TPS54352PWP

Voltage - Output (Min/Fixed):	1.2V
Base Part Number:	TPS54352
Supplier Device Package:	16-HTSSOP
Package / Case:	16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Synchronous Rectifier:	Yes
Frequency - Switching:	250kHz, 500kHz
Current - Output:	3A
Voltage - Output (Max):	--
Series:	SWIFT™
Voltage - Input (Max):	20V
Voltage - Input (Min):	4.5V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tube

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Introduction to the TPS54352PWP

The TPS54352PWP is a high efficiency DC/DC Switching Regulator, designed to provide regulated voltages in the most efficient possible way. It integrates a low-noise step-down switching regulator, capable of providing up to 4.5A of output current with an adjustable output voltage from 0.4V to 5V, ideal for supplying core and I/O Voltages for microprocessors. Its high efficiency and ease-of-use make it a great choice for use in modern, high performance systems.

Application Field and Working Principle

The TPS54352PWP is a DC/DC switching regulator, designed for use in a variety of applications. It is commonly used to supply core and I/O Voltages for microprocessors and other digital logic circuits, as well as powering all kinds of electronics with multi-rail systems. The TPS54352PWP operates with a synchronous PWM buck converter, using a single N-Channel MOSFET as the switch. During normal operation, the MOSFET is connected to an inductor and switched on and off in sequence. Voltage is regulated by the average on-time of the switch which is proportional to the duty cycle. A feedback loop monitors the output voltage, and adjusts the duty cycle to maintain an accurate output.

Characteristics and Features

The TPS54352PWP is a high efficiency DC/DC switching regulator, and features a wide range of features and operating characteristics. It includes a programmable switching frequency up to 2MHz, adjustable output voltage, integrated switching MOSFET and high efficiency up to 95%.The TPS54352PWP is also optimized for low noise operation, with an integrated frequency folded mode, allowing for a wide input range from 2.2V to 5.5V and a low output voltage ripple of only 13mV at 4.5A. The regulator is available in a space-saving 8-pin WSON package for ease of use, and requires a minimum of external components to function correctly.

Benefits

The TPS54352PWP provides a wide range of benefits, making it ideal for use in a variety of applications. The integrated switching MOSFET makes it easier to design and implement, while the adjustable output voltage makes it ideal for supplying core and I/O voltages to microprocessors and other digital logic circuits. The wide input range and low output ripple are also great advantages, providing a cleaner and more stable output current.

Conclusion

The TPS54352PWP is a high efficiency DC/DC Switching Regulator, designed for use in a variety of applications. It features a programmable switching frequency, adjustable output voltage, and an integrated switching MOSFET for easy design and implementation. Its wide input range and low output ripple provide an efficient and clean output current, making it ideal for supplying core and I/O voltages for microprocessors and other digital logic circuits.

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