Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | SWIFT™ |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3V |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 0.891V |
| Voltage - Output (Max) | 3.3V |
| Current - Output | 3A |
| Frequency - Switching | 350kHz, 550kHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
Overview
Description
The TPS54310PWPR is a high-performance, step-down (buck) converter from Texas Instruments. It is designed for applications requiring efficient power conversion with output current up to 3 A. The device operates from a wide input voltage range of 4.5 V to 28 V, making it suitable for a variety of power supply sources. The TPS54310PWPR features an integrated MOSFET, reducing the need for external components and simplifying the design process.
Key features include high efficiency over a wide load range, adjustable output voltage, and fast transient response. It uses a voltage-mode control with input voltage feed-forward to maintain stable operation under varying conditions. The device also incorporates under-voltage lockout, overcurrent protection, and thermal shutdown to ensure robust performance and reliability.
The TPS54310PWPR comes in a thermally enhanced 20-pin TSSOP package with PowerPAD™, facilitating efficient heat dissipation. It is commonly used in applications such as telecommunications equipment, industrial electronics, and point-of-load power systems, where both performance and reliability are critical.
Key features include high efficiency over a wide load range, adjustable output voltage, and fast transient response. It uses a voltage-mode control with input voltage feed-forward to maintain stable operation under varying conditions. The device also incorporates under-voltage lockout, overcurrent protection, and thermal shutdown to ensure robust performance and reliability.
The TPS54310PWPR comes in a thermally enhanced 20-pin TSSOP package with PowerPAD™, facilitating efficient heat dissipation. It is commonly used in applications such as telecommunications equipment, industrial electronics, and point-of-load power systems, where both performance and reliability are critical.
Equivalent
The TPS54310PWPR is a step-down DC-DC converter. Equivalent products include:
1. LM2676S-ADJ from Texas Instruments – A similar step-down voltage regulator.
2. MP1584EN from Monolithic Power Systems – Offers comparable features in a buck converter.
3. LTC3780 from Analog Devices – A versatile synchronous buck-boost DC/DC controller.
4. MAX15021 from Maxim Integrated – Offers high-efficiency conversion.
Check the specifications to ensure compatibility with your specific application requirements.
1. LM2676S-ADJ from Texas Instruments – A similar step-down voltage regulator.
2. MP1584EN from Monolithic Power Systems – Offers comparable features in a buck converter.
3. LTC3780 from Analog Devices – A versatile synchronous buck-boost DC/DC controller.
4. MAX15021 from Maxim Integrated – Offers high-efficiency conversion.
Check the specifications to ensure compatibility with your specific application requirements.
Features
The TPS54310PWPR is a step-down converter from Texas Instruments, designed for high-efficiency power management. Key features include:
1. Input Voltage Range: Operates with an input voltage from 4.5V to 28V, making it versatile for various applications.
2. Output Current: Can deliver up to 3A of continuous output current.
3. Adjustable Output Voltage: Provides a selectable output voltage from 0.9V to 3.3V.
4. Efficiency: High efficiency of up to 95% due to its synchronous rectification.
5. Soft-Start: Integrates a programmable soft-start to minimize inrush current.
6. Frequency Synchronization: Allows frequency synchronization to an external clock to reduce interference.
7. Thermal Protection: Includes thermal shutdown and overcurrent protection to enhance reliability.
8. Compact Package: Available in a 20-pin TSSOP (PowerPAD) package for efficient heat dissipation.
These features make the TPS54310PWPR suitable for applications requiring reliable power conversion in compact designs, such as telecommunications, networking, and industrial equipment.
1. Input Voltage Range: Operates with an input voltage from 4.5V to 28V, making it versatile for various applications.
2. Output Current: Can deliver up to 3A of continuous output current.
3. Adjustable Output Voltage: Provides a selectable output voltage from 0.9V to 3.3V.
4. Efficiency: High efficiency of up to 95% due to its synchronous rectification.
5. Soft-Start: Integrates a programmable soft-start to minimize inrush current.
6. Frequency Synchronization: Allows frequency synchronization to an external clock to reduce interference.
7. Thermal Protection: Includes thermal shutdown and overcurrent protection to enhance reliability.
8. Compact Package: Available in a 20-pin TSSOP (PowerPAD) package for efficient heat dissipation.
These features make the TPS54310PWPR suitable for applications requiring reliable power conversion in compact designs, such as telecommunications, networking, and industrial equipment.
Pinout
The TPS54310PWPR is a DC-DC converter from Texas Instruments, specifically designed for high-performance applications. It comes in a 20-pin TSSOP package. The primary function of the TPS54310 is to provide a regulated output voltage from a higher input voltage, with a maximum output current of 3 A. This device is part of the SWIFT™ (Switcher with Integrated FET Technology) family, offering high efficiency and fast transient response. Key functions include input voltage regulation, output voltage modulation, and current protection. Its applications typically include powering FPGAs, DSPs, and other high-performance processors.
Manufacturer
The TPS54310PWPR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and integrated circuits, which they sell to electronics designers and manufacturers globally. TI is one of the largest semiconductor companies in the world and has a wide range of products that serve various industries, including automotive, industrial, personal electronics, and communications. The company is known for its innovations in analog chips and embedded processors, which are critical components in countless electronic devices and systems.
Application
The TPS54310PWPR is a synchronous buck DC-DC converter designed for efficient power management in various applications. Key application areas include telecommunications, networking equipment, and computer systems, where it's used for point-of-load power conversion. It is suitable for powering DSPs, FPGAs, microprocessors, and ASICs due to its ability to provide high current output with a low output voltage ripple. Additionally, it is used in industrial and consumer electronics where space and efficiency are critical, such as in power supplies for portable devices, memory modules, and other components requiring stable power delivery. Its integrated MOSFETs and high switching frequency make it ideal for compact, efficient power solutions.
Package
The TPS54310PWPR is a step-down converter IC from Texas Instruments, typically offered in a PowerPAD™ package. Specifically, it is provided in a thermally enhanced 20-pin TSSOP (Thin Shrink Small Outline Package), identified by the suffix "PWPR." This package type is designed to offer good thermal performance and efficient heat dissipation.
