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I noticed that the model number of the USB 2.0 Loopback plug has changed from “PMUSB02” to “PMUSB02 (rev2)”. What is the difference?

April 26, 2017changed loopback model noticed PLUG USB

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I noticed that the model number of the USB 2.0 Loopback plug has changed from “PMUSB02” to “PMUSB02 (rev2)”. What is the difference?

1 Answer

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PMUSB02 (rev2) is a new hardware revision, available from Feb 2007, that improves the enumeration (connection) process and complies with the EU environmental RoHS directive (restricting certain metals, such as lead and flame retardants). The Rev 2 hardware also has lower power requirements.