Texas Instruments

TPS54821RHLT  

DC Switching Voltage Regulators

TPS54821RHLT Description

The TPS54821RHLT is a high-performance, adjustable output voltage regulator designed for demanding applications requiring efficient power conversion. Manufactured by Texas Instruments, this IC belongs to the SWIFT™ series and is part of DC the Switching Voltage Regulators category. It features an adjustable output voltage ranging from 0.6V to 15V, making it versatile for various electronic systems. The input voltage range spans from 4.5V to 17V, ensuring compatibility with a wide array of power sources. With a maximum output current of 8A, the TPS54821RHLT is capable of handling substantial loads while maintaining high efficiency.

TPS54821RHLT Features

• Adjustable Output Voltage: The TPS54821HLTR offers an adjustable output voltage from 0.6V to 15V, providing flexibility to meet diverse power requirements.
• Wide Input Voltage Range: The regulator supports an input voltage range of 4.5V to 17V, making it suitable for applications with varying input power sources.
• High Output Current: Capable of delivering up to 8A of output current, this regulator is ideal for high-power applications.
• Synchronous Rectification: The inclusion of synchronous rectification ensures high efficiency and reduced power loss, enhancing overall system performance.
• Switching Frequency Range: The regulator operates within a frequency range of 200kHz to 1.6MHz, allowing for optimization of efficiency and size.
• Positive Output Configuration: The positive output configuration ensures stable and reliable power delivery.
• Compliance and Reliability: The TPS54821RHLT is REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory standards are met. It also features a Moisture Sensitivity Level (MSL) of 1, indicating unlimited shelf life under specified conditions.
• Package Type: Available in a 14-pin QFN package (Tape & Reel), the TPS54821RHLT is designed for surface-mount applications, facilitating compact and efficient PCB designs.

TPS54821RHLT Applications

The TPS54821RHLT is well-suited for a variety of applications where high efficiency, high current, and adjustable voltage are critical. Specific use cases include:

• Telecommunications Equipment: Ideal for powering high-current components in telecom systems, ensuring stable and efficient power delivery.
• Data Centers: Suitable for server power supplies, where high efficiency and reliability are paramount.
• Industrial Automation: Provides robust power solutions for industrial control systems and robotics.
• Consumer Electronics: Can be used in high-power consumer devices such as gaming consoles and high-end audio equipment.
• Medical Devices: Ensures reliable power for medical equipment requiring precise voltage regulation and high current.

Conclusion of TPS54821RHLT

The TPS54821RHLT from Texas Instruments is a versatile and high-performance DC switching voltage regulator. Its adjustable output voltage, wide input voltage range, and high output current make it suitable for a broad range of applications. The inclusion of synchronous rectification and a wide switching frequency range further enhance its efficiency and adaptability. With compliance to environmental and regulatory standards, the TPS54821RHLT stands out as a reliable and efficient power solution for modern electronic systems.

TPS54821RHLT Documents

Download datasheets and manufacturer documentation for TPS54821RHLT

PCN Assembly/Origin :

ADN4605 Assembly/Datasheet Chgs 21/Aug/2019      

Datasheets :

TPS54821 Datasheet      

Design Resources :

TPS54821 Design with WEBENCH® Power Designer      

HTML Datasheet :

TPS54821 Datasheet      

PCN Design/Specification :

Mult Dev Material Chg 29/Mar/2018