Teardown of Tesla WC5 Wireless Phone Charger

Published at : 23 Dec 2025

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Introduction
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ChargerLAB got the wireless phone charger WC5 for the Tesla Model 3. The surface of this wireless charging module is covered with flocking material, which is soft and non-slip. There are two charging positions that support 15W wireless charging. It uses an aluminum alloy shell to enhance heat dissipation. The tilted angle of its charging panel makes it easy to place and view the phone, improving driving safety. The wireless charging module is integrated with the vehicle interior and looks beautiful. Next, let's take it apart to see its internal components and structure.

Bill of materials (BOM)
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Model: WC5
TVS: BrightKing SMBJ30CA
MOSFET: DIODES DMPH4029LFGQ, DIODES DMTH6016LPDQ
Step-Down Chip: TI LMR34215FA
Voltage Regulator Chip: TI TPS7A8101-Q1
Wireless Charging Controller: NXP MWCT22C3AVLH
Synchronous Buck Chip: MPS MPQ4272
Wireless Charging Power Stage Chip: MPS MPQ4280
LIN Transceiver Chip: TI TLIN1021-Q1
Diode: DIODES S1M
CAN Transceiver Chip: TI TCAN1044AV-Q1
Wireless MCU: TI CC2642R
NFC Chip: ST ST25R3914

Chapter
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0:00 Intro
1:18 Teardown
2:26 Analysis
7:08 Summary

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