Applications and Implications

Individual assignment:

This assignment covers the selection of the masterpiece on the project which is E-bike motor controller. Below is the detailed project breakdown for motor controller PCB masterpiece that aligns with the required units and showcases your full technical competency.

E-Bike motor controller

Motor Controller PCB for Final Project Masterpiece


What Will It Do? Who has Done What Beforehand? What Sources Will You Use? What Will You Design? Materials and Components
Component Type Source Est. Cost
Power Transistor 2SC5200 Digikey
Voltage Regulator IC LM7805 Digikey
Volatage and temperature Sensors 24V Digikey
Microcontroller ESP32C3 Digikey
Capacitors Bulk X 9 Digikey
Resistors/Diodes Assorted pack Digikey
PCB Custom fab (1-layer, F4 copper) Online
Heat Sink Aluminum online
Battery 3.7V X 12 Li-ion Online
LCD Display 16x2 I2C / OLE Online
Motor 24V, 20A, 300rpm Online
Throttle 5V output signal Online
Parts and Systems to Be Made Processes to Be Used
UnitProcess Used
2D/3D DesignEnclosure and mount in SolidWorks
Additive Fabrication3D printing for enclosures
Subtractive FabricationCNC milling for metal sheet mount
Electronics DesignKiCad schematic + PCB layout
ProductionPCB milling
Embedded ProgrammingC++ with Arduino IDE (ESP32C3)
InterfacingThrottle, sensors, LCD
System IntegrationFull wiring and mechanical assembly
Questions to Be Answered How Will It Be Evaluated?
Evaluation Metric Criteria
Functional Testing Smooth throttle control, no overheating
Safety Current limits enforced
Design Integration Clean, compact layout; 3D-printed case
Embedded Logic Sensor response, overvoltage/overtemp logic
Aesthetics and Packaging Finished housing and mounted connectors
Documentation Full BOM, schematics, code, photos, videos

The following files are included as part of the project: