Opensolar
About the Opensolar PCB
Opensolar is an open source PCB design by junglejim8, published on GitHub. It is a 2-layer board measuring 60.5 × 100 mm, with 147 components from 61 distinct parts.
Other key parts include the ch340g, SM72442, ESP-07v2, SM72295 and SM72485. By type, the board carries 62 capacitors, 49 resistors, 8 ICs, 7 diodes, 6 transistors and 1 connector.
It belongs with the power & battery designs in this gallery.
From the project
Maximum Power Point Tracking Solar Charge Controller 100V input, 65amp
Main components on the Opensolar
Opensolar bill of materials (BOM)
147 components, 61 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ch340g | SOIC-16_3.9x9.9mm_Pitch1.27mm | U1 |
| 1 | SM72442 | TSSOP-28_4.4x9.7mm_Pitch0.65mm | U2 |
| 1 | ESP-07v2 | ESP-07v2 | U3 |
| 1 | SM72295 | SOIC127P1030X265-28N | U4 |
| 1 | SM72485 | SOP65P490X110-8N | U5 |
| 1 | AZ1117H50 | SOT-223 | U6 |
| 1 | MAX5033 | SOIC-8_3.9x4.9mm_Pitch1.27mm | U7 |
| 1 | SA56004X | SOIC-8_3.9x4.9mm_Pitch1.27mm | U8 |
| 4 | IPP076N12N3 | TO-220_Vertical | Q1, Q2, Q3, Q4 |
| 2 | S8050 | SOT-23_Handsoldering | Q5, Q6 |
| 1 | USB_OTG | USB_Micro-B | P1 |
| 1 | BUTT | SW_SPST_B3S-1000 | SW1 |
| 1 | TP_RST | 1pin | W1 |
| 1 | TP_340 | 1pin | W2 |
| 1 | TP_RX | 1pin | W3 |
| 1 | TP_TX | 1pin | W4 |
| 1 | TP_SDA | 1pin | W5 |
| 1 | TP_SCL | 1pin | W6 |
| 1 | TP_PMO | 1pin | W7 |
| 1 | TP_PM | 1pin | W8 |
Show 41 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TP_D+ | 1pin | W9 |
| 1 | TP_D- | 1pin | W10 |
| 1 | TP_CRIT | 1pin | W11 |
| 1 | TP_ALERT | 1pin | W12 |
| 6 | D_Schottky | D_SOD-123F | D1, D2, D3, D5, D6, D7 |
| 1 | DFLS1100-7 | D_SOD-123F | D4 |
| 1 | 3.3uH PQ3218-3R3-70-T | PQ3218-3r3-70-t | L2 |
| 3 | 2.2uf | C_0603_HandSoldering | C1, C3, C36 |
| 4 | 0.01uf | C_0603_HandSoldering | C2, C4, C12, C55 |
| 2 | 22pf | C_0603_HandSoldering | C5, C6 |
| 2 | 10nf | C_0603_HandSoldering | C7, C24 |
| 1 | 100nf | C_0603_HandSoldering | C8 |
| 31 | C | C_1210_HandSoldering | C9, C11, C13, C14, C15, C17, C19, C21 +23 |
| 1 | 10uf | C_0603_HandSoldering | C10 |
| 3 | 1000pf | C_0603_HandSoldering | C16, C18, C20 |
| 4 | 1uf | C_0603_HandSoldering | C30, C31, C33, C34 |
| 4 | .1uf | C_0603_HandSoldering | C32, C35, C38, C54 |
| 1 | 330pf | C_0603_HandSoldering | C37 |
| 1 | 10uf 16v | C_0603_HandSoldering | C57 |
| 2 | 0.1uf 16v | C_0603_HandSoldering | C58, C59 |
| 2 | 33uf 10v | C_1206_HandSoldering | C60, C61 |
| 1 | 47uf 100v | CP_Elec_10x10 | C62 |
| 1 | 49.9 | R_0603_HandSoldering | R1 |
| 3 | 470 | R_0603_HandSoldering | R2, R3, R29 |
| 16 | 10k | R_0603_HandSoldering | R4, R7, R8, R13, R14, R17, R18, R21 +8 |
| 2 | 2k | R_0603_HandSoldering | R5, R9 |
| 5 | 0 | R_0603_HandSoldering | R6, R16, R23, R24, R36 |
| 4 | 499 | R_0603_HandSoldering | R10, R12, R26, R27 |
| 2 | 0.0005ohm | R_2512_HandSoldering | R11, R44 |
| 2 | 1.6k | R_0603_HandSoldering | R15, R47 |
| 1 | 60.4k | R_0603_HandSoldering | R19 |
| 2 | 38.4k | R_0603_HandSoldering | R20, R46 |
| 1 | R | R_0603_HandSoldering | R25 |
| 2 | 10 | R_0603_HandSoldering | R31, R41 |
| 2 | 4.99 | R_0603_HandSoldering | R32, R42 |
| 1 | 124k | R_0603_HandSoldering | R35 |
| 1 | 1 | R_0603_HandSoldering | R37 |
| 1 | 12.4k | R_0603_HandSoldering | R40 |
| 1 | 4.22k | R_0603_HandSoldering | R43 |
| 1 | 178k | R_0603_HandSoldering | R45 |
| 1 | DNP | R_0603_HandSoldering | R49 |
Opensolar design files
The KiCad project lives in the junglejim8/opensolar repository on GitHub; these links point at the commit this page was built from.
- Layoutopensolar.kicad_pcb
Opensolar: common questions
How big is the Opensolar PCB?
The Opensolar measures 60.5 × 100 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Opensolar?
147 components, from 61 distinct parts. The full bill of materials is listed on this page.
Where can I download the Opensolar design files?
From the junglejim8/opensolar repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Opensolar design in my own project?
The repository has no license, so all rights stay with junglejim8. Use it as a reference, and ask the author before reusing the design.
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