About MCapu.2

MCapu.2 · 2020-07-16

Here is my requirement for my USB-C powered system:I need 5 V @ >= 3 A.It doesn't really matter to me if the above is achieved from a USB PD contract in place, or if a non-PD USB-C Source is advertising 5 V @ 3A via a 10k pull-up.I don't want to use ...

MCapu.2 · 2020-07-20

I guess, in summary, a point I'm not clear on:If a 5 V @ 3A USB PD port is not negotiated with (i.e. it only sees a 5.1 kohm pull down), does it current limit to 3 A, or does it current limit to "USB default operation".You mention the STUSB4500L, whi...

MCapu.2 · 2020-07-20

Thanks very much for your response!Another quick question, if possible.My understanding is that unless a contract is in place, a PD device is supposed to current limit to "USB Default Operation" (1A).As stated, I plan to use POWER_OK2 to enable my do...

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Behavior of POWER_OK2 pins and GPIO pins STUSB4500

Re: Behavior of POWER_OK2 pins and GPIO pins STUSB4500

Re: Behavior of POWER_OK2 pins and GPIO pins STUSB4500