2 layers49.5 × 62.9 mm
2 layers124.9 × 94.6 mm
Vfd clock display board
19829984/VFD_Radio_Clock- Size
- 124.9 × 94.6 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 112
- Nets
- 76
- Pads
- 320
- Tracks, vias
- 688, 19
- Pours
- 7
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 17 Dec 2023
- Updated
- 25 Aug 2025
Overview
Vfd clock display board is an open-source printed circuit board by 19829984, from the 19829984/VFD_Radio_Clock repository on GitHub. It is a 2-layer board of 124.9 × 94.6 mm with 112 parts on 76 nets, routed with 688 tracks and 19 vias.
It is built around the TLV61046ADBV, 74HC595 and MMDT5551. Its parts include 58 resistors, 18 transistors, 5 capacitors, 2 ICs and 1 connector. It belongs with the lEDs and displays boards of this library.
Main components
3
TLV61046ADBV
SOT-23-6-40℃~+125℃@(TJ) 1 1.05MHz 1.8V~5.5V 110uA 3.3V~28V Adjustable Boost Boost Built-in No Overcurrent Protection、Light load efficient mode、Load disconnect SOT-23-6 DC-DC Converters ROHSTexas InstrumentsDC-DC Converters
74HC595
SOP-16-40℃~+85℃ 1 100ns@5V,50pF 10MHz 2V~6V 74HC 8 Serial-to-Serial or Parallel Tri-State SOP-16 Shift Registers ROHSGRShift Registers
MMDT5551
SOT-363Bipolar (BJT)hongjiacheng
Parts
112| Qty | Value | Footprint | References |
|---|---|---|---|
| 15 | TestPoint_Keystone_5015_Micro-Minature | TestPoint:TestPoint_Keystone_5015_Micro-Minature | 3V3, 5V, 27V, RCLK, SER_IN, SRCLK, TLV_EN, VFD0_EN, VFD0_GRID, VFD1_EN, VFD1_EN, VFD1_EN, VFD1_GRID, VFD2_GRID, VFD3_GRID |
| 12 | 2N3906 | Package_TO_SOT_THT:TO-92_Inline | Q3, Q4, Q5, Q6, Q9, Q10, Q11, Q12, Q15, Q16, Q17, Q18 |
| 12 | R_100K | Fab:R_1206 | R5, R6, R11, R12, R25, R26, R31, R32, R39, R40, R49, R50 |
| 12 | R_220K | Fab:R_1206 | R1, R3, R7, R9, R21, R23, R27, R29, R35, R37, R45, R47 |
| 12 | R_22K | Fab:R_1206 | R13, R14, R15, R16, R17, R18, R19, R20, R33, R34, R43, R44 |
| 12 | R_50K | Fab:R_1206 | R2, R4, R8, R10, R22, R24, R28, R30, R36, R38, R46, R48 |
| 8 | 75 | Fab:R_1206 | R51, R52, R53, R54, R55, R56, R57, R58 |
| 6 | MMDT5551 | Package_TO_SOT_SMD:SOT-363_SC-70-6 | Q1, Q2, Q7, Q8, Q13, Q14 |
| 4 | , , , | ||
| 4 | 1uF | Fab:C_1206 | C1, C2, C3, C4 |
| 4 | IV-22 | VFD:IV-22 | VFD1, VFD2, VFD3, VFD4 |
| 1 | 10uF | Fab:C_1206 | C5 |
| 1 | 2.37M | Fab:R_1206 | R41 |
| 1 | 22uH | Fab:L_1210 | L1 |
| 1 | 71.5K | Fab:R_1206 | R42 |
| 1 | 74HC595 | Package_SO:SOIC-16_3.9x9.9mm_P1.27mm | U1 |
| 1 | Conn_01x02_Pin | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | OE_SELECT |
| 1 | Conn_01x12_Pin | Connector_PinSocket_2.54mm:PinSocket_1x12_P2.54mm_Vertical | J1 |
| 1 | TLV61046ADB | Package_TO_SOT_SMD:SOT-23-6 | U2 |
The 109 most common of 112 parts.
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Questions
How big is the Vfd clock display board PCB?
It measures 124.9 × 94.6 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Vfd clock display board use?
112 parts, built around the TLV61046ADBV, 74HC595 and MMDT5551. 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 Vfd clock display board KiCad files?
From the 19829984/VFD_Radio_Clock repository on GitHub, at the commit this page was made from: the board is hardware/vfd_clock_display_board/vfd_clock_display_board.kicad_pcb and its schematic hardware/vfd_clock/27v.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Vfd clock display board design in my own project?
Its repository states no licence, so its author keeps all rights: ask 19829984 before reusing the design.