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2 layers200 × 76.2 mmTiny Dimply Qazy, the printed circuit board in 3D

10.5u 35% keyboard using an STM32f072 MCU

Size
200 × 76.2 mm
Copper layers
2
Thickness
1.6 mm
Parts
93
Nets
92
Pads
440
Tracks, vias
755, 65
Pours
1
Routed
Yes
KiCad
KiCad 6 (file 20211014)
Created
2 Jan 2023
Updated
30 Jul 2023

Overview

Tiny Dimply Qazy is an open-source printed circuit board by ASH-ART, from the ASH-ART/Tiny-Dimply-Qazy repository on GitHub, published under the GPL-3.0 licence. It is a 2-layer board of 200 × 76.2 mm with 93 parts on 92 nets, routed with 755 tracks and 65 vias.

It is built around the USBLC6-2SC6, BAV70 and SMF9.0CA. Its parts include 20 diodes, 5 capacitors, 5 resistors, 3 ICs and 3 connectors. It belongs with the keyboards and input boards and the STM32 boards of this library.

Main components

3

README

README.md

Tiny Dimply Qazy

A 10.5u 35% keyboard PCB. A tribute to Lazydesigner's Dimple, and tominabox1 and whydobearsexplod's QAZ.

Status

WIP; awaiting second round of prototyping.

Layout

KLE preview Link

Renders

Top view Bottom view

Specs

  • STM32 F072 MCU
  • JST SH or Molex EZMate Pico headers
  • ESD and overcurrent protection
  • Meme cut
  • Other stuff like diodes (the cool ones)

Todo

  • Confirm prototype works electronically
  • QoL improvements and case fit
  • Generic silk with revision number
  • Misc. cleanups
  • A la carte gerbers for connector options (JST or EZMate)
  • Use git submodule for parts lib

Disclaimer

This PCB has been tested to work electronically, but requires further prototyping for fit and usability. The members of the PCB development team are not liable if you end up with a non-functional pcb. Order at your own risk. Support will not be provided but pull requests will be reviewed and possibly accepted.

License

This project is released under the GPL v3 License. Please refer to the LICENCE file.

Credits

PeppyToad for the layout and pcb help and firmware, ash for the scuffed pcb, lazydesigner, tominabox1, whydobearsexplod and Alas for the inspiration. Consider bhj

[blocked]

Parts

93
QtyValueFootprintReferences
26MX-NoLEDMX_Only:MXOnly-1U-NoLEDMX2, MX3, MX10, MX11, MX12, MX16, MX17, MX18, MX21, MX22, MX23, MX26, MX27, MX28, MX29, MX30 +10
20BAV70Package_TO_SOT_SMD:SOT-23D1, D2, D3, D4, D5, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, D20 +4
6MX-NoLEDMX_Only:MXOnly-1.25U-NoLEDMX4, MX9, MX13, MX32, MX36, MX43
4MX-NoLEDMX_Only:MXOnly-1.75U-NoLEDMX5, MX15, MX25, MX44
31uFCapacitor_SMD:C_0402_1005MetricC2, C3, C4
3MX-NoLEDMX_Only:MXOnly-1.5U-NoLEDMX1, MX39, MX41
2100nCapacitor_SMD:C_0603_1608MetricC_VDD1, C_VDDIO2
210kResistor_SMD:R_0402_1005MetricR1, R3
24.7uCapacitor_SMD:C_0603_1608MetricC_VDD2, C_VDDIO1
25k1Resistor_SMD:R_0603_1608MetricR4, R5
2LOGOLOGOG***, Geon
2MX-NoLEDMX_Only:MXOnly-3U-ReversedStabilizers-NoLEDMX14, MX24
11.5kResistor_SMD:R_0603_1608MetricR_USB1
1100kResistor_SMD:R_0402_1005MetricR2
110uCapacitor_SMD:C_0603_1608MetricC_VDDA1
11uCapacitor_SMD:C_0603_1608MetricC_VDDA2
12N7002Package_TO_SOT_SMD:SOT-23Q1
14.7uFCapacitor_SMD:C_0402_1005MetricC1
1470nFCapacitor_SMD:C_0402_1005MetricC2
1B/RButton_Switch_SMD:SW_SPST_TL3342SW1
1Conn_01x04_MaleConnector_Molex:Molex_Pico-EZmate_78171-0004_1x04-1MP_P1.20mm_VerticalJ3
1Conn_01x04_MaleConnector_JST:JST_SH_SM04B-SRSS-TB_1x04-1MP_P1.00mm_HorizontalJ1
1MX-NoLEDMX_Only:MXOnly-ISOMX42
1MX-NoLEDMX_Only:MXOnly-7U-ReversedStabilizers-NoLEDMX19
1MX-NoLEDMX_Only:MXOnly-6U-Centered-ReversedStabilizers-NoLEDMX20
1Polyfuse_SmallFuse:Fuse_0603_1608MetricF1
1SMF9.0CADiode_SMD:D_SOD-123D_PWR1
1STM32F072CBTxPackage_QFP:LQFP-48_7x7mm_P0.5mmU1
1USBLC6-2SC6Package_TO_SOT_SMD:SOT-23-6U3
1USB_C_Receptacle_USB2.0Connector_USB:USB_C_Receptacle_HRO_TYPE-C-31-M-12J2
1XC6206PxxxMR-Regulator_LinearPackage_TO_SOT_SMD:SOT-23U2

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Questions

How big is the Tiny Dimply Qazy PCB?

It measures 200 × 76.2 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Tiny Dimply Qazy use?

93 parts, built around the USBLC6-2SC6, BAV70 and SMF9.0CA. 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 Tiny Dimply Qazy KiCad files?

From the ASH-ART/Tiny-Dimply-Qazy repository on GitHub, at the commit this page was made from: the board is PCB Files/Tiny Dimply Qazy.kicad_pcb and its schematic PCB Files/Matrix.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Tiny Dimply Qazy design in my own project?

Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).