Teardown of Xiaomi 90W GaN Charger (For Xiaomi 13 Ultra)

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Introduction
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Hi, guys. Welcome back to today’s video. We posted a charging compatibility test video of the Xiaomi 13 Ultra several days ago. It comes with a 90W fast charger, which not only supports Xiaomi’s proprietary protocol, but also supports 65W PD protocol. Next, we will take apart this charger to reveal its internal components and build quality.

Bill of materials (BOM)
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Model: MDY-14-EC
Time-delay Fuse: WalterFuse
Varistor: STE 10D681K
Safety X2 Capacitor: STE
Bridge Rectifier: GR4MBF
Electrolytic Capacitor: Koshin
Master Control Chip: Hyasic Semi HY1658M
Primary GaN IC: Navitas NV6134A
Y Cpacitor: STE
Optocoupler: EVERLIGHT EL1019
Synchronous Rectifier Controller: Hyasic Semi HY905M
Synchronous Rectifier: Vergiga Semi VSP004N10MS-G
Solid Capacitor: Beryl
Protocol Chip: Injoinic IP2729
VBUS MOSFET: Vergiga Semi VS3618BE