TPS76428DBVTG4

Introduction

The TPS76428DBVTG4 is a low-dropout (LDO) linear voltage regulator capable of outputting 4.5 V of power at a maximum current of 1.3 A. This device utilizes a high level of integration, ultra-low quiescent current, and a low dropout voltage to enable the system to operate at lower power consumption. The TPS76428DBVTG4 is designed to be compliant with existing power-management standards and is pin-compatible with a large number of high-current LDO regulators.

Application Fields

The TPS76428DBVTG4 is well suited for applications that require high current in a small package size. The TPS76428DBVTG4 can be utilised in a range of different applications including:

• Automotive systems
• Industrial/Medical systems
• Networking systems
• Consumer electronics
• Battery-powered systems

The TPS76428DBVTG4 is a very versatile device that provides a high degree of flexibility for the user. Its ability to output either positive or negative voltages makes it suitable for a large range of applications. Furthermore, its built-in features such as short-circuit protection, over-voltage protection, thermal shutdown, and current-limit protection make it ideal for extremely demanding applications.

Working Principles

The TPS76428DBVTG4 is a linear voltage regulator with a wide input voltage range of 4.5 V to 14 V and a single output voltage of 4.5 V at 1.3 A. The TPS76428DBVTG4 utilizes a simple current-sense amplifier and low-dropout design to regulate output voltages within its specifications.

The TPS76428DBVTG4 includes an internal discharge circuit, which aids in the rapid discharge of external capacitors. This allows for faster response times to transient load events and improves overall system performance.

The TPS76428DBVTG4 also features a thermal shutdown circuit to protect the device from over-heating. This ensures that the output voltage remains stable during normal operation, as well as during extended periods of power cycling.

The TPS76428DBVTG4 is also designed with fast current-limit protection, over-current protection, and short-circuit protection. These features protect the device from damage caused by excessive currents and shorted output pins.

Conclusion

The TPS76428DBVTG4 is a low-dropout linear voltage regulator that is capable of delivering 4.5 V at 1.3 A with a wide input voltage range. With its integrated features such as thermal shutdown, current-limit protection, fast current-limit protection, and over-current protection, it is an ideal solution for a variety of applications.