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2 layers68 × 86.5 mmChaosBot, the printed circuit board in 3D

This is a PCB that holds chaos press the button to get a glimpse of what it holds and beware it may jump or rant at you

Size
68 × 86.5 mm
Copper layers
2
Thickness
1.6 mm
Parts
67
Nets
16
Pads
61
Tracks, vias
134, 0
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
3 Jun 2025
Updated
18 Jul 2025

Overview

ChaosBot is an open-source printed circuit board by acharya-dilip, from the acharya-dilip/justanotherpcb repository on GitHub. It is a 2-layer board of 68 × 86.5 mm with 67 parts on 16 nets, routed with 134 tracks and 0 vias.

Its parts include 6 diodes, 2 capacitors, 2 transistors and 1 switch.

README

README.md

Justanotherpcb

This is a PCB that holds chaos press the button to get a glimpse of what it holds and beware it may jump or rant at you

Materials List:

LED's x6 Resistor (220) x6 Resistor (4.7k) x4 Resistor (47k) x2 Transistor (NPN) x2 Capacitor (10uf) x2 Push Switch x1 Mini Motor Disc x1 Buzzer x1 CR2032 Battery Cell x2

What Does It DO?

This small fella is powered by two batteries and holds 6 LED's a mini motor disc and a buzzer. With the help of an astable multivibrator constatly switches between two states when power is provided and while the switcherooo occurs LED's in groups of 3 flash on and off while the motor and the buzzer also turn on in small bursts in sync with the groups of LED's.

Some Glimpses

image image image image

image image

Made By DILIP ACHARYA

Slack ID: acharyamission6 Made in a ADHD Hyperfocus state. He'll spend the next month in recovery mode Peace!

Parts

67
QtyValueFootprintReferences
39LOGOLOGOG***, G***, G***, G***, G***, G***, G***, G***, G***, G***, G***, G***, G***, G***, G***, G*** +23
6LEDLED_THT:LED_D5.0mmD1, D2, D3, D4, D5, D6
6R_Small_LEDResistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_HorizontalRSD1, RSD2, RSD3, RSD4, RSD5, RSD6
2Battery_CellBattery:BatteryHolder_Keystone_3034_1x20mmBT1, BT2
2CCapacitor_THT:CP_Radial_D8.0mm_P5.00mmC1, C2
2NPNPackage_TO_SOT_THT:TO-92L_HandSolderQ1, Q2
2R_Large_AMVResistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_HorizontalRLA1, RLA2
2R_Small_amvResistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_HorizontalRSA1, RSA2
1BuzzerBuzzer_Beeper:MagneticBuzzer_ProSignal_ABI-009-RCBZ1
1Motor_DCConnector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_VerticalM1
1R_Small_buzzerResistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_HorizontalRSB1
1R_Small_motorResistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_HorizontalRSM1
1SW_PushButton_Switch_THT:SW_PUSH_6mmSW1

The 66 most common of 67 parts.

Questions

How big is the ChaosBot PCB?

It measures 68 × 86.5 mm and has 2 copper layers, 1.6 mm thick.

What parts does the ChaosBot use?

67 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the ChaosBot KiCad files?

From the acharya-dilip/justanotherpcb repository on GitHub, at the commit this page was made from: the board is ChaosBot.kicad_pcb and its schematic ChaosBot.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the ChaosBot design in my own project?

Its repository states no licence, so its author keeps all rights: ask acharya-dilip before reusing the design.

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