CP2102 USB-UART Debug Adapter

tejashviraj19·PCB-Design-Lab·CP2102 USB-UART Debug Adapter/KiCad_files/CP2102 USB-UART Debug Adapter.kicad_pcb

CP2102 USB-UART Debug Adapter PCB layout, top view — open source board by tejashviraj19

About the CP2102 USB-UART Debug Adapter PCB

CP2102 USB-UART Debug Adapter is an open source PCB design by tejashviraj19, published on GitHub. It is a 2-layer board measuring 31 × 15 mm, with 19 components from 9 distinct parts.

Other key parts include the CP2102N-Axx-xQFN28. By type, the board carries 7 resistors, 5 diodes, 4 capacitors, 2 connectors and 1 IC.

It belongs with the usb & debug tools designs in this gallery.

From the project

PCB Design projects, KiCad layouts, embedded hardware experiments, and fabrication-ready PCB designs.

A compact USB Type-C to UART Debug Adapter designed using KiCad and the CP2102 USB-to-UART Bridge Controller.

This project demonstrates the complete PCB design workflow including schematic capture, PCB layout, routing, Gerber generation, and 3D visualization.

- CP2102 USB-to-UART Bridge IC - USB Type-C Receptacle - TX LED - RX LED - ESD Protection Diodes - 5-Pin UART Header - Decoupling Capacitors - USB Configuration Resistors

CP2102 USB-UART Debug Adapter, from the project README — From the project README

Main components on the CP2102 USB-UART Debug Adapter

CP2102N-Axx-xQFN28

CP2102 USB-UART Debug Adapter bill of materials (BOM)

19 components, 9 distinct parts.

Qty	Part	Footprint	Refs
1	CP2102N-Axx-xQFN28	QFN-28-1EP_5x5mm_P0.5mm_EP3.35x3.35mm	U1
1	USB_C_Receptacle_USB2.0_16P	USB_C_Receptacle_HRO_TYPE-C-31-M-12	J1
1	Conn_01x05_Pin	PinHeader_1x05_P2.54mm_Horizontal	J2
2	LED	LED_0201_0603Metric	D1, D2
3	LESD5D5.0CT1G	TVS_LESD5D5.0CT1G	D3, D4, D5
4	100nF	C_0201_0603Metric	C1, C2, C3, C4
2	5.1K	R_0201_0603Metric	R1, R2
1	10K	R_0201_0603Metric	R3
4	1K	R_0201_0603Metric	R4, R5, R6, R7

CP2102 USB-UART Debug Adapter design files

The KiCad project lives in the tejashviraj19/PCB-Design-Lab repository on GitHub; these links point at the commit this page was built from.

CP2102 USB-UART Debug Adapter: common questions

How big is the CP2102 USB-UART Debug Adapter PCB?

The CP2102 USB-UART Debug Adapter measures 31 × 15 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the CP2102 USB-UART Debug Adapter?

19 components, from 9 distinct parts. The full bill of materials is listed on this page.

Where can I download the CP2102 USB-UART Debug Adapter design files?

From the tejashviraj19/PCB-Design-Lab repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the CP2102 USB-UART Debug Adapter design in my own project?

The repository has no license, so all rights stay with tejashviraj19. Use it as a reference, and ask the author before reusing the design.

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