

SmartDesk v1p0
I open sourced a design I made a few years back for a non-paying client. Use it as you see fit!
- Size
- 176 × 100 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 190
- Nets
- 150
- Pads
- 663
- Tracks, vias
- 1,348, 147
- Pours
- 6
- Routed
- Yes
- KiCad
- KiCad 8.0 (file 20240108)
- Created
- 14 Jun 2024
- Updated
- 14 Jun 2024
Overview
SmartDesk v1p0 is an open-source printed circuit board by daverowntree, from the daverowntree/SmartDesk repository on GitHub. It is a 2-layer board of 176 × 100 mm with 190 parts on 150 nets, routed with 1,348 tracks and 147 vias.
It is built around the ESP32-WROOM-32, ACST210-8B and RAC03-05SK, with the IS31FL3728-QFLS2-TR, LM1117-3.3 and MOC3020 among its other parts. Its parts include 54 resistors, 38 capacitors, 36 diodes, 12 transistors and 12 connectors. It belongs with the ESP32 boards of this library.
Main components
12ESP32-WROOM-32
SMD,18x25.5mm-40℃~+85℃ -98dBm 2.4GHz 2.7V~3.6V 20dBm Bluetooth4.2 ESP32-DOWDQ6 UART、SDIO、SPI、I2C、GPIO、PWM、ADC、DAC SMD,25.5x18mm WiFi Modules ROHSEspressif SystemsWiFi ModulesACST210-8B
DPAK-40℃~+125℃ 1.1V 100mW 10mA 10mA 2A 2V 800V 8A@50Hz DPAK Power Distribution Switches ROHSSTMicroelectronicsThyristors (SCR)/ModulesRAC03-05SK
DIP,28.5x23.5mm1 3W 5V 600mA 74% 85VAC~264VAC DIP,28.5x23.5mm AC-DC Power Modules ROHSRECOM PowerAC-DC Power ModulesIS31FL3728-QFLS2-TR
QFN-24-EP(4x4)-40℃~+85℃ 16 2.7V~5.5V 400kHz 42.8mA Analog、PWM Over-Temperature Protection (OTP) QFN-24-EP(4x4) LED Drivers ROHSISSILED DriversLM1117-3.3
SOT-2231 1.3V@(1000mA) 15V 1A 2mA 3.3V Fixed Over Current Protection、Short Circuit Protection、Thermal shutdown Positive SOT-223 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHShongjiachengUncategorisedMOC3020
DIP-6-40℃~+100℃ 1 1.5V 1000V/us 400V 50mA 5kV TRIAC DIP-6 Triac, SCR Output Optoisolators ROHSLite-OnTriac, SCR Output Optoisolators1N4148W
SOD-123150mA 1A 1V@50mA 1uA@75V 400mW 4ns 75V Independent SOD-123 Switching Diodes ROHSSTMicroelectronicsSwitching DiodesKP-1608MGC
0603-40℃~+85℃ 120° 2.5V 20mA 570nm 574nm 70mcd 75mW Discrete Diode Water Clear Yellow Green 0603 LED Indication - Discrete ROHSKingbrightPre-Ordered TransistorsKPTL-3216SURCK-01
SMD-40℃~+85℃ 1.95V 20mA 550mcd 630nm 650nm 70° 75mW Discrete Diode Red Water Clear SMD LED Indication - Discrete ROHSKingbrightPre-Ordered TransistorsBLM18PG471SN1
06031 1A 200mΩ 470Ω@100MHz ±25% 0603 Ferrite Beads ROHSMurataFerrite BeadsBSS138
SOT-23-55℃~+150℃ 1 N-channel 1.1Ω@10V、1.2Ω@4.5V 1.2V 1.7nC@10V 17.5pF 340mA 350mW 50V 6.5pF N-Channel SOT-23 MOSFETs ROHShongjiachengMOSFETsKP-1608SRC-J4
-- Lack of specifications ROHSKingbrightUncategorised
Parts
190| Qty | Value | Footprint | References |
|---|---|---|---|
| 20 | 10n | Capacitor_SMD:C_0603_1608Metric | C10, C11, C12, C13, C14, C15, C17, C18, C19, C20, C21, C22, C23, C24, C25, C26 +4 |
| 12 | KPTL-3216SECK-01 | SmartDesk:VARC3216X102N | D13, D14, D15, D16, D17, D18, D19, D20, D23, D24, D25, D26 |
| 9 | 3k3 | Resistor_SMD:R_0603_1608Metric | R15, R16, R17, R18, R19, R20, R21, R22, R23 |
| 7 | 10k | Resistor_SMD:R_0603_1608Metric | R7, R44, R47, R48, R49, R50, R51 |
| 7 | 145R | Resistor_SMD:R_0603_1608Metric | R12, R31, R32, R36, R37, R45, R46 |
| 7 | TestPoint | TestPoint:TestPoint_Pad_D2.0mm | TP2, TP3, TP4, TP5, TP6, TP7, TP8 |
| 7 | dnf | Resistor_SMD:R_0603_1608Metric | R10, R11, R14, R38, R39, R42, R43 |
| 6 | 1N4148W | Diode_SMD:D_SOD-323 | D2, D3, D4, D5, D6, D33 |
| 6 | Fiducial | Fiducials:Fiducial_Modern_CopperTop | FID1, FID2, FID3, FID4, FID5, FID6 |
| 5 | 100n | Capacitor_SMD:C_0603_1608Metric | C1, C8, C16, C30, C37 |
| 5 | 1k | Resistor_SMD:R_0603_1608Metric | R24, R25, R26, R27, R28 |
| 5 | 4k7 | Resistor_SMD:R_0603_1608Metric | R6, R34, R35, R53, R54 |
| 5 | KP-1608MGC | LED_SMD:LED_0603_1608Metric | D1, D27, D28, D35, D36 |
| 4 | 2N7002 | Package_TO_SOT_SMD:SOT-23 | Q3, Q5, Q7, Q8 |
| 4 | KPTL-3216SURCK-01 | SmartDesk:VARC3216X102N | D9, D10, D11, D12 |
| 4 | MountingHole | Mounting_Holes:MountingHole_4.3mm_M4 | H1, H2, H3, H4 |
| 3 | 100k | Resistor_SMD:R_0603_1608Metric | R2, R3, R13 |
| 3 | 10u | Capacitor_SMD:C_0805_2012Metric | C3, C33, C34 |
| 3 | Conn_01x02_Female | TerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-3-2-5.08_1x02_P5.08mm_Horizontal | J2, J3, J7 |
| 3 | Panel-tab-edge | Panelization:mouse-bite-2mm-slot | PZ1, PZ2, PZ3 |
| 2 | 1u | Capacitor_SMD:C_0603_1608Metric | C6, C38 |
| 2 | 47k | Resistor_SMD:R_0603_1608Metric | R4, R33 |
| 2 | BLM18PG471SN1 | Capacitor_SMD:C_0603_1608Metric | FB1, FB2 |
| 2 | BSS138 | Package_TO_SOT_SMD:SOT-23 | Q11, Q12 |
| 2 | KP-1608SRC | LED_SMD:LED_0603_1608Metric | D29, D30 |
| 2 | KPTL-3216QBC-D-01 | SmartDesk:VARC3216X102N | D21, D22 |
| 2 | MMBT2222ALT3G | Package_TO_SOT_SMD:SOT-23 | Q9, Q10 |
| 2 | SW_DPST | SmartDesk:2-1437565-8 | SW1, SW2 |
| 2 | TestPoint | TestPoint:TestPoint_Loop_D1.80mm_Drill1.0mm_Beaded | TP1, TP9 |
| 2 | dnf | LED_SMD:LED_0603_1608Metric | D31, D32 |
| 2 | dnf | SmartDesk:B32921C3223M289 | C4, C5 |
| 2 | dnf | Package_TO_SOT_SMD:SOT-23 | Q4, Q6 |
| 1 | 0R | Resistor_SMD:R_0603_1608Metric | R52 |
| 1 | 100R | Resistor_SMD:R_1206_3216Metric | R41 |
| 1 | 10u | Capacitor_SMD:C_0603_1608Metric | C36 |
| 1 | 1M | Resistor_SMD:R_0603_1608Metric | R40 |
| 1 | 1n | Capacitor_SMD:C_0603_1608Metric | C2 |
| 1 | 220n | SmartDesk:B32922C3224 | C35 |
| 1 | 250R | Resistor_SMD:R_0603_1608Metric | R5 |
| 1 | 2u2 | Capacitor_SMD:C_0805_2012Metric | C32 |
| 1 | 330R | Resistor_SMD:R_0603_1608Metric | R1 |
| 1 | 360R | Resistor_SMD:R_0603_1608Metric | R9 |
| 1 | 380R | Resistor_SMD:R_0603_1608Metric | R8 |
| 1 | 9SegMutualCapSlider | SmartDesk:9SegMutualCapSlider | X1 |
| 1 | ACST210-8B | SmartDesk:DPAK228P987X240-3N | D7 |
| 1 | AVR-UPDI-6 | Connector_PinHeader_2.54mm:PinHeader_2x03_P2.54mm_Vertical | J9 |
| 1 | AVRxxDA28 | Package_SO:SOIC-28W_7.5x17.9mm_P1.27mm | U2 |
| 1 | BC847 | Package_TO_SOT_SMD:SOT-23 | Q2 |
| 1 | Conn_01x02_Female | Connector_JST:JST_PH_B2B-PH-K_1x02_P2.00mm_Vertical | J4 |
| 1 | Conn_01x03_Female | Connector_JST:JST_PH_B3B-PH-K_1x03_P2.00mm_Vertical | J5 |
| 1 | Conn_01x03_Female | Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical | J11 |
| 1 | Conn_01x03_Female | SmartDesk:Bulgin-PX0580-PC | J1 |
| 1 | Conn_01x08_Male | Pin_Headers:Pin_Header_Straight_2x04_Pitch2.54mm | J13 |
| 1 | Conn_02x05_Odd_Even | Connector_PinHeader_2.54mm:PinHeader_2x05_P2.54mm_Vertical_SMD | J10 |
| 1 | Conn_02x05_Odd_Even | Connector_PinHeader_2.54mm:PinHeader_2x05_P2.54mm_Vertical | J6 |
| 1 | ESP32-WROOM-32 | SmartDesk:MODULE_ESP32-WROOM-32 | U6 |
| 1 | FOD817S | SmartDesk:SOIC254P1016X385-4N | Q1 |
| 1 | Fuse | SmartDesk:Bulgin-FX0321 | F1 |
| 1 | IS31FL3728-QFLS2-TR | QFN50P400X400X80-25N-D | U4 |
| 1 | L-710A8CB/1GD | SmartDesk:L-710A8CB | D34 |
| 1 | LM1117-3.3 | SmartDesk:SOT-223-lm1117 | U5 |
| 1 | MOC3020 | SmartDesk:MOC302X-SON6 | U1 |
| 1 | RAC03-05SK | SmartDesk:CONV_RAC03-05SK | PS1 |
| 1 | SYM_Flash_Small | SmartDesk:Symbol_Highvoltage_Type2_Silk_Small | S1 |
| 1 | TE OJE-SH-105HM,000 | SmartDesk:TE_OJE-SH-105HM | K1 |
| 1 | dnf | Capacitor_SMD:C_0603_1608Metric | C7 |
| 1 | dnf | SmartDesk:MOC302X-SON6 | U3 |
| 1 | dnf | SmartDesk:TE_OJE-SH-105HM | K2 |
| 1 | dnf | Capacitor_SMD:C_0805_2012Metric | C29 |
| 1 | dnf | Resistor_SMD:R_0805_2012Metric | R29 |
| 1 | dnf | SmartDesk:DPAK228P987X240-3N | D8 |
| 1 | dnf | Connector_JST:JST_PH_B2B-PH-K_1x02_P2.00mm_Vertical | J8 |
| 1 | dnf(1M) | Resistor_SMD:R_0805_2012Metric | R30 |
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Questions
How big is the SmartDesk v1p0 PCB?
It measures 176 × 100 mm and has 2 copper layers, 1.6 mm thick.
What parts does the SmartDesk v1p0 use?
190 parts, built around the ESP32-WROOM-32, ACST210-8B, RAC03-05SK and IS31FL3728-QFLS2-TR. 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 SmartDesk v1p0 KiCad files?
From the daverowntree/SmartDesk repository on GitHub, at the commit this page was made from: the board is KiCAD5/SmartDesk_v1p0.kicad_pcb and its schematic KiCAD5/ESP32-WROOM.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the SmartDesk v1p0 design in my own project?
Its repository states no licence, so its author keeps all rights: ask daverowntree before reusing the design.