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2 layers108.1 × 81.5 mmTpfinal, the printed circuit board in 3D
Size
108.1 × 81.5 mm
Copper layers
2
Thickness
1.6 mm
Parts
17
Nets
11
Pads
51
Tracks, vias
381, 0
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
16 Oct 2025
Updated
25 Oct 2025

Overview

Tpfinal is an open-source printed circuit board by BolanhoAlejo, from the BolanhoAlejo/TP-Final-DAC repository on GitHub. It is a 2-layer board of 108.1 × 81.5 mm with 17 parts on 11 nets, routed with 381 tracks and 0 vias.

It is built around the MDB6S. Its parts include 4 capacitors, 4 diodes, 2 resistors, 2 connectors and 1 IC.

Main components

1

Parts

17
QtyValueFootprintReferences
21N4002Diode_THT:D_DO-41_SOD81_P10.16mm_HorizontalD2, D3
11,5-30V 1,5ATerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-1,5-2-5.08_1x02_P5.08mm_HorizontalJ2
1100nFCapacitor_THT:C_Disc_D5.0mm_W2.5mm_P2.50mmC2
110uFCapacitor_THT:CP_Radial_D5.0mm_P2.00mmC3
110uF 50VCapacitor_THT:CP_Radial_D5.0mm_P2.00mmC4
11KResistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_HorizontalR2
12200uF 63VCapacitor_THT:CP_Radial_D10.0mm_P5.00mmC1
1220RResistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_HorizontalR1
1220VTerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-1,5-2-5.08_1x02_P5.08mm_HorizontalJ1
135-40V 2ATransformer_THT:Transformer_Breve_TEZ-35x42TR1
15KPotentiometer_THT:Potentiometer_Piher_T-16H_Single_HorizontalRV1
1FuseFuse:Fuseholder_Cylinder-5x20mm_Schurter_0031_8201_Horizontal_OpenF1
1LEDLED_THT:LED_D5.0mm_Horizontal_O3.81mm_Z9.0mmD4
1LM317_TO-220Package_TO_SOT_THT:TO-220-3_VerticalU1
1MDB6SDiode_THT:Diode_Bridge_16.7x16.7x6.3mm_P10.8mmD1
1SW_SPSTButton_Switch_THT:SW_E-Switch_EG1224_SPDT_AngledSW2

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Questions

How big is the Tpfinal PCB?

It measures 108.1 × 81.5 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Tpfinal use?

17 parts, built around the MDB6S. 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.

Where can I download the Tpfinal KiCad files?

From the BolanhoAlejo/TP-Final-DAC repository on GitHub, at the commit this page was made from: the board is tpfinal.kicad_pcb and its schematic tpfinal.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Tpfinal design in my own project?

Its repository states no licence, so its author keeps all rights: ask BolanhoAlejo before reusing the design.