Teardown of Infinix 180W GaN Charger
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Introduction
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ChargerLAB this time got a 180W USB-C GaN charger from Infinix. This charger is equipped with European pins and a USB-C port. It can support a charging power of up to 20V9A 180W.
Next, we are going to take it apart to see its internal components and structure.
Bill of materials (BOM)
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Model: U1800XEA
Input Filtering Circuit:
Input Fuse: Betterfuse
Safety X2 Capacitor: SEC
Bridge Rectifier: PANJIT MSB4M
Electrolytic Capacitor: AiSHi
PFC Circuit:
PFC Controller: Silergy SY5072B
PFC Boost MOSFET: Innoscience INN650D150A
PFC Rectifier: Pingwei ES5JGR
Primary Circuit:
PWM Controller: Dialog iW9801
MOSFET: Innoscience INN650D150A
Synchronous Rectification Circuit:
Synchronous Rectifier Controller: JOULWATT JW7726B
Synchronous Rectifier: AOS AONS66947
Solid Capacitor: BERYL
Buck Circuit:
Protocol Chip: Injoinic IP2723T
VBUS MOSFET: VGSEMI VS3698AE
Chapter
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0:00 Intro
0:56 Test
1:21 Teardown
3:10 Analysis
6:07 Summary
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