Replacement main power management IC chip for SAMSUNGsung Galaxy S7 Edge (SM-G935F)

Chip model: 77854 - primary power IC for core voltage regulation

Controls power distribution, CPU/GPU voltage regulation, and system power management

Restores proper power-on function and overall device operation

High-quality component for reliable performance

Solves power-related issues like phone not turning on, random shutdowns, or charging problems

"BIG" refers to the main power IC in the S7 Edge

Specifically designed for S7 Edge devices

Essential for advanced motherboard repairs

Professional micro-soldering installation required