References Qty Description C1, C4 2 C Small 10u Unpolarized capacitor, small symbol 0805 2012Metric C2, C3, C5, C6, C7, C8, C9, C10 8 C Small 100n Unpolarized capacitor, small symbol 0402 1005Metric D1, D2 2 LED Light emitting diode 0603 1608Metric D3, D4 2 D Small SS310 Diode, small symbol SOD-123 J1 1 USB C Receptacle USB2.0 USB-c 2.0-only Type-C connector USB-C 16Pin J3 1 Conn 01x15 Male 1 Generic connector, single row, 01x15, script generated (kicad-library-utils/schlib/autogen/connector/) PinHeader 1x15 P2.54mm Vertical J4 1 Conn 01x15 Male 2 Generic connector, single row, 01x15, script generated (kicad-library-utils/schlib/autogen/connector/) PinHeader 1x15 P2.54mm Vertical J5 1 Conn 01x04 Male SWD Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) PinHeader 1x04 P2.54mm Horizontal L1 1 L Small 4u7 Inductor, small symbol Taiyo-Yuden MD-3030 R1, R2 2 R Small DNP Resistor, small symbol 0402 1005Metric R3, R4 2 R 5k1 Resistor 0402 1005Metric R5, R7, R10, R12, R11 5 R Small 5k1 Resistor, small symbol 0402 1005Metric R6 1 R Small 16k Resistor, small symbol 0402 1005Metric R8, R9 2 R Small 0 Resistor, small symbol 0402 1005Metric SW1 1 SW Push button switch, generic, two pins SPST PTS810 U1 1 USBLC6-4 SOT-23-6 U2 1 STM32F072CBUx ARM Cortex-M0 MCU, 64KB flash, 16KB RAM, 48MHz, 2-3.6V, 37 GPIO, UFQFPN-48 QFN-48-1EP 7x7mm P0.5mm EP5.6x5.6mm U3 1 ACT4088 SOT-23-6 U4 1 FUSB302BMPX Programmable USB Type-C Controller w/PD, I2C address 0x22, WQFN-14 WQFN-14-1EP 2.5x2.5mm P0.5mm EP1.45x1.45mm