

Reflow
Reflow Oven Controller
- Size
- 77.5 × 42.3 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 52
- Nets
- 68
- Pads
- 206
- Tracks, vias
- 371, 45
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 4
- Created
- 28 Oct 2014
- Updated
- 28 Oct 2014
Overview
Reflow is an open-source printed circuit board by atx, from the atx/reflow-controller repository on GitHub, published under the GPL-3.0 licence. It is a 2-layer board of 77.5 × 42.3 mm with 52 parts on 68 nets, routed with 371 tracks and 45 vias.
It is built around the STM32F030C8T6, MAX6675ISA+ and REG1117, with the J0026D21BNL among its other parts. Its parts include 14 capacitors, 14 resistors, 10 connectors, 5 ICs and 4 diodes. It belongs with the STM32 boards of this library.
Main components
4STM32F030C8T6
LQFP-48(7x7)-40℃~+85℃ 12bit 2.4V~3.6V 32 Bit 39 48MHz 64KB 8KB ARM Cortex-M0 Built-in FLASH LQFP-48(7x7) Microcontrollers (MCU/MPU/SOC) ROHSSTMicroelectronicsMicrocontrollers (MCU/MPU/SOC)MAX6675ISA+
SOIC-8-20℃~+85℃ 3V~5.5V SPI SOIC-8 Interface - Specialized ROHSMaxim Integrated (Analog Devices)Interface - SpecializedREG1117
SOT-223-4-40℃~+125℃@(Tj) 1 1.25V~13.5V 1.2V@(800mA) 15V 5mA 62dB@(120Hz) 800mA Adjustable Over Current Protection、Over Temperature Protection Positive SOT-223-4 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSTexas InstrumentsVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsJ0026D21BNL
弯插0℃~+70℃ 1 Gold Phosphor bronze RJ45 Jack Right Angle Shielded With LED cat5 弯插 Ethernet Connectors / Modular Connectors (RJ45 RJ11) ROHSPulse ElecEthernet Connectors / Modular Connectors (RJ45 RJ11)
README
README.mdreflow-controller
Reflow Oven Controller
To build the firmware you have to do the following:
$ git submodule update --init
$ cd thirdparty/ChibiOS-RT/ext
$ tar -xvf uip-1.0.tar.gz
$ unzip uip-1.0.patches.zip
$ cd ../../src
$ makeParts
52| Qty | Value | Footprint | References |
|---|---|---|---|
| 8 | 100nF | Capacitors_SMD:c_0805 | C6, C7, C10, C13, C14, C15, C17, C18 |
| 4 | 49.9 1% | Capacitors_SMD:c_0805 | R8, R9, R10, R11 |
| 4 | CONN_1 | Connect:1pin | P3, P4, P5, P6 |
| 4 | LED | LEDs:LED-0805 | D1, D2, D3, D4 |
| 4 | R | Capacitors_SMD:c_0805 | R4, R5, R6, R7 |
| 2 | 10uF | Capacitors_SMD:c_0805 | C2, C11 |
| 2 | 120 | Capacitors_SMD:c_0805 | R12, R13 |
| 2 | 1k8 | Capacitors_SMD:c_0805 | R1, R2 |
| 2 | 22pF | Capacitors_SMD:c_0805 | C3, C4 |
| 1 | 10k | Capacitors_SMD:c_0805 | R3 |
| 1 | 1uF | Capacitors_SMD:c_0805 | C1 |
| 1 | 25MHz | Crystals:Crystal_HC49-U_Vertical | X1 |
| 1 | 2k32 | Capacitors_SMD:c_0805 | R14 |
| 1 | 4.7uF | Capacitors_SMD:c_0805 | C5 |
| 1 | CONN_2 | Connect:SIL-2 | P1 |
| 1 | CONN_3 | Connect:SIL-3 | K1 |
| 1 | CONN_5 | Connect:SIL-5 | P2 |
| 1 | ENC28J60-SSOP | Oshec_ENC28J60:microchip-enc28j60-SSOP28 | U2 |
| 1 | FERRITE_BEAD | Capacitors_SMD:c_0805 | FB1 |
| 1 | J0026D21BNL | J0026D21BNL:J0026D21BNL | H1 |
| 1 | LM75 | Dangerous_Prototypes:dp_devices-SO-8 | U5 |
| 1 | MAX6675 | Dangerous_Prototypes:dp_devices-SO-8 | U1 |
| 1 | PWR | Dangerous_Prototypes:dp_devices-TERMINAL_BLOCK_2P_5 | J4 |
| 1 | REG1117 | Oshec_Burr_Brown_3:burr-brown-3-SOT223 | U3 |
| 1 | RELAY-BOT | Dangerous_Prototypes:dp_devices-TERMINAL_BLOCK_2P_5 | J3 |
| 1 | RELAY-TOP | Dangerous_Prototypes:dp_devices-TERMINAL_BLOCK_2P_5 | J2 |
| 1 | SPST | Discret:SW_PUSH_SMALL | SW1 |
| 1 | STM32F030C8T | Housings_QFP:lqfp-48 | U4 |
| 1 | TC-K | Dangerous_Prototypes:dp_devices-TERMINAL_BLOCK_2P_5 | J1 |
Questions
How big is the Reflow PCB?
It measures 77.5 × 42.3 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Reflow use?
52 parts, built around the STM32F030C8T6, MAX6675ISA+, REG1117 and J0026D21BNL. 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 Reflow KiCad files?
From the atx/reflow-controller repository on GitHub, at the commit this page was made from: the board is pcb/reflow.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Reflow 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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