338S00839 USB Charging IC

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The 338S00839, known in the repair trade as the Tigris charging IC, handles USB power delivery and charge management on iPhone 14, 14 Plus, 14 Pro, and 14 Pro Max logic boards. Tec hnicians reach for this chip when a phone shows no charging, intermittent charging, or gets stuck at "Accessory not supported" after liquid damage or a board short. Board-level techs commonly reference it as U4001 on the schematic. This BGA component requires proper reballing and hot air rework skills for a clean reflow. Stock it for your iPhone 14 series charging port and power bench jobs. Show more