555 Monostable Multivibrator
About the 555 Monostable Multivibrator PCB
555 Monostable Multivibrator is an open source PCB design by a-tk, published on GitHub. It is a 2-layer board measuring 50.8 × 40.6 mm, with 18 components from 16 distinct parts.
Other key parts include the NE555P and LM7805. By type, the board carries 5 capacitors, 3 resistors, 2 ICs, 2 connectors, 2 switches and 2 diodes.
From the project
A place to store project files and to make those available to the world
Main components on the 555 Monostable Multivibrator
555 Monostable Multivibrator bill of materials (BOM)
18 components, 16 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | NE555P | DIP-8_W7.62mm | U1 |
| 1 | LM7805 | TO-220-3_Vertical | U2 |
| 1 | 2N3904 | TO-92 | Q1 |
| 1 | + PWR - | PinSocket_1x02_P2.54mm_Vertical | J1 |
| 1 | - LOAD + | PinSocket_1x02_P2.54mm_Vertical | J2 |
| 1 | Jumper_2_Open | R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical | JP1 |
| 1 | NO CO NC | PinHeader_1x03_P2.54mm_Vertical | SW1 |
| 1 | + - | PinHeader_1x02_P2.54mm_Vertical | SW2 |
| 2 | 1N4001 | D_DO-41_SOD81_P10.16mm_Horizontal | D1, D2 |
| 1 | C | CP_Radial_D8.0mm_P3.80mm | C1 |
| 1 | 10nF | C_Disc_D4.3mm_W1.9mm_P5.00mm | C2 |
| 1 | 0.33uF | C_Disc_D4.3mm_W1.9mm_P5.00mm | C3 |
| 2 | 0.1uF | C_Disc_D4.3mm_W1.9mm_P5.00mm | C4, C5 |
| 1 | 100K | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R1 |
| 1 | POT | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R2 |
| 1 | 120 | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R3 |
555 Monostable Multivibrator design files
The KiCad project lives in the a-tk/parts-files repository on GitHub; these links point at the commit this page was built from.
555 Monostable Multivibrator: common questions
How big is the 555 Monostable Multivibrator PCB?
The 555 Monostable Multivibrator measures 50.8 × 40.6 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the 555 Monostable Multivibrator?
18 components, from 16 distinct parts. The full bill of materials is listed on this page.
Where can I download the 555 Monostable Multivibrator design files?
From the a-tk/parts-files repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the 555 Monostable Multivibrator design in my own project?
The repository has no license, so all rights stay with a-tk. Use it as a reference, and ask the author before reusing the design.
