Questions tagged [power-delivery]
The power-delivery tag has no usage guidance.
18
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USB Type-C DRP Integrated Switch/Interface Chip
I would like to experiment with a power bank design with a single usb type-c port. The port should have dual role, source current for charging other devices as well as sink current for charging itself....
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Help identifying chip in Huawei motherboard
Can you help me identify this chip? It looks like a SOT23-5 chip, it seems to be part of the USB-C Power Delivery. The laptop doesn’t power up because this chip seems to be part of the negotiation ...
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Power plane vs polygon pours
This question is being asked from perspective of Altium but applies to other PCB CAD programs as well.
So we can have two type of dedicated copper areas for power on a PCB plane. One is a polygon pour....
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Why does Backside Power Distribution work for high speed CPUs?
Several upcoming or future CMOS process nodes are said to offer some kind of backside power delivery for Silicon CMOS transistors, so the precious area in the lower metal layers is freed up for signal ...
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Setting SNK POD values for MAX77958
In the datasheet for the max77958 it states:
...
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For USB-C, is it compliant to use the SBU pins for low voltage serial data transfer during 20 V Power Delivery?
I'd like to use a PD controller to allow for 20 V, 60 W+ to enter the sink system, but I'd also like to use the sideband pins (or other pins) to send some 3.3 V TTL serial data to the host side in the ...
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USB-C power delivery, how to power 20V pd device from "dirty" +20V source?
I want to charge my laptop from a solar pv panel. It charges via USB-C and so I bought a cheapo usb solar panel off ebay and a "power bank".
Turns out, the "power bank" is only for ...
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USB C PD source not powering simple USB 2.0 sink
I made a simple PCB that I wanted to be powered through a USB C connector with low current requirements (~50mA). I spent some time reading through the USB C Spec as well as reading other relevant ...
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Draw 15V from USB C Power Delivery devices
I need to draw 15V from USB C PD capable devices such as power banks or chargers.
So I need a rather small tool or build for this I can draw about 15V 3A via usb c with.
Thanks for your help.
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USB PD Power Delivery Skip 9V Requirement
Is there any way possible to implement a USB C PD port that only sources 5V and 15V? As I read the spec (USB Power Delivery Specification Rev. 3.0, Version 1.2, June 21, 2018) it seems that I cannot ...
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USB connection and reconnection issue
I have upgraded a design with a USB2412 to a design with a USB2514Bi chip to have more USB ports available.
During testing we discovered the device works like expected when we connect it to a USB A ...
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DC powered USB wall faceplate
Looking to make a USB Power Delivery faceplate to install within a wall. Looking to feed the faceplate from a 48V DC Bus that I have available. Looking to get ideally x2 USB C connectors and x2 USB A ...
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Why does my USB-C PD trigger circuit not work in tandem with a DC-DC voltage step up module?
Good day internet humans,
I am pretty new to the world of diy electonics, and am in the process of putting together a DIY portable computer monitor built from an lcd panel from an old laptop and a ...
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USB3.0 PD port ORing
I was designing a product in which two USB Power Delivery ports are populated in the design so as to:
Provide power from wall charger supporting PD
Provide high speed communication with laptop
Now ...
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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 ...