Example PTN5150A in dual role USB C circuit with I/O mode control

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Example PTN5150A in dual role USB C circuit with I/O mode control

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Bitwise
Contributor II

I'd like to see an example circuit to use the PTN5150A as a CC controller for a USB C interface, with the mode, host or device, controlled by a single I/O line from a 3.3V MCU.

This is the most simple application, so an example circuit would be very useful.

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brian14
NXP TechSupport
NXP TechSupport

Hi @Bitwise

I couldn't find an specific example as you requested with an MCU, but you can use the section PTN5150 Design Resources. Here you will find references to develop your project.
Please have a look at the following link:
PTN5150 | Design Resources 

Have a great day!

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Bitwise
Contributor II
As I hadn't heard from you we went ahead and designed our own CC solution using SC-70 analogue switches and an STM VBUS power controller.
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brian14
NXP TechSupport
NXP TechSupport

Hi @Bitwise

Thank you for contacting NXP Support!

I'm checking your request with our team, to verify if there is an available application reference as you mentioned.

502 次查看
Bitwise
Contributor II

Thanks. I'm looking for an IC as small as possible, ideally below 6mm sq, to allow me to set the two CC lines to device or host, and if possible switch VBUS power on and off.
Ideally controlled by a simple IO line.

Failing that, I could use a CMOS switch to switch wither the 5.1k pulldowns, or the 22K pull ups onto the lines.

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