# USB-C FTDI UART Adapter ## Description Compact USB-powered USB-C to 3.3 V UART adapter using a genuine FTDI bridge, USB ESD protection, and a 1x6 UART header. ## Project Details - **Owner:** brianbenchoff - **Created:** 8/4/2026 - **Last Updated:** 8/11/2026 - **Visibility:** Public - **Copies:** 1 ## Key Components ### FB1 — [GZ1608D601TF](https://www.flux.ai/adrian95/gz1608d601tf~3gg.md) - Manufacturer Name: Shenzhen Sunlord Electronics Co., Ltd. - Manufacturer Part Number: GZ1608D601TF - Role Details: USB VBUS EMI filter feeding FT230X VCC - Functional Group: USB Power Filtering - Role: Power Filtering - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.sunlordinc.com//uploads/files/20230829/GZ%20series%20of%20Multilayer%20Chip%20Ferrite%20Bead.pdf - Part Type: Ferrite Bead **Pins:** - 1 [pin 1] - 2 [pin 2] ### J1 — [USB4215-03-A](https://www.flux.ai/adrian95/usb4215-03-a~kg3.md) - Package or Case Code: GCT_USB4215-03-A_REVA - Datasheet URL: https://gct.co/files/specs/usb4215-spec.pdf - Part Type: USB C - Functional Group: USB-C Interface - Role Details: 16-contact USB-C USB 2.0 receptacle; UFP/sink - Symbol Style: parametric-v1 - Manufacturer Name: GCT - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: USB4215-03-A - Role: Connectivity **Pins:** - CC1 [pin A5] - CC2 [pin B5] - DN1 [pin A7] - DN2 [pin B7] - DP1 [pin A6] - DP2 [pin B6] - GND_A [pin A1_B12] - GND_B [pin B1_A12] - SBU1 [pin A8] - SBU2 [pin B8] - SHIELD [pin SH1] - SHIELD [pin SH4] - SHIELD [pin SH2] - SHIELD [pin SH3] - VBUS_A [pin A4_B9] - VBUS_B [pin B4_A9] ### J2 — [61300611121](https://www.flux.ai/adrian95/61300611121~sqm.md) - Role Details: Pin 1 GND, 2 3V3, 3 TXD, 4 RXD, 5 RTS#, 6 CTS# - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.we-online.com/components/products/datasheet/61300611121.pdf - Manufacturer Name: Wurth Elektronik - Manufacturer Part Number: 61300611121 - Role: Connectivity - Functional Group: UART Header **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] ### U1 — [FT230XS-R](https://www.flux.ai/vasyl/ft230xs-r~g6.md) - Manufacturer Part Number: FT230XS-R - Functional Group: FTDI USB-UART Core - Role Details: USB 2.0 full-speed to 3.3 V basic UART bridge; SSOP-16 independently routable footprint - Datasheet URL: http://www.ftdichip.com/Support/Documents/DataSheets/ICs/DS_FT230X.pdf - Manufacturer Name: FTDI, Future Technology Devices International Ltd - Part Type: Integrated Circuit - Role: Modulation / Demodulation **Pins:** - ~CTS [pin 6] - ~RESET [pin 11] - ~RTS [pin 2] - 3V3OUT [pin 10] - CBUS0 [pin 15] - CBUS1 [pin 14] - CBUS2 [pin 7] - CBUS3 [pin 16] - GND [pin 5] - GND [pin 13] - RXD [pin 4] - TXD [pin 1] - USBDM [pin 9] - USBDP [pin 8] - VCC [pin 12] - VCCIO [pin 3] ### U2 — [USBLC6-2SC6](https://www.flux.ai/lcsc/usblc6-2sc6~2e9x.md) - Role: Protection - Role Details: Low-capacitance ESD protection for USB D+ and D- - Part Type: ESD Protection Devices - Power: 150W - Symbol Style: parametric-v1 - Peak Pulse Current: 5A - Operating Temperature: -55°C ~ 125°C (TJ) - JLCPCB Part Class: Extended Part - Manufacturer Part Number: USBLC6-2SC6 - LCSC Part Number: C2687116 - Package or Case Code: SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BL - Maximum Clamping Voltage: 17V - Breakdown Voltage: 6V - Manufacturer Name: UMW(友台半导体) - Functional Group: USB ESD Protection - Datasheet URL: https://www.lcsc.com/datasheet/C2687116.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=FlkNBAIDRQULVABfFAVZBgZVFVZYBgZSQ1NeBVIFQlExVlNRTlhdUVdURFlXXzsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D **Pins:** - GND [pin 2] - I/O1 [pin 1] - I/O1 [pin 6] - I/O2 [pin 3] - I/O2 [pin 4] - VBUS [pin 5] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/brianbenchoff/usb-c-ftdi-uart-adapter~i3](https://www.flux.ai/brianbenchoff/usb-c-ftdi-uart-adapter~i3).* --- *Generated from [https://www.flux.ai/brianbenchoff/usb-c-ftdi-uart-adapter~i3](https://www.flux.ai/brianbenchoff/usb-c-ftdi-uart-adapter~i3)*