| Passive | Active | Electro-Mechanical |
|---|---|---|
| Resistors | Integrated Circuits | Piezoelectric devices, crystals, resonators |
| Inductors | Transistors | Microelectromechanical systems |
| Capacitors | Diodes | Terminals and connectors |
| Transformers | Memory | Cable assemblies |
| Magnetic (inductive) devices | Programmable Devices | Switches |
| Memristor | Optoelectronic devices | Protection devices |
| Networks | Display technologies | Mechanical accessories |
| Transducers, sensors, detectors | Vacuum tubes (valves) | |
| Antennas | Discharge devices | |
| Assemblies, modules | ||
| Prototyping aids |
