

Clockwork ProjectorBoard
Give old Film Projectors crystal accuracy
- Size
- 57.3 × 23.5 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 30
- Nets
- 31
- Pads
- 100
- Tracks, vias
- 223, 22
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 8.0 (file 20240108)
- Created
- 16 Nov 2019
- Updated
- 11 Jun 2025
Overview
Clockwork ProjectorBoard is an open-source printed circuit board by fwachsmuth, from the fwachsmuth/Clockwork repository on GitHub. It is a 2-layer board of 57.3 × 23.5 mm with 30 parts on 31 nets, routed with 223 tracks and 22 vias.
It is built around the AP63205WU, TSV911ILT and TS5A3160DBVR-TP, with the AO3400A among its other parts. Its parts include 12 resistors, 6 connectors, 5 capacitors, 4 ICs and 1 transistor.
Main components
4AP63205WU
TSOT-23-6-40℃~+85℃@(TA) 1 1.1MHz 22uA 2A 3.8V~32V 5V Buck Built-in Fixed Overcurrent Protection、Light load efficient mode、Cycle-by-cycle current limiting、Hiccup current limiting、EMI optimization (spread spectrum) Step-down type Yes TSOT-23-6 DC-DC Converters ROHSDiodes IncorporatedDC-DC ConvertersTSV911ILT
SOT-23-5-40℃~+125℃ 1 10pA 1pA 2.5V~5.5V 21nV/√Hz@10kHz 35mA 4.5V/us 4.5mV 5uV/℃ 780uA 82dB 8MHz Built-in compensation、ESD protection Rail-to-Rail Input, Rail-to-Rail Output SOT-23-5 Operational Amplifier ROHSSTMicroelectronicsOperational AmplifierTS5A3160DBVR-TP
SOT-23-6Analog Switches, MultiplexersTECH PUBLICAO3400A
SOT-23-55℃~+150℃ 1 N-channel 1.45V 1.4W 30V 48mΩ@2.5V 5.7A 50pF 630pF 75pF 7nC@10V N-Channel SOT-23 MOSFETs ROHSAlpha & Omega SemiconductorMOSFETs
README
README.mdClockwork
Parts
30| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | 10k | Resistor_SMD:R_0603_1608Metric | R5, R6, R7, R10 |
| 2 | 100n | Capacitor_SMD:C_0603_1608Metric | C1, C5 |
| 2 | 22u | Capacitor_SMD:C_0603_1608Metric | C2, C3 |
| 2 | TS5A3160DBVR-TP | easyEDA:SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BR | U3, U4 |
| 1 | 10k | Resistor_SMD:R_0402_1005Metric | R11 |
| 1 | 10u | Capacitor_SMD:C_0603_1608Metric | C4 |
| 1 | 220 | Resistor_SMD:R_0603_1608Metric | R1 |
| 1 | 2k7 | Resistor_SMD:R_0603_1608Metric | R9 |
| 1 | 3k3 | Resistor_SMD:R_0603_1608Metric | R2 |
| 1 | 4.7uH | easyEDA:IND-SMD_L3.0-W3.0 | L1 |
| 1 | 40k2 | Resistor_SMD:R_0402_1005Metric | R12 |
| 1 | 4k3 | Resistor_SMD:R_0603_1608Metric | R4 |
| 1 | 4k7 | Resistor_SMD:R_0603_1608Metric | R8 |
| 1 | 500 | easyEDA:RES-ADJ-SMD_3P-L3.8-W3.7_VGF39NCHXT | RV1 |
| 1 | 5k6 | Resistor_SMD:R_0603_1608Metric | R3 |
| 1 | AO3400A | Package_TO_SOT_SMD:SOT-23 | Q1 |
| 1 | AP63205WU | Package_TO_SOT_SMD:TSOT-23-6 | U1 |
| 1 | Relais Board | easyEDA:HDR-TH_10P-P2.54-H-F-W10.0-N | J5 |
| 1 | TSV911ILT | easyEDA:SOT-23-5_L2.9-W1.6-P0.95-LS2.8-BR | U5 |
| 1 | to DIN Socket traces | easyEDA:CONN-TH_ZX-XH2.54-3PZZ-Y | J4 |
| 1 | to DIN connecting 3+1 Socket cable | Peacemans Teile:PinHeader_1x03_P2.54mm_Vertical_BAUER | J2 |
| 1 | to Lamp Relay Board | easyEDA:CONN-TH_6P-P2.54_ZX-XH2.54-6PZZ-R | J3 |
| 1 | to TCA955 PCB | easyEDA:CONN-TH_2P-P2.54_ZX-XH2.54-2PZZ-Y | J1 |
| 1 | uC Cable | easyEDA:HDR-TH_10P-P2.54-H-M-W10.4_flipped | J6 |
Questions
How big is the Clockwork ProjectorBoard PCB?
It measures 57.3 × 23.5 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Clockwork ProjectorBoard use?
30 parts, built around the AP63205WU, TSV911ILT, TS5A3160DBVR-TP and AO3400A. 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 Clockwork ProjectorBoard KiCad files?
From the fwachsmuth/Clockwork repository on GitHub, at the commit this page was made from: the board is KiCad/Clockwork-ProjectorBoard/Clockwork-ProjectorBoard.kicad_pcb and its schematic KiCad/Clockwork-Controller/Clockwork-Controller.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Clockwork ProjectorBoard design in my own project?
Its repository states no licence, so its author keeps all rights: ask fwachsmuth before reusing the design.
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