TPS55289RYQR

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TPS55289RYQR

IC REG BUCK BST ADJ 6.35A 21VQFN

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規格

Part Status Active
Function Step-Up/Step-Down
Output Configuration Positive
Topology Buck-Boost
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 3V
Voltage - Input (Max) 30V
Voltage - Output (Min/Fixed) 0.8V
Voltage - Output (Max) 22V
Current - Output 8A
Frequency - Switching 200kHz ~ 2.2MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 21-PowerVFQFN
Supplier Device Package 21-VQFN-HR (3x5)
Base Product Number TPS55289

概述

Description

The TPS55289RYQR is a highly efficient, synchronous buck-boost converter from Texas Instruments. It is designed to manage wide input voltage ranges, making it suitable for applications requiring both step-up and step-down voltage conversion. The device can handle input voltages from 2.7V to 36V and provide output voltages ranging from 0.8V to 22V, accommodating various system requirements.
Key features include a switching frequency adjustable between 200 kHz and 2.2 MHz, allowing designers to optimize for efficiency or size. It supports both forced PWM mode and power-save mode for improved efficiency at light loads. The converter also integrates protection features, such as overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring reliable operation under diverse conditions.
The TPS55289RYQR is ideal for applications such as USB power delivery, battery-powered devices, and automotive systems. Its compact size and high efficiency make it suitable for portable and space-constrained applications. Additionally, the device's flexible design allows for easy integration into various power management solutions.

Features

The TPS55289RYQR is a highly efficient, synchronous buck-boost converter designed to provide a constant voltage output over a wide range of input voltages. It features a 4.5 V to 36 V input voltage range, making it suitable for applications with varying power sources. The device can deliver up to 2 A of continuous output current, ensuring robust performance in various load conditions.
Key features of the TPS55289RYQR include:
1. Wide Output Voltage Range: It offers an adjustable output voltage range from 1.2 V to 32 V, providing flexibility for different applications.
2. High Efficiency: The converter boasts up to 95% efficiency, minimizing power loss and heat generation.
3. Seamless Transition: It supports smooth transition between buck and boost modes, ensuring stable output voltage even as input conditions change.
4. Protection Features: It includes over-current protection, thermal shutdown, and soft start functionality to enhance reliability and safety.
5. Compact Package: Available in a 24-pin VQFN package, it is suitable for space-constrained designs.
These features make the TPS55289RYQR ideal for automotive, industrial, and consumer electronics applications requiring efficient power management.

Package

The TPS55289RYQR is a DC-DC buck-boost converter from Texas Instruments. It comes in a 24-pin VQFN package, specifically referred to as the RYQ package. This type of package is compact and supports efficient thermal performance, suitable for high-density electronic applications.

Pinout

The TPS55289RYQR is a buck-boost converter from Texas Instruments. It typically comes in a 16-pin VQFN package. The main functions of this device include providing a regulated output voltage over a wide range of input voltages. It integrates both buck and boost modes allowing it to step-up or step-down the input voltage as needed to maintain a stable output.
Key functions and features include:
- Wide input voltage range, which allows flexibility in various applications.
- High efficiency across its operating range.
- Designed for applications that include USB power delivery, battery-powered systems, and other portable devices.
For precise pin functions and other design considerations, refer to the specific datasheet provided by Texas Instruments.

Manufacturer

The TPS55289RYQR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide array of electronic components, including integrated circuits and analog chips. TI is known for its innovation in the semiconductor industry, providing products and solutions for various applications such as automotive, industrial, consumer electronics, and communications. The company is based in Dallas, Texas, and has a long history of contributing to technological advancements across different sectors.

Application

The TPS55289RYQR is a buck-boost converter commonly used in applications requiring stable voltage regulation across varying input conditions. It is suitable for USB power delivery, battery-powered devices, and portable electronics, where efficient power conversion is crucial. Additionally, it can be used in industrial and automotive applications requiring robust performance in changing environments. Its ability to handle both step-up and step-down conversion makes it versatile for various power management scenarios.

Equivalent

The TPS55289RYQR is a highly integrated buck-boost converter from Texas Instruments. Equivalent products from other manufacturers might include the MAX77839 from Maxim Integrated, the LT8390 from Analog Devices, and the ISL85415 from Renesas Electronics. These components offer similar buck-boost functionalities, though specific features such as input/output range, efficiency, and package type may vary. It's important to compare the datasheets to ensure compatibility with your specific application requirements.

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