Identify 5AR/SAR step-down converter

[fzabkar]

Could someone please help me to identify the step-down converter marked 5AR or SAR?

https://forum.hddguru.com/viewtopic.php?f=10&t=43366 (thread)
https://forum.hddguru.com/download/file.php?id=23867&mode=view (photo)

I suspect that the following ICs are pin compatible.

RT8010GQW, Richtek, 1.5MHz, 1A, High Efficiency PWM Step-Down DC/DC Converter, 2.5V to 5.5V input, marking ET, adjustable:
https://www.richtek.com/assets/product_file/RT8010=RT8010A/DS8010A-12.pdf

http://www.ame.com.tw/datasheet/AME5250.pdf

https://www.mouser.com/datasheet/2/115/DIOD_S_A0010935831_1-2513132.pdf

There is also a second unidentified converter marked "rDDMC" (DFN-8).