About the Product

TPS54561DPRR – 5A Step-Down Buck Converter, Wide 4.5V to 60V Input Range, WSON-10 Package

The TPS54561DPRR is a high-efficiency DC-DC buck converter designed to deliver up to 5A of continuous output current across a wide input voltage range of 4.5V to 60V. Engineered for industrial, automotive, and power regulation applications, this device provides reliable performance in harsh environments where stable power conversion is critical.

With an integrated high-side MOSFET, advanced control circuitry, and optimized thermal characteristics, the TPS54561 ensures reduced component count, compact PCB layout, and robust power regulation. The device also features synchronizable switching frequency, internal soft start, and comprehensive fault protection, making it highly suitable for demanding power supply designs including PSUs, motor drives, communication systems, and mining equipment.

Key Features

  • Part Number: TPS54561DPRR

  • Type: Step-Down Synchronous Buck Converter

  • Input Voltage Range: 4.5V to 60V

  • Output Current: Up to 5A Continuous

  • Switching Frequency: Adjustable (100kHz – 2.5MHz)

  • Integrated MOSFET: High-side FET for reduced external components

  • Efficiency: High efficiency with low conduction and switching losses

  • Protection Features:

    • Undervoltage lockout (UVLO)

    • Thermal shutdown

    • Cycle-by-cycle current limiting

    • Hiccup mode short-circuit protection

  • Soft Start: Programmable internal soft start for controlled inrush current

  • Package: WSON-10 (Compact surface-mount)

  • Condition: Original, Brand New

Applications

  • Industrial Power Regulation

  • Telecom & Networking Equipment

  • Automotive Power Systems

  • ASIC Miner Power Supply Boards

  • Motor Drives & Embedded Systems

  • High-Efficiency DC-DC Converters

Why Choose TPS54561DPRR?

  • Wide 4.5–60V input range supports flexible applications.

  • Compact WSON-10 package for space-constrained designs.

  • High 5A output current ideal for power-demanding systems.

  • Reliable fault protection ensures long-term durability.

  • Perfect fit for PSU repair, cryptominer boards, and industrial systems.