

MFRC522 PCB Nodev2
PCB(s) we use, typically in KiCad format.
- Size
- 120 × 50 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 46
- Nets
- 53
- Pads
- 150
- Tracks, vias
- 295, 37
- Pours
- 3
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 30 Apr 2020
- Updated
- 17 Jun 2023
Overview
MFRC522 PCB Nodev2 is an open-source printed circuit board by innexgo, from the innexgo/PCB repository on GitHub. It is a 2-layer board of 120 × 50 mm with 46 parts on 53 nets, routed with 295 tracks and 37 vias.
It is built around the MFRC522. Its parts include 14 capacitors, 11 resistors, 3 diodes, 2 connectors and 2 inductors. It belongs with the ESP32 and ESP8266 boards of this library.
Main components
1README
README.mdPCB
This repository contains various designs that may be used in our products.
Structure
In Development
In this folder, there are projects in various states of completion, Assume that projects in this folder use designs that are licensed by others. Usage of these designs is at your own risk, both functionally and legally.
Releases
In this folder, the projects are in a stable state, having been tested to work. Again, usage is at your own risk and is subject to the license(s) specified in their respective READMEs.
Parts
46| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | 1uF | Capacitor_SMD:C_0805_2012Metric | C3, C4, C6, C9 |
| 4 | MountingHole | MountingHole:MountingHole_3.2mm_M3 | H1, H2, H3, H4 |
| 3 | 1.0K | Resistor_SMD:R_0603_1608Metric | R1, R2, R11 |
| 3 | ToolingHole | Custom:TOOLING_HOLE_JLCPCB_SMT | H5, H6, H7 |
| 2 | 1.5 | Resistor_SMD:R_0603_1608Metric | R5, R6 |
| 2 | 100pF | Capacitor_SMD:C_0603_1608Metric | C5, C11 |
| 2 | 220pF | Capacitor_SMD:C_0603_1608Metric | C7, C8 |
| 2 | 22pF | Capacitor_SMD:C_0603_1608Metric | C10, C16 |
| 2 | 33pF | Capacitor_SMD:C_0603_1608Metric | C1, C2 |
| 2 | 560nH | Inductor_SMD:L_0805_2012Metric | L1, L2 |
| 2 | TestPoint_Probe | TestPoint:TestPoint_Pad_D1.0mm | TP1, TP2 |
| 1 | 1.69K | Resistor_SMD:R_0603_1608Metric | R10 |
| 1 | 100nF | Capacitor_SMD:C_0603_1608Metric | C12 |
| 1 | 15 | Resistor_SMD:R_0603_1608Metric | R3 |
| 1 | 1nF | Capacitor_SMD:C_0603_1608Metric | C15 |
| 1 | 24 | Resistor_SMD:R_0603_1608Metric | R4 |
| 1 | 240 | Resistor_SMD:R_0603_1608Metric | R16 |
| 1 | 27.12 MHz | Oscillator:Oscillator_SMD_EuroQuartz_XO32-4Pin_3.2x2.5mm | Y1 |
| 1 | 39 | Resistor_SMD:R_2010_5025Metric | R14 |
| 1 | Buzzer | Buzzer_Beeper:Buzzer_12x9.5RM6.5 | BZ1 |
| 1 | D_Schottky | Diode_SMD:D_SMA | D1 |
| 1 | ESP32 NODEMCU DEVKIT1 LEFT HEADER-MALE-2.54 | Connector_PinHeader_2.54mm:PinHeader_1x15_P2.54mm_Vertical | P1 |
| 1 | ESP32 NODEMCU DEVKIT1 RIGHT HEADER-MALE-2.54 | Connector_PinHeader_2.54mm:PinHeader_1x15_P2.54mm_Vertical | P2 |
| 1 | LED_BLUE | LED_SMD:LED_0603_1608Metric | LED2 |
| 1 | LED_GREEN | LED_SMD:LED_0603_1608Metric | LED1 |
| 1 | Logo_Open_Hardware_Small | Custom:OSHWLOGO_TOP_0.2 | LG1 |
| 1 | MFRC522 | Package_DFN_QFN:QFN-32-1EP_5x5mm_P0.5mm_EP3.1x3.1mm | U1 |
| 1 | Q_NPN_BEC | Package_TO_SOT_SMD:SOT-23 | Q2 |
| 1 | R_Axial | Resistor_THT:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal | R20 |
Questions
How big is the MFRC522 PCB Nodev2 PCB?
It measures 120 × 50 mm and has 2 copper layers, 1.6 mm thick.
What parts does the MFRC522 PCB Nodev2 use?
46 parts, built around the MFRC522. 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 MFRC522 PCB Nodev2 KiCad files?
From the innexgo/PCB repository on GitHub, at the commit this page was made from: the board is Releases/MFRC522-NodeMCUv2/v1.3/MFRC522 PCB Nodev2.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the MFRC522 PCB Nodev2 design in my own project?
Its repository states no licence, so its author keeps all rights: ask innexgo before reusing the design.
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