
USB C PD Board V2 CYPD3177
potpurri/USB-C_PD_Board_V2_CYPD3177
This PCB is designed to provide selectable output voltages and currents using the Infineon CYPD3177 USB Type-C port controller.

USB-C Power Delivery Netzteil
USBC PowerSwitcher is an open-source printed circuit board by s-grundner, from the s-grundner/Power-Switcher repository on GitHub. It is a 4-layer board of 90 × 55 mm with 115 parts on 115 nets, routed with 6 tracks and 0 vias.
It is built around the STM32F412RGT6, CYPD3177-24LQXQ and ESD9B3.3ST5G, with the DMP3098LSD among its other parts. Its parts include 40 resistors, 34 capacitors, 21 diodes, 4 ICs and 4 connectors. It belongs with the STM32 boards of this library.
Device to digitally request power from USB C PD capable supplies
| Qty | Value | Footprint | References |
|---|---|---|---|
| 18 | ESD9B3.3ST5G | Diode_SMD:D_SOD-923 | D1, D2, D3, D4, D5, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, D20 +2 |
| 17 | 100n | Capacitor_SMD:C_0402_1005Metric | C3, C4, C5, C6, C11, C14, C16, C18, C19, C22, C23, C24, C29, C30, C31, C34 +1 |
| 16 | 2k2 | Resistor_SMD:R_0402_1005Metric | R4, R5, R6, R7, R10, R12, R13, R14, R15, R16, R18, R19, R20, R21, R32, R40 |
| 15 | 4u7 | Capacitor_SMD:C_0805_2012Metric | C1, C2, C8, C12, C13, C15, C17, C20, C21, C25, C26, C27, C28, C32, C33 |
| 12 | 20k | Resistor_SMD:R_0402_1005Metric | R2, R3, R8, R11, R17, R30, R31, R34, R35, R36, R37, R38 |
| 8 | R | Resistor_SMD:R_0402_1005Metric | R22, R23, R24, R25, R26, R27, R28, R29 |
| 3 | 100R @ 100MHz | Inductor_SMD:L_0805_2012Metric | FB1, FB2, FB3 |
| 2 | 10p | Capacitor_SMD:C_0402_1005Metric | C9, C10 |
| 2 | 22R | Resistor_SMD:R_0402_1005Metric | R1, R39 |
| 2 | RED | LED_SMD:LED_0805_2012Metric | D7, D21 |
| 1 | 12m | Resistor_SMD:R_2512_6332Metric | R9 |
| 1 | 16MHz 9pF | Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm | Y1 |
| 1 | 1M | Resistor_SMD:R_0402_1005Metric | R33 |
| 1 | 2N7002 | Package_TO_SOT_SMD:SOT-23 | Q1 |
| 1 | 3u3 | Inductor_SMD:L_Sunlord_SWPA4030S | L1 |
| 1 | CYPD3177-24LQXQ | SamacSys_Parts:QFN50P400X400X60-25N-D | U2 |
| 1 | DMP3098LSD | Package_SO:SO-8_3.9x4.9mm_P1.27mm | Q2 |
| 1 | EC11N152440x | Rotary_Encoder:RotaryEncoder_Alps_EC11E-Switch_Vertical_H20mm | SW1 |
| 1 | INA180A2 | Package_TO_SOT_SMD:SOT-23-5 | U3 |
| 1 | LED_RGBA | LED_SMD:LED_SK6812MINI_PLCC4_3.5x3.5mm_P1.75mm | D8 |
| 1 | LMR50410-Q1 | Package_TO_SOT_SMD:SOT-23-6 | U4 |
| 1 | Micro_SD_Card_Det1 | SamacSys_Parts:503398-1892 | J5 |
| 1 | STM32F412RGT6 | Package_QFP:LQFP-64_10x10mm_P0.5mm | U1 |
| 1 | SWD | Connector_PinHeader_2.54mm:PinHeader_2x05_P2.54mm_Horizontal | J2 |
| 1 | USB_C_Receptacle | Connector_USB:USB_C_Receptacle_Molex_105450-0101 | J1 |
| 1 | VDC | TerminalBlock_WAGO:TerminalBlock_WAGO_2604-1102 | J3 |
The 111 most common of 115 parts.

potpurri/USB-C_PD_Board_V2_CYPD3177
This PCB is designed to provide selectable output voltages and currents using the Infineon CYPD3177 USB Type-C port controller.

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It measures 90 × 55 mm and has 4 copper layers, 1.61 mm thick.
115 parts, built around the STM32F412RGT6, CYPD3177-24LQXQ, ESD9B3.3ST5G and DMP3098LSD. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
From the s-grundner/Power-Switcher repository on GitHub, at the commit this page was made from: the board is manufacturing/USBC-PowerSwitcher/USBC-PowerSwitcher.kicad_pcb and its schematic manufacturing/USBC-PowerSwitcher/BSB.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Its repository states no licence, so its author keeps all rights: ask s-grundner before reusing the design.