Turn signals
About the Turn signals PCB
Turn signals is an open source PCB design by CodedSakura, published on GitHub. It is a 2-layer board measuring 33.1 × 39.2 mm, with 22 components from 15 distinct parts.
Other key parts include the ICM7555xB and MT3608. By type, the board carries 7 resistors, 5 connectors, 4 capacitors, 2 ICs, 1 transistor and 1 battery holder.
Main components on the Turn signals
Turn signals bill of materials (BOM)
22 components, 15 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ICM7555xB | SOIC-8_3.9x4.9mm_P1.27mm | U1 |
| 1 | MT3608 | SOT-23-6 | U2 |
| 1 | IRLZ44N | TO-220-3_Vertical | Q1 |
| 1 | Conn_FWD_L | Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | J2 |
| 1 | Conn_BWD_L | Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | J3 |
| 1 | Conn_FWD_R | Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | J4 |
| 1 | Conn_BWD_R | Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | J5 |
| 1 | Conn_SW | Molex_KK-254_AE-6410-05A_1x05_P2.54mm_Vertical | J6 |
| 1 | CR2032 | BatteryHolder_multicomp_CH28-2032LF | BT1 |
| 1 | B230 | D_SMB | D2 |
| 1 | L | L_Bourns_SRP7028A_7.3x6.6mm | L1 |
| 3 | C | 0603_1608Metric_Pad_HandSolder_Valuea | C1, C3, C4 |
| 1 | 10nF | 0603_1608Metric_Pad_HandSolder_Valuea | C2 |
| 6 | R | 0603_1608Metric_Pad_HandSolder_Valuea | R1, R2, R3, R4, R6, R7 |
| 1 | 0 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R5 |
Turn signals design files
The KiCad project lives in the CodedSakura/electronics repository on GitHub; these links point at the commit this page was built from.
Turn signals: common questions
How big is the Turn signals PCB?
The Turn signals measures 33.1 × 39.2 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Turn signals?
22 components, from 15 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 Turn signals design files?
From the CodedSakura/electronics repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Turn signals design in my own project?
The repository has no license, so all rights stay with CodedSakura. Use it as a reference, and ask the author before reusing the design.
