronics. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in the field of analog and digital signal processing, and it plays a significant role in the development of integrated circuits and semiconductor technology. The TPS54972PWPR specifically is a step-down power module designed for efficient power management in various electronic systems.

Application

The TPS54972PWPR is a high-performance DC-DC step-down power regulator primarily used in applications such as data processing and storage systems, networking equipment, telecommunications, and industrial automation. It is suitable for powering FPGAs, DSPs, CPUs, and other digital ICs that require efficient voltage regulation. Its versatility and efficiency make it ideal for space-constrained environments.

Equivalent

The TPS54972PWPR is a synchronous buck converter. Equivalent products include the LM25118, LTC3880, and MAX20001, which offer similar voltage regulation and power management features. Other alternatives may be the TPS563201 and TPS563202, as they also provide step-down capabilities with comparable specifications. Always check specific requirements and datasheets for compatibility.

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