When this cable is charging the notebook, it shows that the cable voltage is 27.75V (28V gear output voltage); the current is 5A, and the used power reaches 139.6W. The latest USB PD 3.1 fast charging specification divides the power into a standard Power Range (SPR for short) and Extended Power Range (EPR for short) two ranges.
The standard power range is the current mainstream USB PD3.0 standard on the market, and the maximum charging power remains unchanged at 100W; while the newly added three voltages of 28V, 36V, and 48V belong to the extended power range, and the maximum output corresponding to the three voltages The current is 5A, and the maximum output power can reach 240W. The cable tested meets the requirements of the latest PD3.1 protocol as follows.
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