Teardown of InfinityLab InstantCharger 100W GaN Charger (2A2C)

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Introduction
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HARMAN InfinityLab is a well-known digital accessories brand.
And today, we got a InfinityLab 100W 2A2C GaN charger, which has a smaller size and better performance.
Let's take it apart.

Bill of materials (BOM)
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Varistor: STE 10D511K
Safety X2 Capacitor: WQC, 0.33μF
Bridge Rectifier: Pingwei TBMR610
PFC Boost Controller: NXP TEA19162
GaN FET for PFC: GaN Systems GS-065-011-1-L
PFC Rectifier: Pingwei ES5JGR
High-voltage Capacitor (PFC filtering): JSH
Master Control Chip: TEA19161T, TEA19162
LLC MOSFET: SemiHow HCFL65R210
SMD Y Capacitor: TRX TMY1102M
Synchronous Rectifier: Hunteck HGN098N10AL
Secondary Rectifier Controller: NXP TEA1995T
Solid Capacitor: JSH
Protocol Chip: Weltrend WT6636F
Buck Converter: Toll Microelectronic TMI2286D
MOSFET (voltage drop): Hunteck HTM200P03
VBUS MOSFET: ARK AKF30N5P0S
Buck Controller (USB-A): Southchip SC8002
Buck MOSFET: Huayi HY1503C1
Charging Controller IC (USB-A): SMEI CW3005F

Chapter
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0:00 Intro
1:06 Test
1:51 Teardown
2:14 Analysis
7:56 Summary

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