TPS552872RYQR

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TPS552872RYQR

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IC REG BUCK BST ADJ 4A 21VQFN

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Especificações

Atributo Valor
PartStatus Active
Function Step-Up/Step-Down
OutputConfiguration Positive
Topology Buck-Boost
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 3V
Voltage-Input(Max) 36V
Voltage-Output(Min/Fixed) 0.8V
Voltage-Output(Max) 22V
Current-Output 4A
Frequency-Switching 200kHz ~ 2.2MHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount, Wettable Flank
Package/Case 21-PowerVFQFN
SupplierDevicePackage 21-VQFN-HR (3x5)
BaseProductNumber TPS552872

Visão Geral

Description

The TPS552872RYQR is a highly efficient, synchronous buck-boost converter designed by Texas Instruments. It offers a wide input voltage range typically from 2.7V to 36V and can deliver a regulated output in both step-up (boost) and step-down (buck) modes. This versatility makes it suitable for various applications, including automotive systems, industrial power supplies, and portable electronics.
Key features of the TPS552872RYQR include a programmable switching frequency, which allows designers to optimize for efficiency or size constraints, and advanced power management capabilities such as output voltage regulation and current limiting. It also includes protection features like overvoltage, undervoltage, and short-circuit protection to ensure robust operation in challenging conditions.
With its compact 32-pin VQFN package, the TPS552872RYQR supports easy integration into space-constrained designs. Its high efficiency and low quiescent current contribute to longer battery life in portable applications. Overall, the TPS552872RYQR is a versatile and reliable solution for managing power efficiently in systems requiring both boosting and bucking capabilities.

Equivalent

The TPS552872RYQR is a synchronous boost converter from Texas Instruments. Equivalent products may include:
1. MAX77801 from Maxim Integrated (now part of Analog Devices).
2. LTC3122 from Analog Devices.
3. LM5155 from Texas Instruments (similar function, different specs).
4. RT4812 from Richtek.
Always verify specific requirements like voltage, current ratings, and package type to ensure compatibility.

Features

The TPS552872RYQR is a versatile buck-boost converter designed by Texas Instruments. It features a wide input voltage range of 2.7V to 36V and can deliver up to 2A of output current. This converter is equipped to handle both step-up (boost) and step-down (buck) operations, making it suitable for applications requiring stable power delivery across varying input conditions. It boasts a high efficiency, often exceeding 90%, which helps in reducing power loss and thermal buildup.
The device supports various operating modes, including forced PWM and auto PFM/PWM, enabling optimization for efficiency or performance as needed. It also includes protections such as over-voltage, under-voltage, over-current, and thermal shutdown, ensuring robust performance in demanding environments. The compact layout and small QFN package allow for efficient use of board space, making it ideal for portable and space-constrained applications. Additionally, the TPS552872RYQR integrates features like load disconnect and output discharge, further enhancing its utility in designing reliable power management solutions.

Pinout

The TPS552872RYQR is a highly integrated, synchronous boost converter from Texas Instruments. It features a 24-pin configuration. This device is designed for applications requiring high efficiency over a wide input voltage range and provides a compact solution for power management needs.
Key functions of the TPS552872RYQR include:
1. Boost Conversion: It steps up the input voltage to a higher output voltage, which is useful in applications where a higher supply voltage is needed.
2. Integrated Power MOSFETs: It incorporates high-side and low-side MOSFETs to minimize the need for external components, thereby reducing the overall solution size.
3. Wide Input Voltage Range: Supports a broad input voltage range, making it versatile for various power supply sources.
4. Adjustable Switching Frequency: Offers flexibility in optimizing efficiency and component size by adjusting the switching frequency.
5. Protection Features: Includes over-voltage protection, under-voltage lockout, and thermal shutdown to enhance reliability and safety.
These features make the TPS552872RYQR suitable for applications like portable electronics, consumer devices, and industrial equipment where space, efficiency, and performance are critical.

Manufacturer

The TPS552872RYQR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces various electronic components, including integrated circuits, sensors, and processors. TI is known for its innovation in analog and embedded processing technologies, serving a wide range of industries such as automotive, industrial, consumer electronics, and communications.

Application

The TPS552872RYQR is a highly efficient buck-boost converter designed for various applications. Key areas include USB power delivery, where it provides stable voltage regulation across varying input and output conditions. It's also used in battery-powered devices, offering efficient power management and extended battery life. In industrial and automotive systems, this converter supports stable operation over a wide input voltage range, making it suitable for point-of-load regulation. Additionally, it is used in portable electronics and communication equipment for its compact size and low power consumption. Its versatility makes it ideal for applications requiring reliable power delivery across a broad range of input voltages.

Package

The TPS552872RYQR is a DC-DC buck-boost converter from Texas Instruments. It comes in a VQFN (Very Thin Quad Flat No-Lead) package, specifically a 24-pin VQFN package. This type of package is designed to offer a compact form factor suitable for space-constrained applications, providing efficient thermal performance and electrical connectivity.

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