Tesla Model 3 Charger/DCDC ("PCS")
The Tesla Model 3 has a "Power Conversion System" (also known as the "PCS") which contains both a 10kW AC charger and a ??W DCDC converter. The PCS is located inside the "Penthouse" part of the main traction battery system.
Video - The Tesla Project : Model 3 PCS First Look - https://youtu.be/_TYvSmDJSPQ
Video - Tesla Model 3 Power Conversion System - https://youtu.be/3ARHdRwfxjY