

Kicad project
nixie clock ver.3
- Size
- 100 × 102 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 115
- Nets
- 91
- Pads
- 474
- Tracks, vias
- 1,280, 54
- Pours
- 8
- Routed
- Yes
- KiCad
- KiCad 3
- Created
- 16 Aug 2014
- Updated
- 8 Jan 2016
Overview
Kicad project is an open-source printed circuit board by rflab, from the rflab/NixieClock_3 repository on GitHub. It is a 2-layer board of 100 × 102 mm with 115 parts on 91 nets, routed with 1,280 tracks and 54 vias.
It is built around the ATMEGA328-AU, LPS331AP and TLP627-4(F), with the AM2321P-VB, DS1307Z+ and ICM7555CD among its other parts. Its parts include 31 resistors, 31 ICs, 19 capacitors, 9 switches and 5 diodes. It belongs with the lEDs and displays boards and the AVR (ATmega, ATtiny) boards of this library.
Main components
6ATMEGA328-AU
TQFP-32(7x7)-40℃~+85℃ 1.8V~5.5V 10bit 1KB 20MHz 23 2KB 32KB 8 Bit AVR Built-in FLASH TQFP-32(7x7) Microcontrollers (MCU/MPU/SOC) ROHSMicrochip TechnologyMicrocontrollers (MCU/MPU/SOC)LPS331AP
QFN-16(3x3)QFN-16(3x3) Pressure Sensors ROHSSTMicroelectronicsPressure SensorsTLP627-4(F)
DIP-16-25℃~+85℃ 1.15V 1.2V@100mA,10mA 1000% 120mA 15us 300V 4 4000% 40us 5V 5kV Phototransistor DIP-16 Transistor, Photovoltaic Output Optoisolators ROHSToshibaTransistor, Photovoltaic Output OptoisolatorsAM2321P-VB
SOT-231 P-Channel 1.25W 1.5V 20V 35mΩ@10V 4.5A SOT-23 MOSFETs ROHSVBsemi ElecMOSFETsDS1307Z+
SO-80℃~+70℃ 10nA 300nA 4.5V~5.5V Backup power management and battery charging、InsideSRAM/NVRAM、Programmable clock output External I2C SO-8 Real Time Clocks ROHSMaxim Integrated (Analog Devices)Real Time ClocksICM7555CD
SOP8SOP8 New Arrivals ROHSNXP SemiconductorsUncategorised
README
README.mdnixie_clock_3
ソースコードと回路図、Atmel AVR ATMEGA328使用
回路バグやソフトが未完成などは残ってます。

Parts
115| Qty | Value | Footprint | References |
|---|---|---|---|
| 14 | 10k | SM0805 | R3, R4, R5, R7, R8, R11, R12, R13, R14, R19, R24, R25, R26, R29 |
| 11 | 0.1u | SM0603_Capa | C1, C2, C6, C8, C9, C10, C15, C16, C17, C18, C19 |
| 8 | VAL** | my_drill_3mm | my_drill_3mm, my_drill_3mm, my_drill_3mm, my_drill_3mm, my_drill_3mm, my_drill_3mm, my_drill_3mm, my_drill_3mm |
| 6 | NIXIE_IN_16 | my_nixie | U5, U6, U7, U8, U9, U10 |
| 4 | 500k | SM0805 | R9, R10, R17, R18 |
| 4 | CONN_3 | my_3pin | K1, K2, K3, K4 |
| 4 | DIODE | SM0805 | D1, D3, D4, D5 |
| 4 | MY_PIN52 | my_pin52 | U15, U16, U17, U18 |
| 4 | NEON | my_neon | U1, U2, U3, U4 |
| 4 | SW_PUSH | my_tact_switch | SW1, SW3, SW4, SW5 |
| 2 | 22p | SM0603_Capa | C4, C5 |
| 2 | 25V 10u | SM0805 | C7, C11 |
| 2 | 2SC | SOT23 | T1, T2 |
| 2 | 68 | SM0805 | R20, R21 |
| 2 | IC_4PIN | my_dip4 | IC3, IC4 |
| 2 | N/A | SM0805 | R30, R31 |
| 2 | TLP627-4 | my_dip16 | IC6, IC7 |
| 1 | 1000p | SM0603_Capa | C12 |
| 1 | 100k | my_SMD_VR | VR1 |
| 1 | 10K | SM0805 | R15 |
| 1 | 10k | my_SMD_VR | VR2 |
| 1 | 10u | SM0805 | C3 |
| 1 | 12MHz | my_crystal | X1 |
| 1 | 1k | SM0805 | R2 |
| 1 | 220uH | my_inductor | L1 |
| 1 | 2K | SM0805 | R22 |
| 1 | 2SA | SOT23 | T3 |
| 1 | 3.3k | SM0805 | R27 |
| 1 | 32.768kHz | my_crystal_32p768 | X2 |
| 1 | 330 | SM0805 | R6 |
| 1 | 350V 1u | my_SMD5750 | C13 |
| 1 | 4.7k | SM0805 | R16 |
| 1 | 5.5V 0.1F | my_double_layer_capacitor | C14 |
| 1 | 510 | SM0805 | R1 |
| 1 | 7.5k | SM0805 | R28 |
| 1 | AM2321 | my_am2321 | IC13 |
| 1 | ATMEGA328-A | TQFP32 | IC1 |
| 1 | CONN_6 | my_connector_6 | P1 |
| 1 | DC_JACK | my_dcjack | U11 |
| 1 | DIODE | SM1206POL | D2 |
| 1 | DS1307 | so-8 | IC11 |
| 1 | EVQWK | my_rotary_switch | SW2 |
| 1 | FET | my_sot428 | IC10 |
| 1 | FUSE | SM1206 | F1 |
| 1 | ICM7555CD | so-8 | IC9 |
| 1 | IC_16PIN | my_so16 | IC2 |
| 1 | LOAD | my_sounder | U12 |
| 1 | LPS331AP | my_dip8 | IC12 |
| 1 | MY_3_TERMINAL_REGULATOR | my_SOT223 | IC8 |
| 1 | NC | SM0805 | R23 |
| 1 | PHOTO_DIODE | my_photo_diode | PD1 |
| 1 | SN74141_K155NA | my_dip16 | IC5 |
| 1 | USB_MINI_B | my_usb_mini_b | CON1 |
| 1 | napion | my_napion | U14 |
| 1 | remocon | my_remocon | U13 |
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Questions
How big is the Kicad project PCB?
It measures 100 × 102 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Kicad project use?
115 parts, built around the ATMEGA328-AU, LPS331AP, TLP627-4(F) and AM2321P-VB. 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 Kicad project KiCad files?
From the rflab/NixieClock_3 repository on GitHub, at the commit this page was made from: the board is files/circuit/kicad/_kicad_project.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Kicad project design in my own project?
Its repository states no licence, so its author keeps all rights: ask rflab before reusing the design.