TPS65279VRHHR

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TPS65279VRHHR

IC REG BUCK ADJ 5A DL 36VQFN

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  • Мфр. Часть #TPS65279VRHHR
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  • Лист данных
  • В наличии8575

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Спецификации

Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable (Programmable)
Number of Outputs 2
Voltage - Input (Min) 4.5V
Voltage - Input (Max) 18V
Voltage - Output (Min/Fixed) 0.68V
Voltage - Output (Max) 1.95V
Current - Output 5A
Frequency - Switching 200kHz ~ 1.6MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 36-VFQFN Exposed Pad
Supplier Device Package 36-VQFN (6x6)
Base Product Number TPS65279

Обзор

Description

The TPS65279VRHHR is a power management integrated circuit (PMIC) designed by Texas Instruments. It is a dual synchronous step-down converter, capable of handling high-density power requirements for various electronic applications. The device is particularly suited for use in systems requiring efficient power conversion and distribution, such as FPGAs, processors, and ASICs, commonly found in communications, industrial, and consumer electronics.
Key features of the TPS65279VRHHR include:
1. Two Output Channels: It offers two independent output channels, each capable of delivering high current, which makes it versatile for powering different parts of a system.
2. Wide Input Voltage Range: The device supports a broad input voltage range, allowing it to be used in various applications and systems powered by different sources.
3. Efficiency: With synchronous rectification, it achieves high efficiency, reducing power loss and enhancing thermal performance.
4. Protection Features: The PMIC includes several protection mechanisms such as overcurrent protection, over-temperature protection, and undervoltage lockout, ensuring safe operation under different conditions.
Overall, the TPS65279VRHHR is a robust and efficient solution for managing power in complex electronic systems.

Features

The TPS65279VRHHR is a dual synchronous step-down DC-DC converter from Texas Instruments. It is designed to efficiently manage power in a range of electronic devices. Key features include:
1. Dual Outputs: It can deliver two outputs simultaneously, each capable of supplying up to 2A of current.
2. Wide Input Voltage Range: The device supports an input voltage range from 4.5V to 18V, making it versatile for various applications.
3. Adjustable Output Voltage: The output voltage can be set to a desired level using an external resistor divider, offering flexibility in design.
4. High Efficiency: It features high efficiency, typically over 90%, which helps in reducing heat production and power loss.
5. Switching Frequency: The converter operates at a switching frequency of 500kHz, allowing for compact external components and faster transient response.
6. Protection Features: It includes various protection mechanisms such as over-current protection, over-temperature protection, and under-voltage lockout to enhance reliability.
7. Compact Package: The device comes in a thermally enhanced 24-pin VQFN package, suitable for space-constrained applications.
These features make the TPS65279VRHHR suitable for use in consumer electronics, industrial equipment, and other applications requiring efficient power conversion.

Package

The TPS65279VRHHR is a DC-DC converter module from Texas Instruments, provided in a VQFN (Very Thin Quad Flat No-Lead) package type. Specifically, it uses a 28-pin VQFN package which is compact and suitable for high-density circuit designs.

Pinout

The TPS65279VRHHR is a power management integrated circuit (PMIC) manufactured by Texas Instruments. It is primarily used for power regulation in various applications. This PMIC comes in a VQFN (Very Thin Quad Flat No-lead) package with a total pin count of 32.
The TPS65279 provides multiple functions, including dual integrated synchronous buck converters that are capable of delivering high efficiency and low power consumption. These converters are designed for step-down voltage regulation, making them suitable for various power supply needs in portable electronics. The device is often used to manage power supply for processors, FPGAs, and other digital circuits. Additionally, it offers features like power sequencing, adjustable switching frequency, and various protections like thermal shutdown, short-circuit protection, and undervoltage lockout to ensure reliable operation.
For detailed pin configuration, electrical characteristics, and specific application guidance, referring to the official datasheet provided by Texas Instruments is recommended.

Manufacturer

The TPS65279VRHHR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company. It is known for developing analog chips and embedded processors, which are used in a wide array of electronic devices and applications. TI's products cater to markets such as industrial, automotive, consumer electronics, communications equipment, and enterprise systems.

Application

The TPS65279VRHHR is primarily used in applications requiring efficient power management for dual-power rails. Key areas include telecommunications equipment, networking devices, industrial automation, and embedded systems. It's also suitable for applications needing compact solutions with high power density, such as point-of-load converters and power supplies in portable devices. Its versatility in handling different input voltages makes it ideal for systems with varying power requirements.

Equivalent

The TPS65279VRHHR is a DC-DC converter from Texas Instruments. Equivalent products from other manufacturers include:
1. Maxim Integrated: MAX20751 – 2-phase, step-down converter.
2. Analog Devices: ADP2164 – 4A, synchronous step-down DC-DC regulator.
3. Infineon: IR3891 – Integrated POL regulator with PWM controller.
4. Microchip: MIC28511 – 4.5V-75V input, Buck Controller.
Please verify compatibility based on specific requirements like voltage, current, and features.

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