Acroname Blog

A New Law for a Common ChargerStarting December 28, 2024, the European Union will require that many consumer electronics — including phones, tablets, cameras, headphones, and handheld game consoles — use USB-C as the standard port for wired charging. Laptops will follow in spring 2026.This…

A new paradigm of testing created a low-maintenance, high-throughput, scalable automated test-system ABSTRACTAdoption and integration of USB-C chargers and hubs in automotive applications is driving a need for an updated approach to production tests due to USB-C’s connector density, high…

How to Automate USB-C Monitor and Dock Testing with Industrial USB HubsDevices with integrated USB-C hubs — such as monitors, docks, and KVMs — must support a broad range of USB power and data modes. Validation and testing of these devices is challenging due to the number and variety of ports, the…

USBHub3c, combined with the External Load Feature, allows easy load testing and battery discharge of a variety of USB devices, including legacy Lightning, USB-OTG and USB-C ports, with and without USB Power Delivery (PD).Who is this Application Note for?This guide is intended for users who need to:…

One of the challenges of USB PD is that devices need to work correctly with any PD sources or sinks they might encounter.  We frequently see shipped products that don't follow PD negotiations correctly.  Testing your USB-powered device against a single charger is not enough!  One of…

USB-C ports have to handle a variety of functions including data transfer, power delivery, and DisplayPort (DP) Alt Mode video output.  Device manufacturers need to perform factory End-of-Line (EOL) testing to make sure that their products meet specifications  In this blog post, we'll be…

I. INTRODUCTIONThis case study demonstrates how a device lab resolved its USB issues using Acroname’s industrial USB hubs, making the lab more robust and ready to accommodate future expansion.Hardware device labs need reliable equipment. Often, these labs develop in an ad hoc manner, adding…

IntroductionMobile devices are built to maximize how long they can run between charges by topping off the battery when connected to power.  However, in mobile device and Continuous Integration (CI) labs, where hundreds of devices need continuous USB data connections, this presents a challenge…

I. Introduction to USB Power Delivery (PD) Sink TestingUSB Power Delivery (USB PD) is a convenient way to power a variety of devices.  Since a USB PD sink device could be connected to any PD source, sinks need to work safely and correctly with any source they might encounter.The USBHub3c by…

The problem with USB TESTING Suppose you’re a test engineer working on USB compliance testing.  You have a well-equipped lab with some high-end test equipment.  But you’d rather be in your office doing other work than in the lab plugging, unplugging, and flipping cables while…