2 layers91.3 × 53.3 mm
2 layers51.1 × 34.4 mm
ToolHead PCB
gralco/ToolHead-PCBTool Head PCB Used for Automatic Swapping with Thermocouple Measurement and Data Storage in EEPROM
- Size
- 51.1 × 34.4 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 25
- Nets
- 26
- Pads
- 87
- Tracks, vias
- 215, 7
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 5 (file 20160815)
- Created
- 8 Oct 2017
- Updated
- 8 Oct 2017
Overview
ToolHead PCB is an open-source printed circuit board by gralco, from the gralco/ToolHead-PCB repository on GitHub, published under the GPL-3.0 licence. It is a 2-layer board of 51.1 × 34.4 mm with 25 parts on 26 nets, routed with 215 tracks and 7 vias.
It is built around the MAX31855KASA+T and RB751S40. Its parts include 8 connectors, 5 capacitors, 4 resistors, 2 ICs and 2 diodes.
Main components
2
MAX31855KASA+T
SO-8-40℃~+125℃ 14 1500uA 3V~3.6V Built-in temperature sensor SPI Thermocouple-to-Digital Converter SO-8 ADCs/DACs - Special Purpose ROHSMaxim Integrated (Analog Devices)ADCs/DACs - Special Purpose
RB751S40
SOD-5231 Independent 120mA 200mA 370mV@1mA 40V 500nA@30V SOD-523 Schottky Diodes ROHSNexperiaSchottky Diodes
README
README.mdToolHead-PCB
Tool Head PCB Used for Automatic Swapping with Thermocouple Measurement and Data Storage in EEPROM
Parts
25| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | 10kΩ | Resistors_SMD:R_0603_HandSoldering | R1, R2, R3, R4 |
| 3 | 15μF | Capacitors_SMD:C_0603_HandSoldering | C1, C2, C3 |
| 2 | RB751S40 | ToolHead_PCB:SOD-523F | D1, D2 |
| 1 | 100nF | Capacitors_SMD:C_0603_HandSoldering | C4 |
| 1 | 10nF | Capacitors_SMD:C_0603_HandSoldering | C5 |
| 1 | 2.5 kΩ@100MHz | Capacitors_SMD:C_0603 | FB1 |
| 1 | CARRIAGE | Pin_Headers:Pin_Header_Angled_2x10 | P1 |
| 1 | DOCK | Pin_Headers:Pin_Header_Angled_1x10 | P2 |
| 1 | E-FAN | Pin_Headers:Pin_Header_Angled_1x02 | P4 |
| 1 | E-MOTOR | Pin_Headers:Pin_Header_Angled_1x04 | P6 |
| 1 | EEPROM | TO_SOT_Packages_SMD:SOT-23-6 | U1 |
| 1 | ENCODER | Pin_Headers:Pin_Header_Angled_1x04 | P7 |
| 1 | HEAT | Pin_Headers:Pin_Header_Angled_1x02 | P5 |
| 1 | HS-FAN | Pin_Headers:Pin_Header_Angled_1x02 | P3 |
| 1 | MAX31855KASA | Power_Integrations:SO-8 | U2 |
| 1 | THERMO | ToolHead_PCB:THERMOCOUPLE | P8 |
The 22 most common of 25 parts.
Questions
How big is the ToolHead PCB PCB?
It measures 51.1 × 34.4 mm and has 2 copper layers, 1.6 mm thick.
What parts does the ToolHead PCB use?
25 parts, built around the MAX31855KASA+T and RB751S40. 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 ToolHead PCB KiCad files?
From the gralco/ToolHead-PCB repository on GitHub, at the commit this page was made from: the board is ToolHead_PCB.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the ToolHead PCB design in my own project?
Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).
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