TPS65261RHBR

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TPS65261RHBR

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IC REG BCK ADJ 3A/2A TRPL 32VQFN

  • HerstellerTexas Instruments

  • Herstellerteil #TPS65261RHBR

  • Paket VQFN (RHB)-32

  • Auf Lager7765

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Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 3
Voltage-Input(Min) 4.5V
Voltage-Input(Max) 18V
Voltage-Output(Min/Fixed) 0.6V
Voltage-Output(Max) 18V
Current-Output 3A, 2A
Frequency-Switching 250kHz ~ 2MHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 32-VFQFN Exposed Pad

Übersicht

Description

The TPS65261RHBR is a multi-output power management integrated circuit (PMIC) designed by Texas Instruments. It is primarily used in applications requiring efficient power conversion and management, such as in industrial, automotive, and communication systems. The device integrates three synchronous buck converters, capable of operating from a wide input voltage range typically between 4.5V to 18V, making it suitable for various input sources, including batteries and adapters.
Each buck converter can deliver up to 3A of output current, with adjustable output voltages. The TPS65261RHBR features high efficiency and fast transient response, facilitated by its synchronous rectification and advanced control architecture. Other key features include power sequencing, overcurrent protection, thermal shutdown, and adjustable switching frequency, allowing designers to optimize for efficiency or size based on the application.
The compact QFN package of the TPS65261RHBR makes it suitable for space-constrained designs, while its comprehensive protection features enhance system reliability. Overall, it is a versatile solution for powering complex systems requiring multiple regulated outputs.

Equivalent

The TPS65261RHBR is a power management IC from Texas Instruments designed for multi-output applications. Equivalent products from other manufacturers include the LM26420 from Texas Instruments, the MAX15050 from Maxim Integrated, the LTC3419 from Analog Devices, and the MPQ8633 from Monolithic Power Systems. These alternatives offer similar functionalities like multi-channel DC-DC conversion, but specific features and performance can vary, so it's important to review the datasheets to ensure compatibility with your application requirements.

Features

The TPS65261RHBR is a versatile power management IC designed for a range of applications. Key features include:
1. Triple Synchronous Buck Converters: It offers three buck converters, each capable of delivering up to 3A output current, making it suitable for powering microcontrollers, processors, and other digital circuits.
2. Wide Input Voltage Range: The device supports an input voltage range of 4.5V to 18V, allowing flexibility in powering from various sources, including batteries and adapters.
3. Adjustable Output Voltage: Each buck converter has adjustable output voltages to meet specific application requirements.
4. High Efficiency: The synchronous rectification design ensures high efficiency across a wide load range, optimizing power usage.
5. Integrated Power Good Indicators: These signals help monitor the status of the output voltages, enhancing system reliability.
6. Protection Features: It includes overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring robust operation under various conditions.
7. Compact Package: Available in a 32-pin VQFN package, it saves board space, which is crucial for compact designs.
This combination of features makes the TPS65261RHBR suitable for use in consumer electronics, industrial applications, and telecommunications.

Pinout

The TPS65261RHBR is a power management IC from Texas Instruments. It comes in a 32-pin VQFN package. The device integrates three synchronous buck converters, making it suitable for a variety of power supply applications. The key functions of the TPS65261RHBR include:
1. Buck Converters: It features three synchronous step-down converters, which efficiently convert a higher input voltage to a lower output voltage.
2. Input Voltage Range: The device supports a wide input voltage range, typically from 4.5V to 18V.
3. Output Voltage Options: Each buck converter can be configured for different output voltages, commonly used for powering DSPs, FPGAs, and other processors.
4. Protection Features: It includes overcurrent protection, thermal shutdown, and undervoltage lockout to ensure device safety and reliability.
5. Soft Start: The device provides a programmable soft start to control the inrush current during power-up.
The TPS65261RHBR is often used in systems requiring multiple voltage rails, providing a compact and efficient solution for power management.

Manufacturer

The TPS65261RHBR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits, processors, and sensors, among others. TI's products are used in various applications across industries such as automotive, industrial, consumer electronics, telecommunications, and more. The company is known for its innovation in the field of electronics and is a major player in the semiconductor industry, focusing on developing technologies that enable advancements in areas like power management, wireless communications, and analog signal processing.

Application

The TPS65261RHBR is a versatile power management IC used in various applications. Its primary application areas include power supply solutions for consumer electronics, industrial equipment, and communication devices. It is commonly used in set-top boxes, digital TVs, home gateway systems, and networking equipment due to its efficient power conversion and management capabilities. Additionally, the TPS65261RHBR is suitable for automotive infotainment systems and other battery-powered devices where multi-channel power regulation is essential. Its ability to manage multiple outputs and provide high efficiency makes it ideal for complex electronic systems requiring reliable power management.

Package

The TPS65261RHBR is packaged in a VQFN (Very Thin Quad Flat No-Lead) package with 40 pins. The specific package dimensions are 6mm x 6mm with a 0.5mm pitch. This type of package is designed for efficient thermal performance and is typically used in power management applications.

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