The TPS54320RHL is a highly efficient, adaptive on-time D-CAP2™ mode synchronous buck converter from Texas Instruments. This advanced power solution is designed to provide fast transient response for systems that demand low output voltage and high output current. It is an ideal choice for powering performance-sensitive applications in computing, networking, and telecommunications equipment.

Key Features

• Input Voltage Range: The TPS54320RHL operates over a wide input voltage range from 4.5V to 17V, making it versatile for various applications.
• Output Voltage Range: It offers an adjustable output voltage range from 0.76V to 7V, which can be set with external resistors.
• High Efficiency: With its integrated low RDS(on) MOSFETs, the converter achieves high efficiency and reduces the need for external components.
• Thermal and Over-Current Protection: The device includes thermal shutdown and over-current protection features, enhancing system reliability and safety.
• Small Footprint: The TPS54320RHL comes in a compact 14-pin VQFN (RHL) package, allowing for space-saving designs.
• Adjustable Switching Frequency: The switching frequency is programmable from 200kHz to 1.2MHz, which allows optimization of inductor size and efficiency.
• Pre-Biased Startup: It supports pre-biased startup, ensuring no glitch occurs when the power is coming up.

Applications

The versatility and performance of the TPS54320RHL make it suitable for a wide range of applications, including:

• Low-voltage, high-density power systems
• Point of load conversions from 5V, 12V, and intermediate bus rails
• Networking, telecom, and computing systems
• FPGAs, DSPs, and ASIC power supplies

Quality and Reliability

Texas Instruments is known for its commitment to quality and the TPS54320RHL is no exception. It is designed to meet the rigorous standards of the industry, ensuring long-term reliability and performance for critical system applications.