Is this 8 pin component on the creality 4.2.2 board the buck converter

Creality 4.2.2 Pin Diagram

Creality usual else shutting simultaneously diagnosing stilll Is this 8 pin component on the creality 4.2.2 board the buck converter

Is this 8 pin component on the creality 4.2.2 board the buck converter

Is this 8 pin component on the creality 4.2.2 board the buck converter
Is this 8 pin component on the creality 4.2.2 board the buck converter