DABO2
About the DABO2 PCB
DABO2 is an open source PCB design by lkesteloot, published on GitHub under the Apache-2.0 license. It is a 2-layer board measuring 96 × 34.1 mm, with 62 components from 44 distinct parts.
Other key parts include the stmpe811, l3gd20h, mcp73871, tps61090rsar and fan5333bsx. By type, the board carries 18 capacitors, 14 resistors, 11 connectors, 8 test points, 5 ICs and 2 diodes.
From the project
Website documenting a hardware project from the 1990s.
Hardware projects from the 1990s and our revival and redesign starting in 2015 of that project and projects inspired by it. See the web page.
Main components on the DABO2
DABO2 bill of materials (BOM)
62 components, 44 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | stmpe811 | QFN-16-1EP_3x3mm_Pitch0.5mm | U1 |
| 1 | l3gd20h | l3gd20h | U2 |
| 1 | mcp73871 | QFN-20-1EP_4x4mm_Pitch0.5mm | U3 |
| 1 | tps61090rsar | QFN-16-1EP_4x4mm_Pitch0.65mm | U4 |
| 1 | fan5333bsx | SOT-23-5 | U5 |
| 1 | LIPO | JST_PH_S2B-PH-SM4-TB_02x2.00mm_Angled | J1 |
| 1 | LCD | kyocera_6288 | J2 |
| 1 | HOME | JST_PH_S2B-PH-SM4-TB_02x2.00mm_Angled | J3 |
| 2 | +25mA | GS2 | J4, J5 |
| 1 | +50mA | GS2 | J6 |
| 1 | 5VOUT | BARREL_JACK | J7 |
| 1 | PWRSW | JST_PH_S3B-PH-SM4-TB_03x2.00mm_Angled | J8 |
| 1 | 5VIN | BARREL_JACK | J9 |
| 1 | THERM | JST_PH_S2B-PH-SM4-TB_02x2.00mm_Angled | J10 |
| 1 | GPIO0 | Pin_Header_Straight_2x20_Pitch2.54mm | P3 |
| 2 | MountingHole_2-5mm | 1pin | HOLE0, HOLE1 |
| 1 | GND | testpoint_smd_1206 | TP1 |
| 1 | 3V3 | testpoint_smd_1206 | TP2 |
| 1 | 5VIN | testpoint_smd_1206 | TP3 |
| 1 | LED-A | testpoint_smd_1206 | TP4 |
Show 24 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LIPO | testpoint_smd_1206 | TP5 |
| 1 | 5VOUT | testpoint_smd_1206 | TP6 |
| 1 | SDA | testpoint_smd_1206 | TP7 |
| 1 | SCL | testpoint_smd_1206 | TP8 |
| 1 | BAT54 | SOT-23 | D1 |
| 1 | MM3Z24VT1G | D_SOD-123 | D2 |
| 1 | 10uH | R_1210 | L1 |
| 1 | 6.8uH | inductor_8mm_8mm_smt | L2 |
| 5 | .1uF | C_0805 | C1, C3, C5, C9, C17 |
| 5 | 10uF | C_0805 | C2, C6, C15, C16, C18 |
| 3 | 1uF | C_0805 | C4, C7, C8 |
| 2 | 100nF | C_0805 | C10, C13 |
| 1 | 10nF | C_0805 | C11 |
| 1 | 2.2uF | C_0805 | C12 |
| 1 | 100uF | C_0805 | C14 |
| 1 | 10K | R_0805 | R1 |
| 3 | 200K | R_0805 | R2, R4, R15 |
| 3 | 12 | R_0805 | R3, R6, R7 |
| 1 | 100K | R_0805 | R5 |
| 1 | 6 | R_0805 | R8 |
| 1 | 1K | R_0805 | R9 |
| 2 | 2.2K | R_0805 | R10, R11 |
| 1 | 22 | R_0805 | R12 |
| 1 | 1.87M | R_0805 | R14 |
DABO2 design files
The KiCad project lives in the lkesteloot/alice repository on GitHub; these links point at the commit this page was built from.
DABO2: common questions
How big is the DABO2 PCB?
The DABO2 measures 96 × 34.1 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the DABO2?
62 components, from 44 distinct parts. The full bill of materials is listed on this page.
Where can I download the DABO2 design files?
From the lkesteloot/alice repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the DABO2 design in my own project?
Yes, under the terms of its Apache-2.0 license, which lkesteloot chose for the repository.
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