

Tenkey plusplus
Tenkey++ is a QMK powered, OSHW, USB-C connected, hotswapable numpad.
- Size
- 77.5 × 118.1 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 79
- Nets
- 63
- Pads
- 315
- Tracks, vias
- 501, 54
- Pours
- 5
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 12 Dec 2020
- Updated
- 19 Jun 2024
Overview
Tenkey plusplus is an open-source printed circuit board by jonbobcar, from the jonbobcar/tenkey_plusplus repository on GitHub. It is a 2-layer board of 77.5 × 118.1 mm with 79 parts on 63 nets, routed with 501 tracks and 54 vias.
It is built around the ATMEGA32U4-AU, 1N4148W-7-F-CN and PEC11R-4220K-S0024, with the CG0603MLC-05E, NX3225SA-16.000M-STD-CSR-1 and PTS810 among its other parts. Its parts include 22 diodes, 21 switches, 8 capacitors, 8 resistors and 1 IC. It belongs with the keyboards and input boards and the AVR (ATmega, ATtiny) boards of this library.
Main components
8ATMEGA32U4-AU
QFP-44(10x10)-40℃~+85℃ 10bit 16MHz 1KB 2.5KB 2.7V~5.5V 26 32KB 8 Bit AVR Built-in FLASH QFP-44(10x10) Microcontrollers (MCU/MPU/SOC) ROHSMicrochip TechnologyMicrocontrollers (MCU/MPU/SOC)1N4148W-7-F-CN
SOD-123SOD-123 Switching Diodes ROHSChipNoboSwitching DiodesPEC11R-4220K-S0024
插件-30℃~+70℃ 10mA 30,000 cycles 5V Flat SMD(SMT) Tab 插件 Rotary Switches ROHSBournsRotary SwitchesCG0603MLC-05E
0603-55℃~+125℃ 0.2pF 1 10nA 30V 5V Bidirectional IEC 61000-4-2 0603 ESD and Surge Protection (TVS/ESD) ROHSBournsVaristorsNX3225SA-16.000M-STD-CSR-1
SMD3225-4P-10℃~+75℃ 16MHz 80Ω 8pF ±15ppm ±15ppm SMD3225-4P Crystals ROHSNDKCrystalsPTS810
UncategorisedC&KTR-0603HV500-R
0603Disposable FusesEatonUSB4085-GF-A
插件-40℃~+85℃ 1 48V 5A Black Female Right Angle Type-C USB 2.0 插件 USB Connectors ROHSGlobal Connector Technology (GCT)USB Connectors
README
readme.mdTenkey++

Tenkey++ is a USB-C hotswap numpad with the layout of a standard 10-key. Tenkey++ also has three rotary encoders at the top for additional functionality.
- Keyboard Maintainer: Jonathon :: jonathon@lizardtrick.com
- Hardware Source Files: Tenkey++ GitHub Repository
- Hardware Availability: Tenkey++ on Tindie
- QMK Repo Entry: QMK Link
Make example for default layout (set up QMK build environment first):
make lizard_trick/tenkey_plusplus:defaultDefault Layout:

See the build environment setup and the make instructions for more information. Brand new to QMK? Start with the Complete Newbs Guide.
Parts
79| Qty | Value | Footprint | References |
|---|---|---|---|
| 21 | 1N4148W-7-F | Diode_SMD:D_SOD-123 | D1, D2, D3, D4, D10, D11, D12, D13, D14, D15, D16, D17, D18, D21, D22, D23 +5 |
| 17 | MX_STYLE_SWITCH | carstens_custom_kicad:hotswap_keyswitch | S1, S2, S3, S4, S5, S6, S7, S8, S10, S11, S12, S13, S14, S15, S16, S17 +1 |
| 9 | MountingHole_Pad | MountingHole:MountingHole_2.2mm_M2_Pad | H1, H2, H3, H4, H5, H6, H7, H8, H9 |
| 4 | 100n | Capacitor_SMD:C_0805_2012Metric | C4, C5, C6, C13 |
| 3 | 10k | Resistor_SMD:R_0805_2012Metric | R1, R4, R5 |
| 3 | MX_STAB_2U | carstens_custom_kicad:mx_stab_2u | MNT1, MNT2, MNT3 |
| 3 | PEC11R-4220K-S0024 | carstens_custom_kicad:RotaryEncoder_Bourns_PEC11L | SW1, SW2, SW3 |
| 2 | 22 | Resistor_SMD:R_0805_2012Metric | R10, R11 |
| 2 | 22p | Capacitor_SMD:C_0805_2012Metric | C1, C2 |
| 2 | 5k1 | Resistor_SMD:R_0805_2012Metric | R2, R3 |
| 2 | CG0603MLC-05E | Resistor_SMD:R_0805_2012Metric | RV1, RV2 |
| 1 | 1u | Capacitor_SMD:C_0805_2012Metric | C3 |
| 1 | 22u | Capacitor_SMD:C_0805_2012Metric | C14 |
| 1 | 330 | Resistor_SMD:R_0805_2012Metric | R6 |
| 1 | ATmega32U4-AU | Package_QFP:TQFP-44_10x10mm_P0.8mm | U1 |
| 1 | LED | LED_SMD:LED_0805_2012Metric_Castellated | D19 |
| 1 | Lizard_Logo | lizard_trick:lizard_trick | LOGO1 |
| 1 | Logo_Open_Hardware_Large | Symbol:OSHW-Symbol_6.7x6mm_Copper | LOGO2 |
| 1 | NX3225SA-16.000M-STD-CSR-1 | Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm | Y1 |
| 1 | PTS_810 | lizard_libs:PTS_180_Tactile_Switch | S18 |
| 1 | TR-0603HV500-R | Fuse:Fuse_1206_3216Metric | F1 |
| 1 | USB4085-GF-A | Connector_USB:USB_C_Receptacle_GCT_USB4085 | J1 |
Questions
How big is the Tenkey plusplus PCB?
It measures 77.5 × 118.1 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Tenkey plusplus use?
79 parts, built around the ATMEGA32U4-AU, 1N4148W-7-F-CN, PEC11R-4220K-S0024 and CG0603MLC-05E. 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 Tenkey plusplus KiCad files?
From the jonbobcar/tenkey_plusplus repository on GitHub, at the commit this page was made from: the board is kicad/tenkey_plusplus.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Tenkey plusplus design in my own project?
Its repository states no licence, so its author keeps all rights: ask jonbobcar before reusing the design.
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