Texas Instruments

TPS65251RHAT  

DC Switching Voltage Regulators

TPS65251RHAT Description

The TPS65251RHAT is a high-performance, multi-output synchronous buck converter designed by Texas Instruments. This IC regulator features an adjustable output type, capable of delivering up to 3A on one output and 2A on another, making it highly versatile for a variety of power management applications. The device operates within an input voltage range of 4.5V to 18V, ensuring compatibility with a broad spectrum of power sources. With a switching frequency adjustable between 300kHz and 2.2MHz, the TPS65251RHAT offers flexibility in optimizing efficiency and minimizing electromagnetic interference (EMI).

The TPS65251RHAT is housed in a 40-pin VQFN package, which is ideal for surface mount applications, providing a compact and efficient solution for space-constrained designs. The device is REACH unaffected and RoHS3 compliant, adhering to stringent environmental regulations. Additionally, it features a moisture sensitivity level (MSL) of 3, ensuring robustness in various manufacturing environments.

TPS65251RHAT Features

• Adjustable Output Voltage: The TPS65251RHAT supports an adjustable output voltage range from 0.8V to 18V, providing flexibility to meet diverse power requirements.
• High Efficiency: The synchronous rectifier design ensures high efficiency across a wide load range, reducing power loss and improving thermal performance.
• Wide Input Voltage Range: With an input voltage range of 4.5V to 18V, the device is suitable for various input power sources, including batteries and standard power supplies.
• Flexible Switching Frequency: The adjustable switching frequency from 300kHz to 2.MHz2 allows designers to balance between efficiency and EMI considerations.
• Multiple Outputs: The device offers three outputs, with the primary output capable of delivering up to 3A and the secondary output up to 2A, making it ideal for multi-rail power systems.
• Compact Packaging: The 40-pin VQFN package is designed for surface mount applications, providing a space-efficient solution.
• Environmental Compliance: The TPS65251RHAT is REACH unaffected and RoHS3 compliant, ensuring it meets global environmental standards.
• Robustness: The MSL 3 rating ensures the device is suitable for various manufacturing processes, including those involving exposure to moisture.

TPS65251RHAT Applications

The TPS65251RHAT is well-suited for applications requiring high efficiency and multiple power rails. Its adjustable output voltage and wide input voltage range make it ideal for:

• Telecommunications Equipment: Providing stable power to various components in routers, switches, and base stations.
• Industrial Control Systems: Supplying power to microcontrollers, sensors, and actuators in industrial automation.
• Consumer Electronics: Powering devices such as gaming consoles, smart TVs, and high-end audio equipment.
• Medical Devices: Ensuring reliable power delivery in diagnostic equipment and medical imaging systems.
• Automotive Electronics: Supporting power management in infotainment systems, advanced driver assistance systems (ADAS), and electric vehicle (EV) components.

Conclusion of TPS65251RHAT

The TPS65251RHAT from Texas Instruments stands out as a versatile and efficient power management solution. Its adjustable output voltage, high efficiency, and flexible switching frequency make it a superior choice for applications requiring multiple power rails. The compact VQFN package and environmental compliance further enhance its appeal for modern electronics design. Whether in telecommunications, industrial control, consumer electronics, medical devices, or automotive applications, the TPS65251RHAT delivers reliable performance and robustness, making it a standout product in the power management IC market.

TPS65251RHAT Documents

Download datasheets and manufacturer documentation for TPS65251RHAT

Datasheets :

TPS65251      

PCN Design/Specification :

Mult Dev Material Chg 29/Mar/2018