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Introduction
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Today, we are going to tear down a wireless phone charger launched by Tesla. The charging module is suitable for Model S, produced from 2012 to 2020, and Model X, produced from 2015 to 2020. It can provide 7.5W charging power and is powered by a USB-A port. Next, let's take it apart to see its internal components and structure.
Bill of materials (BOM)
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Model: WC1
Wireless Charging Master Control Chip: NXP MWCT1013AVLH
Voltage Regulator Chip: MPS MPQ8904
Dual Op Amp: TI LMV822-Q1
TVS: Nexperia PTVS20VS1UR
Protocol Converter: Microchip MCP2221A
Half-bridge Driver: DIODES DGD05473
Synchronous Buck-boost MOSFET: onsemi NVTFS5811NL
Schottky Diode: Nexperia PMEG060V050EPD
Current Sense Amplifier: TI INA214-Q1
MOSFET: onsemi NVTFS5811NL, DIODE DMT10H017LPD
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