AMD (Xilinx) Power Tree Designs

Power Tree Designs for AMD Xilinx FPGAs and SoCs

Accelerate FPGA and Adaptive SoC development with optimized power tree designs built around industry-leading power management solutions from onsemi. These reference power architectures help simplify power sequencing, improve efficiency, reduce board space, and accelerate time-to-market for AMD Xilinx devices used in industrial, communications, aerospace and defense, medical, and AI edge applications.

AMD (Xilinx) Families

Modern AMD Xilinx FPGAs and Adaptive SoCs require sophisticated power architectures with multiple rails, precise sequencing requirements, high-current core supplies, and advanced monitoring functions. Power tree designs from onsemi help engineers address these challenges through carefully selected power management devices and proven reference architectures.

Whether designing with Zynq™, Versal™, Kintex™, Artix™, or Spartan™ platforms, engineers can leverage a complete portfolio of PMICs, DC-DC converters, LDOs, eFuses, load switches, and power monitoring devices to create reliable and scalable power architectures.

From compact edge computing systems to high-performance AI acceleration platforms, these power tree designs enable optimized power delivery while simplifying the design process and accelerating development cycles.

AMD Artix 7

Cost-optimized FPGA for high-performance, power-efficient designs.

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AMD Spartan 7

Low-density FPGA optimized for compact, cost-sensitive designs.

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AMD Artix US+

Cost- and power-optimized FPGA with exceptional performance per watt.

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AMD Zynq US+

MPSoC combining Arm processors with programmable logic.

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AMD Virtex US+

High-capacity FPGA delivering advanced performance and integration.

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AMD Kintex US+

Mid-range FPGA balancing performance, power, and system cost.

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What is a power tree design for AMD Xilinx FPGAs and Adaptive SoCs?

A power tree design is a complete power architecture that defines how each voltage rail required by an AMD Xilinx FPGA or Adaptive SoC is generated, sequenced, monitored, and protected. It helps simplify system design while ensuring reliable device operation.

Why do AMD Xilinx FPGAs require multiple power rails?

Modern FPGAs and Adaptive SoCs typically require separate power rails for the core, transceivers, memory interfaces, I/O banks, auxiliary functions, and analog circuitry. Each rail has unique voltage, current, and sequencing requirements that must be properly managed.

Which AMD Xilinx device families are supported by these power tree designs?

The power tree solutions support a wide range of AMD Xilinx platforms, including Versal™, Zynq UltraScale+™, Zynq™ 7000, Kintex™, Virtex™, Artix™, and Spartan™ device families.

What power management devices are commonly used in FPGA power trees?

Typical FPGA power architectures use PMICs, buck regulators, boost regulators, LDOs, load switches, eFuses, voltage supervisors, and power sequencing devices to ensure efficient and reliable operation.

Why is power sequencing important for FPGA systems?

Many FPGA platforms require specific startup and shutdown sequences to prevent device malfunction or system instability. Proper sequencing ensures that all voltage rails are enabled and disabled in the correct order.

How do I select the right power management solution for my AMD Xilinx design?

The optimal solution depends on FPGA family, rail count, current requirements, power sequencing needs, thermal constraints, and board space. Reference power tree designs provide a starting point for selecting the most appropriate PMICs, regulators, and protection devices for a specific application.