TPS53128RGET

Product Overview

Category

The TPS53128RGET belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is commonly used in various electronic devices and systems to efficiently regulate and control power supply.

Characteristics

• High efficiency: The TPS53128RGET offers high conversion efficiency, minimizing power losses during voltage regulation.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse power supply requirements.
• Compact package: The IC is available in a small form factor package, enabling space-saving designs.
• Low power consumption: It consumes minimal power during operation, contributing to energy-efficient applications.

Package and Quantity

The TPS53128RGET is typically packaged in a compact and robust QFN (Quad Flat No-leads) package. It is supplied in reels or trays, with a standard quantity of 2500 units per reel.

Specifications

• Input voltage range: 4.5V to 17V
• Output voltage range: Adjustable from 0.6V to 5.5V
• Maximum output current: 3A
• Switching frequency: Up to 1.5MHz
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The TPS53128RGET features a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. VIN: Input voltage pin
2. PGND: Power ground pin
3. BOOT: Bootstrap capacitor connection pin
4. SW: Switch node connection pin
5. VDRV: Gate driver voltage pin
6. AGND: Analog ground pin
7. FB: Feedback voltage pin
8. COMP: Compensation pin
9. SS/TR: Soft-start/Tracking pin
10. EN: Enable pin
11. VCC: Supply voltage pin
12. PG: Power good indicator pin
13. ISET: Current limit setting pin
14. SS/TR: Soft-start/Tracking pin
15. AGND: Analog ground pin
16. FB: Feedback voltage pin
17. COMP: Compensation pin
18. SS/TR: Soft-start/Tracking pin
19. AGND: Analog ground pin
20. VIN: Input voltage pin

Functional Features

• Voltage regulation: The TPS53128RGET provides precise voltage regulation, ensuring stable and reliable power supply to connected devices.
• Current limiting: It incorporates current limit protection, preventing excessive current flow and safeguarding the circuitry.
• Soft-start capability: The IC includes a soft-start feature that gradually ramps up the output voltage, reducing inrush current and enhancing system reliability.
• Power good indicator: The power good pin indicates when the output voltage is within the desired range, allowing for easy monitoring of the power supply status.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power losses.
• Wide input voltage range accommodates various power supply requirements.
• Compact package enables space-saving designs.
• Low power consumption contributes to energy-efficient applications.

Disadvantages

• Limited maximum output current of 3A may not be suitable for high-power applications.
• Higher switching frequency may require additional noise filtering measures.

Working Principles

The TPS53128RGET operates based on a pulse-width modulation (PWM) control scheme. It utilizes an internal oscillator to generate switching signals that control the power MOSFETs, regulating the output voltage according to the feedback received from the load.

Detailed Application Field Plans

The TPS53128RGET finds application in a wide range of electronic systems, including but not limited to: - Personal computers and servers - Telecommunications equipment - Industrial automation systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

• TPS53114RGET
• TPS53122RGET
• TPS53124RGET
• TPS53126RGET

These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable IC for specific applications.

In conclusion, the TPS53128RGET is a highly efficient power management IC designed for various electronic devices and systems. With its compact package, wide input voltage range, and precise voltage regulation, it offers numerous advantages for power supply applications. However, its limited maximum output current and higher switching frequency may pose limitations in certain high-power scenarios. Nonetheless, the TPS53128RGET, along with its alternative models, serves as a reliable solution for diverse application fields.