# PCBWay 4 Layer Stackup ## Description ESP32-C3 Automotive CAN-FD Interface with USB-C and Protected 12V Power Input ## Project Details - **Owner:** dsayers555 - **Created:** 6/11/2025 - **Last Updated:** 4/19/2026 - **Visibility:** Public - **Domain:** Automotive - **Connectivity:** WiFi - **Application Description:** Automotive ESP32-C3 low-drain CAN FD interface with USB‑C, 12V protected input, wake-on-CAN, and low-Iq 3.3V buck for standby operation. - **Board Thickness:** 1.6mm - **Communication Features:** CAN FD, Wake-on-CAN, USB-C power and data, WiFi - **Bus Type:** CAN - **Inner Layers Copper Thickness:** 1oz - **Reliability Target (MTBF):** 50000hours - **Outer Layers Copper Thickness:** 0.5oz - **Manufacturing Quantity Target:** 50 - **Power Management Topology:** 12V protected input, USB-C 5V, ideal-diode power mux, 3.3V buck - **Power Requirements:** USB - **Operating Temperature:** -40 to +85°C - **License:** http://solderpad.org/licenses/SHL-2.1/ - **Power Source:** Battery - **Operating Voltage:** 12V - **Human Interface:** Buttons - **Board Stackup Reference:** PCBWay 4 Layer Stackup - **Main Controller:** ESP32-C3 - **Software:** Arduino - **Copies:** 2 *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/dsayers555/pcbway-4-layer-stackup~il](https://www.flux.ai/dsayers555/pcbway-4-layer-stackup~il).* --- *Generated from [https://www.flux.ai/dsayers555/pcbway-4-layer-stackup~il](https://www.flux.ai/dsayers555/pcbway-4-layer-stackup~il)*