Questions tagged [usb-pd]
The USB-PD tag relates to the Power Delivery extension of the USB specification. USB-PD is capable of supporting up to 100 W of power after negotiation between spec-compliant USB PHYs.
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How to install a USB-C PD host port on my electric longboard (54.6 V)
Installing a USB-C Port on a Longboard for Charging
I'm exploring options to install a USB-C port on my longboard to utilize its enormous ~400 Wh battery for charging my phone/laptop/anything.
Initial ...
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12V through USB Type C without PD
Can I get 12V to my system through USB type C without PD or configuration CC lines or Using CC controller?
If yes how can I do that .
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Low Quiescent Current over USB Type-C [closed]
I'm working on a battery powered project which I'm currently planning on powering over USB Type-C for flexibility. The 5V/3A spec would satisfy my needs for the high end of power draw, however, I want ...
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USB-C module configuration pins in parallel connection
I have received a lot of help from several members of this site. After trying to wire two charging ports on the same device and investigating the diode OR-ing configurations and the power mux ...
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STUSB4500: Contact Ground Issue
I'm working with the STUSB4500 for USB PD Sink. My PD circuit is the same as the Sparkfun Power Delivery USB-C board, and everything works well, except for the fact that the ground is super sensitive ...
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Help identifying "A32F" and "G9" chips used in USB-C cable built in wattmeters
I have been trying to identify the chips that are used in "power meter" USB C cables and adapters. I have purchased and taken apart the following two adapters for this:
Adapter 1 - No name ...
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Need a help with CYPD3177
So basically this IC is used to request specific voltage and current options required at any point. You can find a User Manual here.
For changing the output voltage it says in page 21 that you have to ...
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Replace micro USB tablet connector with USB C
I'm considering upgrading my dad's old tablet, which currently has a micro USB connector. The issue arises from his habit of frequently misplacing the charger, and I'd prefer not to rely on an ...
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DC-DC design with STUSB4761
I am designing a powered USB HUB (UFP) which can provide power to the host through USB PD. This means I need a PD controller which supports DR_Swap and it seems that STUSB4700/STUSB4710 cannot be used ...
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USB Power delivery: what happens if device requests intermediate of power supply's supported powers? [closed]
For example, if you connect Power adapter that supports USB PD 3.0 with PPS, output of 5V, 15V, to a device which requests 9V (and does not support PPS), is it possible that power adapter would give ...
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USB C Power Delivery using below schematic?
I have limited experience with USB C and I want to design a board which needs to charge both a smartphone and another subsystem which draws around 1W. I have read that by just connecting a 5.1k ...
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How to design dual mode USB Type C power bank?
I want to design power bank that has 2 USB Type C ports and uses a large lithium battery inside.
I want to be able to use 100W power delivery when possible. I am absolutely overwhelmed by looking at ...
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USB Type C mobile phone charger Design using MPQ4242-AEC1
I am planning to design a USB type C charger for my bike. This is the first time I am designing a USB charger. I decided to use MPQ4242-AEC1 from MPS.
A 12 V will be coming from my battery. As per my ...
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Configuring a USB-C/PD Controller IC for a Type-A Output
I'm working on a new USB charging product to be installed on airplanes. I understand the power requirements well enough: it has to take 12V-32V input and be able to provide up to 45W of power per ...
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USB PD multiple voltages simultaneously [closed]
I haven’t been to stack overflow in a loooong time, it’s nice to be back!
I was just wondering if USB Power Delivery can provide multiple different voltages simultaneously… say, 5V & 9V, on two ...