TPS75401QPWP

Current - Output:	2A
Base Part Number:	TPS75401
Supplier Device Package:	20-HTSSOP
Package / Case:	20-PowerTSSOP (0.173", 4.40mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Enable, Power Good, Reset Output
PSRR:	60dB (100Hz)
Current - Quiescent (Iq):	125µA
Series:	--
Voltage Dropout (Max):	--
Voltage - Output (Max):	5V
Voltage - Output (Min/Fixed):	1.5V
Voltage - Input (Max):	5.5V
Number of Regulators:	1
Output Type:	Adjustable
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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Introduction

The TPS75401QPWP is an advanced Power Management Integrated Circuit (PMIC) developed by Texas Instruments (TI). It is a part of the family of Linear Voltage Regulators that meet the specific requirements of mobile applications and portable electronics. The TPS75401QPWP is not only a current and voltage regulator, but also a host of other features that make it suitable for use in a wide range of power management systems. This article will explore the application fields, features and working principle of the device.

Application Fields

The TPS75401QPWP is ideal for use in a variety of applications. It has been designed to meet the requirements of mobile handsets and portable electronics, with its long battery life, high switching speed, low noise, and high current and temperature tolerance. Its wide input voltage range makes the TPS75401QPWP suitable for use in both automotive and industrial systems. It can be used for providing constant current and voltage for power supplies that require up to seven output voltages, making it suitable for both automotive and industrial applications.Another advantage of the TPS75401QPWP is its low power consumption. It operates at only 0.5% of the input supply voltage, reducing power consumption significantly when compared to other types of voltage regulators. This makes the TPS75401QPWP suited for applications that require high efficiency and low power consumption.

Features

The TPS75401QPWP is loaded with features that make it suitable for a wide range of applications. It has a wide input voltage range of 4.5V to 28V, allowing it to be used in a variety of systems. It also has an adjustable output voltage range of 0.8V to 7.5V, allowing it to provide constant current and voltage to numerous power management applications.The TPS75401QPWP also offers many protection features such as over-voltage protection, under-voltage protection, over-temperature protection and current limiting. Additionally, it offers a soft-start and frequency synchronization, helping to reduce inrush and peak current levels.The device also has many regulating features such as load and line regulation and ripple rejection, as well as a wide dynamic range and a low output noise level.

Working Principle

The TPS75401QPWP works by generating a specific voltage from an input voltage level. This is achieved by the voltage regulator taking the input voltage and regulating it to a required output level. This is done by passing the input voltage through an error amplifier circuit, which compares the input voltage with a reference voltage. The error amplifier circuit then determines the amount of voltage that must be amplified to meet the required output voltage and adjusts the input voltage accordingly. The output voltage is then sent to a power switch, which turns on and off the flow of current to the output terminals, thus controlling the output voltage.

Conclusion

The TPS75401QPWP is an advanced PMIC and one of many parts of the TI family of Linear Voltage Regulators. It is ideal for use in a wide range of applications, due to its high current and temperature tolerance, low power consumption, wide input voltage range and numerous regulating features. Furthermore, its various protection features such as over-voltage and over-temperature protection make it suitable for use in many diverse systems. Finally, its working principle is based on the error amplifier circuit, which helps to regulate the input voltage to the required output voltage.

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