BlueMicroold
About the BlueMicroold PCB
BlueMicroold is an open source PCB design by jpconstantineau, published on GitHub under the BSD-3-Clause license. It is a 4-layer board measuring 21.6 × 62.2 mm, with 48 components from 38 distinct parts.
Other key parts include the E73-2G4M04S1B, CH340G, AP2112K-3.3TRG1, AP2112K-3.3 and ProMicro. By type, the board carries 14 capacitors, 12 resistors, 10 diodes, 5 ICs, 3 connectors and 1 transistor.
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 BlueMicroold
BlueMicroold bill of materials (BOM)
48 components, 38 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | E73-2G4M04S1B E73-2G4M04S ebyte | E73-2G4M04S | U1 |
| 1 | CH340G n/a | SOP-16_4.4x10.4mm_P1.27mm | U2 |
| 1 | AP2112K-3.3TRG1 TP4056 Diodes Incorporated | SSOP-8_3.95x5.21x3.27mm_P1.27mm | U3 |
| 1 | AP2112K-3.3 | SOT-23-5 | U4 |
| 1 | ProMicro | Pro_Micro | U5 |
| 1 | P5102FM NIKO Semicon | SOT-23 | Q1 |
| 1 | 12MHz | Crystal_SMD_3225-4Pin_3.2x2.5mm | Y1 |
| 1 | Conn_01x04 | PinHeader_1x04_P2.54mm_Vertical | J9 |
| 1 | Conn_01x02 | PinHeader_1x02_P2.54mm_Vertical | J10 |
| 1 | USB_B_Micro | USB_Micro-B_Molex-105017-0001 | J17 |
| 1 | RESET | SW_TACT_ALPS_SKQGABE010 | SW2 |
| 1 | MBR120LSF BLUE SK | LED_0603_1608Metric | D1 |
| 4 | RED | LED_0603_1608Metric | D2, D5, D6, D10 |
| 3 | 1N4148 | D_SOD-123 | D3, D4, D7 |
| 1 | MBR120 | D_SOD-123 | D8 |
| 1 | GREEN | LED_0603_1608Metric | D9 |
| 1 | SDFL2012S100KTF 10uH Sunlord | L_0603_1608Metric | L1 |
| 1 | CL21B105KAFNFNE 1uF Samsung Electro-Mechanics | C_0603_1608Metric | C1 |
| 1 | 0805B104K500NT 0.1uF Guangdong Fenghua Advanced Tech | C_0603_1608Metric | C2 |
| 1 | CL21A106KOQNNNE 10uF Samsung Electro-Mechanics | C_0603_1608Metric | C3 |
Show 18 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | CC0805KRX7R9BB101 100pF YAGEO | C_0603_1608Metric | C4 |
| 2 | CL21A106KOQNNNE 22pF Samsung Electro-Mechanics | C_0603_1608Metric | C5, C8 |
| 1 | 0805CG102J500NT 100nF Guangdong Fenghua Advanced Tech | C_0603_1608Metric | C6 |
| 1 | CL21A106KOQNNNE 100nF Samsung Electro-Mechanics | C_0603_1608Metric | C7 |
| 1 | 100nF | C_0603_1608Metric | C9 |
| 1 | 0.1uF | C_0603_1608Metric | C10 |
| 3 | 10uF | C_0603_1608Metric | C11, C12, C13 |
| 1 | 1nF | C_0603_1608Metric | C14 |
| 1 | RC0805FR-0710KL 10k YAGEO | R_0603_1608Metric | R1 |
| 1 | RC0805FR-07100KL 1k YAGEO | R_0603_1608Metric | R2 |
| 1 | RC0805FR-0710KL 1k YAGEO | R_0603_1608Metric | R3 |
| 1 | AC0805FR-07806KL 1k YAGEO | R_0603_1608Metric | R4 |
| 1 | RC0805JR-072ML 1k YAGEO | R_0603_1608Metric | R5 |
| 2 | 1k | R_0603_1608Metric | R6, R10 |
| 2 | 10k | R_0603_1608Metric | R7, R9 |
| 1 | 100k | R_0603_1608Metric | R8 |
| 1 | 806k | R_0603_1608Metric | R11 |
| 1 | 2M | R_0603_1608Metric | R12 |
BlueMicroold 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.
BlueMicroold: common questions
How big is the BlueMicroold PCB?
The BlueMicroold measures 21.6 × 62.2 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the BlueMicroold?
48 components, from 38 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 BlueMicroold 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 BlueMicroold 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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