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DC-DC Converters

The DPx Law showcases our evolution from our founding in 2019, when we first demonstrated our patented technology through a small prototype, to the kiloampere-level converters driving next-generation computing performance.

DPx's law - Interactive Prototype Guide

Prototypes

48V DC-DC Converter prototype - Proof of Concept

Proof of Concept - 2019

First successful SWT validation using a PCB transformer

  • Input Voltage: 40V
  • Output Voltage: 4V
  • Output Current: 30A
  • Peak Efficiency: 97.22%
  • Full Load Efficiency: 95.46%
24V DC-DC Converter prototype - UFO

UFO - 2020

Scaling to 200A featuring a custom toroidal transformer architecture

  • Input Voltage: 48V
  • Output Voltage: 4V
  • Output Current: 200A
  • Peak Efficiency: 97.4%
  • Full Load Efficiency: 94.7%
12V DC-DC Converter prototype - The Animal

The Animal - 2021

Achieving 500A output with a custom-made rectangular transformer

  • Input Voltage: 12V
  • Output Voltage: 1V
  • Output Current: 500A
  • Peak Efficiency: 97.71%
  • Full Load Efficiency: 86.03%
24V DC-DC Converter prototype - Matrix

Matrix - 2022

Delivering 500A of current through a standard PCB

  • Input Voltage: 24V
  • Output Voltage: 1V
  • Output Current: 500A
  • Peak Efficiency: 97.0%
  • Full Load Efficiency: 90.9%
12V DC-DC Converter prototype - Split

Split - 2023

Dual Matrix Innovation: SWT driven from external primaries

  • Input Voltage: 48V
  • Output Voltage: 1V
  • Output Current: 950A
  • Peak Efficiency: 98.75%
  • Full Load Efficiency: 88.4%
12V DC-DC Converter prototype - Emerald

Emerald - 2024

Breaking the kA barrier: Scaling to 2,200A on a standard PCB

  • Input Voltage: 48V
  • Output Voltage: 1V
  • Output Current: 2,200A
  • Peak Efficiency: 95.8%
  • Full Load Efficiency: 88.8%
12V DC-DC Converter prototype - Onyx

Onyx - 2025

Delivering thousands of Amperes using vertical SWT and custom cell integration

  • Input Voltage: 50V
  • Output Voltage: 0.7V
  • Output Current: 3,000A
  • Peak Efficiency: 96.2%
  • Full Load Efficiency: 88.6%
  • Input Voltage: 400V
  • Output Voltage: 0.7V
  • Output Current: 1,500A
  • Peak Efficiency: 94.2%
  • Full Load Efficiency: 92.8%
DC-DC Converter prototype - Sapphire

Sapphire - 2026

Flagship Solution

  • Input Voltage: 54V
  • Output Voltage: 0.6V
  • Output Current: 1,700A
  • Current Density: 2.4 A/mm2

DC Loads

DC Load prototype 1

Load Onyx

  • Load Modules: 160
  • Power Rating: 2 kW
  • Dimensions: 110 x 160 mm
DC Load prototype 2

Load Closed Loop

  • Load Modules: 60
  • Power Rating: 1 kW
  • Dimensions: 75 x 75 mm
DC Load prototype 3

Load Sapphire

  • Load Modules: 336
  • Power Rating: 4 kW
  • Dimensions: 156 x 160 mm