Texas Instruments TPS54620RGYT-P

The TPS54620RGYT is a highly integrated, high-efficiency synchronous step-down DC/DC converter from Texas Instruments. This device is part of the SWIFT™ family and is designed to provide efficient power conversion solutions for a wide range of applications. It features an adjustable output voltage from 0.8 V to 15 V, making it versatile for various power requirements. The TPS54620RGYT is housed in a compact 3.5 mm x 3.5 mm VQFN package, which is thermally enhanced to support high-density designs.

• Integrated MOSFETs: The device includes integrated 26 mΩ and 19 mΩ MOSFETs, which enhance efficiency and reduce the need for external components.
• High Efficiency: Optimized for high efficiency, making it suitable for high-density power systems.
• Adjustable Output Voltage: The output voltage can be adjusted from 0.8 V to 15 V, providing flexibility in various applications.
• High Switching Frequency: Supports a switching frequency range of 200 kHz to 1.6 MHz, allowing for smaller inductor sizes and reduced footprint.
• Power Good Output Monitor: Features a power good comparator with hysteresis to monitor output voltage for undervoltage and overvoltage conditions.
• Low Quiescent Current in Shutdown: The device has a low 2-µA shutdown quiescent current, which is beneficial for power-saving designs.
• Monotonic Start-Up and Power Sequencing: Allows for controlled start-up and power sequencing through the SS/TR pin, minimizing inrush currents and enabling tracking situations.
• Thermal Shutdown and Current Limiting: Includes thermal shutdown and cycle-by-cycle current limiting to protect the device from overheating and overcurrent conditions).

• High Density Distributed Power Systems: Suitable for high-density power systems where space and efficiency are critical).
• High Performance Point of Load Regulation: Ideal for applications requiring precise point of load regulation, such as in high-performance computing and networking equipment).
• Broadband, Networking, and Optical Communications Infrastructure: Used in various communication infrastructure applications due to its high efficiency and reliability).

1. What is the maximum output current of the TPS54620RGYT?

   The maximum output current is 6 A).

2. What is the input voltage range for the TPS54620RGYT?

   The input voltage range is from 4.5 V to 17 V).

3. What is the minimum output voltage that can be set for the TPS54620RGYT?

   The minimum output voltage is 0.8 V).

4. What is the maximum switching frequency of the TPS54620RGYT?

   The maximum switching frequency is 1760 kHz).

5. What type of package does the TPS54620RGYT come in?

   The device is housed in a 14-pin VQFN package).

6. What are the operating temperature ranges for the TPS54620RGYT?

   The operating temperature range is from -40 °C to +150 °C).

7. Does the TPS54620RGYT have integrated MOSFETs?

   Yes, it includes integrated 26 mΩ and 19 mΩ MOSFETs).

8. How does the TPS54620RGYT handle power sequencing?

   The device allows for power sequencing through the enable and open-drain power good pins, and the SS/TR pin can be used for slow start and tracking).

9. What safety features does the TPS54620RGYT have?

   The device features thermal shutdown, cycle-by-cycle current limiting, and low-side sourcing and sinking current limits to prevent excessive current).

10. Can the TPS54620RGYT be used in safety-critical applications?

    While it is a robust device, it is important to refer to the datasheet and Texas Instruments' guidelines for use in safety-critical applications).