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Tangara faceplate

dpaola2·Harmony·hardware/tangara-reference/tangara-faceplate/tangara-faceplate.kicad_pcb

Tangara faceplate PCB layout, top view — open source board by dpaola2

About the Tangara faceplate PCB

Tangara faceplate is an open source PCB design by dpaola2, published on GitHub. It is a 2-layer board measuring 52 × 94.2 mm, with 22 components from 13 distinct parts.

Other key parts include the AT42QT2120-MMH and DRV2605LDGST. By type, the board carries 9 resistors, 5 capacitors, 3 switches, 2 ICs, 1 transistor and 1 connector.

It belongs with the power & battery designs in this gallery.

From the project

Proposed hardware foundation, captured September 13, 2026. Read Harmony's reassessment before treating this as an adopted replacement for the prior hardware plan.

Proposed hardware foundation, captured September 13, 2026. Read Harmony's reassessment before treating this as an adopted replacement for the prior hardware plan.

The KiCad schematic, PCB, symbol, and footprint sources are copied from Cool Tech Zone's tangara-hw repository, commit 9853b4a1dc8a0e3ea3ec75450522e42df12eaa52. They are unchanged. Optional 3D libraries, editor state, caches, backup files, and generated XML netlists are omitted. source-lock.json records the source. Retain the upstream LICENSE, CERN-OHL-S-2.0, with derivatives.

Main components on the Tangara faceplate

AT42QT2120-MMHDRV2605LDGST

Tangara faceplate bill of materials (BOM)

22 components, 13 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
AT42QT2120-MMH
AT42QT2120
U1
1
DRV2605LDGST
DRV2605LDGS
U2
1
PJC138K_R1_00001
PJC138K
Q1
1
GT-F0509SR15-15SMT01
MB Connector
J4
1
JD-T1800
LCD1
1
JS102011SAQN
BUTTON
SW1
1
EVQ-P40B3M
WHEEL
SW2
1
EVQ-P40B3M
GUARD
SW3
1
GCM188R71C104KA37J
0.1uF
C1
1
GRM319R61C226KE15D
22uF
C2
3
GRM216R61C105KA88D
1uF
C3, C4, C5
8
AC0603JR-0710KL
10k
R1, R2, R3, R4, R5, R6, R7, R9
1
AC0603FR-131ML
1M
R8

Tangara faceplate design files

The KiCad project lives in the dpaola2/Harmony repository on GitHub; these links point at the commit this page was built from.

Tangara faceplate: common questions

How big is the Tangara faceplate PCB?

The Tangara faceplate measures 52 × 94.2 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Tangara faceplate?

22 components, from 13 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Tangara faceplate design files?

From the dpaola2/Harmony repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Tangara faceplate design in my own project?

The repository has no license, so all rights stay with dpaola2. Use it as a reference, and ask the author before reusing the design.

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