septillion:
https://www.aliexpress.com/item/5PCS-AC-DC-5V-700mA-3-5W-Precision-Buck-Converter-AC-220v-to-5v-DC-step/32741379032.html ?
This was perfect. Received it about a week ago. Validated the output this weekend. Puts out a solid 5V DC.
Definitely smaller. About 1inch by 1 1/2. I've already wired it into my next project and ready to order more.
Thanks