TPS60131PWPR Integrated Circuits (ICs)

Voltage - Output (Min/Fixed):	5V
Base Part Number:	TPS60131
Supplier Device Package:	20-HTSSOP
Package / Case:	20-PowerTSSOP (0.173", 4.40mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	No
Frequency - Switching:	320kHz
Current - Output:	300mA
Voltage - Output (Max):	--
Series:	--
Voltage - Input (Max):	5.4V
Voltage - Input (Min):	2.7V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Charge Pump
Output Configuration:	Positive
Function:	Step-Up
Part Status:	Active
Packaging:	Tape & Reel (TR)

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TPS60131PWPR Application Field and Working Principle

Introduction

The TPS60131PWPR is an inductive DC-DC switch regulator with buck-boost capability, and one of Texas Instruments\' popular DC-DC Switching Regulators implemented in their Power Management Integrated Circuit (PMIC) family. It was designed to be used in low current applications, such as portable, IoT, Wearable and embedded electronics.The TPS60131PWPR switch regulator provides low quiescent current operation, high efficiency and high output accuracy, making it ideal for low power digital signals and circuit supplies. This versatile controller provides a wide range of operating voltages, from 3.6V to 30V, making it ideal for a broad range of applications.

Application Field

The TPS60131PWPR switch regulator is applicable in many areas and applications. It is used in mobile communication devices for power conversion and device power management. It is also used in embedded systems, PCs and laptop platforms, Bluetooth speakers, hard drives and other entertainment systems, portable medical and industrial equipment, and automotive systems.The TPS60131PWPR is also used in higher power applications like power amplifiers, HDTVs and Plasma TVs. It is also used in solar energy conversion and power conditioners, as well as lighting systems and high power LEDs. It can be used as an auxiliary power supply for 5V or 3.3V voltage conversion, or a stand-alone regulator with step-down or step-up/buck-boost mode.

Working Principle

The TPS60131PWPR works by converting an input voltage to a lower or higher output voltage using a combination of an inductor and a transistor. It functions as a step-down or step-up/buck-boost regulator.When it is used as a step-down regulator, the input voltage is first converted to an intermediate voltage by voltage division, then the intermediate voltage is switched down to a lower output voltage.When it is used as a step-up/buck-boost regulator, the input voltage is first converted to an intermediate voltage by voltage division, then the intermediate voltage is switched up or down to the output voltage. The output voltage can be both higher and lower than the input voltage, so it is known as a buck-boost regulator.In both cases, the switching is done by a transistor, and the voltage is regulated by the feedback signal. The feedback signal is produced by the internal error amplifier, which detects the difference between the output voltage and the reference voltage. When the feedback signal is higher than a certain level, the gate of the transistor is opened, and a current is allowed to pass through the inductor. When the feedback signal is lower than the certain level, the transistor gate is closed, and the output voltage is regulated.

Conclusion

The TPS60131PWPR switch regulator from Texas Instruments is a versatile and reliable DC-DC switch regulator with buck-boost capability. It is designed to be used in low current applications and provides a wide range of operating voltages, from 3.6V to 30V. It works by converting an input voltage to a lower or higher output voltage using a combination of an inductor and a transistor, and it is used in many areas and applications, such as mobile communication devices, embedded systems, PCs and laptop platforms, Bluetooth speakers, hard drives and other entertainment systems, portable medical and industrial equipment, automotive systems, power amplifiers, HDTVs and Plasma TVs, solar energy conversion and power conditioners, and lighting systems and high power LEDs.

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