Hello,I'm testing USB Power Delivery (in dula role power) over STM32G0.I used ST wiki guide : https://wiki.st.com/stm32mcu/wiki/Introduction_to_USB_Power_Delivery_with_STM32It's works except for a specific case :STM32G0 is configured in DRP-Source wi...

Hello, I'm designing an AC switch with a TRIAC. This TRIAC is controlled by a phototriac. The following connexnio is used : R1 and C1 is a snubber to protect the phototriac.   Is this case, is it necessary to add a second snubber (see below) to prote...