All Questions
Tagged with power-delivery charging
4
questions
0
votes
0
answers
72
views
USB 2.0 0.9A and Data (hub) Simultaneously
Trying to combine USB hub and higher-than-default USB charging currents.
My experience with implementing USB is close to zero, although I usually have no problems with datasheets and other designs I ...
1
vote
2
answers
915
views
Creating a USB charger from 2-wire DC [closed]
I'm trying to tackle a problem where I want to wall-mount a USB device on a brick wall that only has a single 2-wire (14AWG) cable available, and no room / capability to run a new cable or remove the ...
0
votes
1
answer
177
views
Is a PD controller necessary if VBUS is always >5V?
I'm trying to implement a board that will use USB-C Power Delivery. We want to operate with 20V 5A input. If we know the source will always be at 20V, is it necessary to put a PD controller on the ...
0
votes
2
answers
601
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What are the limits for a USB PD charger and device to settle on a charging profile?
I've got a laptop which charges through USB Power Delivery. The charger supports the following profiles:
5V x 3A
9V x 3A
12V x 3A
15V x 3A
20V x 3.25A
I know USB PD devices and chargers enumerate ...