For MacBook LT3470AED LT3470AEDDB U7090 U6990 IC Chipset

For MacBook LT3470AED U7090 U6990 IC Chipset

This is the PP3V42_G3H regulator IC for many model Macbooks. It turns either 18v, 16v, 12v, or 8v into 3.42v. It commonly dies on Macbook Airs and the 820-2879 macbook Pro because it is on the edge, where water most commonly seeps in.

U6990 on older Macbook Airs & Retinas

U7090 on 2013-2016 Macbook Airs & Retinas

QFN - 8 Pin