Dongle840
About the Dongle840 PCB
Dongle840 is an open source PCB design by jpconstantineau, published on GitHub under the BSD-3-Clause license. It is a 2-layer board measuring 34.3 × 15.2 mm, with 13 components from 12 distinct parts.
Other key parts include the E73-2G4M08S1C-52840. By type, the board carries 4 capacitors, 2 switches, 2 diodes, 2 resistors, 1 IC and 1 crystal.
It belongs with the power & battery designs in this gallery.
From the project
This Repository is a collection of NRF5x boards.
Main components on the Dongle840
Dongle840 bill of materials (BOM)
13 components, 12 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | E73-2G4M08S1C-52840 | E73-2G4M08S1C-52840 | U5 |
| 1 | 32,768 | Crystal_SMD_3215-2Pin_3.2x1.5mm | Y2 |
| 2 | SW_SPST | SW_TACT_TS-1145A_C318904 | SW1, SW2 |
| 1 | 19-217/BHC-ZL1M2RY/3T | LED_0603_1608Metric | D3 |
| 1 | KT-0603R | LED_0603_1608Metric | D4 |
| 1 | SDFL2012S100KTF 10uH Sunlord | L_0805_2012Metric | L1 |
| 1 | CL21B105KAFNFNE 22pF Samsung Electro-Mechanics | C_0603_1608Metric | C1 |
| 1 | 0805B104K500NT 22pF Guangdong Fenghua Advanced Tech | C_0603_1608Metric | C2 |
| 1 | CL21A106KOQNNNE 10uF Samsung Electro-Mechanics | C_0603_1608Metric | C3 |
| 1 | CC0805KRX7R9BB101 10uF YAGEO | C_0603_1608Metric | C4 |
| 1 | RC0805JR-072ML 1K YAGEO | R_0603_1608Metric | R5 |
| 1 | 1K | R_0603_1608Metric | R7 |
Dongle840 design files
The KiCad project lives in the jpconstantineau/NRF52-Board repository on GitHub; these links point at the commit this page was built from.
Dongle840: common questions
How big is the Dongle840 PCB?
The Dongle840 measures 34.3 × 15.2 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Dongle840?
13 components, from 12 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Dongle840 design files?
From the jpconstantineau/NRF52-Board repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Dongle840 design in my own project?
Yes, under the terms of its BSD-3-Clause license, which jpconstantineau chose for the repository.
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