KlackerBS
weteor·Klacker_BS·pcb/klackerBS/klackerBS.kicad_pcb
About the KlackerBS PCB
KlackerBS is an open source PCB design by weteor, published on GitHub under the CERN-OHL-P-2.0 license. It is a 2-layer board measuring 266.5 × 99 mm, with 149 components from 37 distinct parts.
Other key parts include the TP4056, DW01A, USBLC6-2SC6, FS8205 and MS88SF2. By type, the board carries 56 switches, 56 diodes, 13 resistors, 11 capacitors, 6 ICs and 3 connectors.
It belongs with the keyboards designs in this gallery.
From the project
a 3x5+2 split keyboard hidden in a row staggered unibody design w/ numpad
a 3x5+2 split keyboard hidden in a row staggered unibody design w/ numpad
- MX hotswap - compact design - layout for comfortable typing, straight wrist and minimal fingermovement - reversable pcb w/ numpad breakoff - Layout options: Numpad Right, Left or None - Bluetooth and USB connection - case files are supplied (stl, step, as well as freecad files) - ZMK firmware support

Main components on the KlackerBS
KlackerBS bill of materials (BOM)
149 components, 37 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TP4056 | TP4056_SOP-8-PP | U1 |
| 1 | DW01A | SOT-23-6 | U2 |
| 1 | USBLC6-2SC6 | SOT-23-6 | U3 |
| 1 | FS8205 | SOT-23-6 | U4 |
| 1 | MS88SF2 | MINEW_MS88SF2 | U5 |
| 1 | XC6206PXXXMR-REGULATOR_LINEAR XC6206PxxxMR-Regulator_Linear | SOT-23 | U6 |
| 1 | AO3401A | SOT-23 | Q1 |
| 1 | C168688 USB_C Main | USB-C-12-Pin-MidMount | J1 |
| 1 | BL_CONN | PinHeader_1x04_P2.54mm_Vertical | J2 |
| 1 | Conn_01x03 | PinHeader_1x03_P2.54mm_Vertical | J3 |
| 2 | Battery_Cell | Molex PicoBlade 2Pin smt tht | BT1, BT2 |
| 1 | 500MA 500mA | Fuse_1206_3216Metric | F1 |
| 2 | SW_Push | CherryMX_Hotswap_1.75u_dual | SW1, SW6 |
| 45 | SW_Push | CherryMX_Hotswap_dual | SW2, SW3, SW4, SW5, SW8, SW9, SW10, SW11 +37 |
| 6 | SW_Push | CherryMX_Hotswap_1.5u_dual | SW7, SW16, SW28, SW37, SW39, SW40 |
| 1 | C520860 SW_RESET | Micro_Push_Button_3x6x2.5mm | SW54 |
| 2 | ON_OFF | switch_MSK-12C02_smd | SW55, SW56 |
| 53 | C81598 D | D_SOD-123 | D1, D2, D3, D4, D5, D6, D7, D8 +45 |
| 1 | C2297 gween | D_0805_2012Metric | D54 |
| 1 | C84256 oragne | D_0805_2012Metric | D55 |
Show 17 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | C172430 D_Schottky_Small | D_SOD-323_HandSoldering | D56 |
| 4 | 10UF 10uF | C_0805_2012Metric | C1, C2, C10, C11 |
| 1 | 100NF 0.1uF | C_0805_2012Metric | C3 |
| 1 | 1NF 1nF | C_0805_2012Metric | C4 |
| 2 | 4.7UF 4.7uF | C_0805_2012Metric | C5, C6 |
| 2 | 1UF 1uF | C_0805_2012Metric | C7, C8 |
| 1 | 100NF 100nF | C_0805_2012Metric | C9 |
| 2 | 5.1K 5.1k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1, R2 |
| 1 | 100R 100 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R3 |
| 1 | 1M | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R4 |
| 3 | 1k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R5, R6, R7 |
| 1 | 5.1K 5k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R8 |
| 1 | 806K 806k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R9 |
| 1 | 2M | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R10 |
| 1 | 100R | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R11 |
| 1 | 2R2 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R12 |
| 1 | 100K 100k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R13 |
KlackerBS design files
The KiCad project lives in the weteor/Klacker_BS repository on GitHub; these links point at the commit this page was built from.
KlackerBS: common questions
How big is the KlackerBS PCB?
The KlackerBS measures 266.5 × 99 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the KlackerBS?
149 components, from 37 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 KlackerBS design files?
From the weteor/Klacker_BS 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 KlackerBS design in my own project?
Yes, under the terms of its CERN-OHL-P-2.0 license, which weteor chose for the repository.
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