USB-C Power Metering with the ChargerLAB KM003C: A Google Twinkie Alternative?
The ChargerLAB KM003C is a USB-C power meter supporting up to 240W EPR, offering real-time monitoring of voltage, current, and protocols. It surpasses competitors with enhanced power support and accuracy.
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The ChargerLAB KM003C is a USB-C power metering device designed to monitor power delivery (USB-PD) over the USB Type-C connector. It aims to provide a user-friendly alternative to costly USB protocol analyzers, catering to microcontroller projects, hobbyists, and enthusiasts. The KM003C supports EPR specifications up to 240W, surpassing the capabilities of the original Google Twinkie. It features a vibrant display showing real-time information on voltage, current, power consumption, and charging protocols. The device can be connected to a PC for data recording and analysis. Compared to the Plugable USBC-TKEY, the KM003C offers higher power support, increased measurement accuracy, and a different software interface. The KM003C's hardware design includes physical buttons for navigation and configuration, with a Type-C HID port for data transfer. The device comes with a closed-source Windows software for graphing and storing recorded parameters. Overall, the ChargerLAB KM003C presents an advanced solution for monitoring USB power delivery processes, catering to evolving user requirements in the USB space.
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