Voltage Symbol: The DC voltage symbol is Unicode character U+2393 “⎓” or a straight line, often represented by a battery in circuit diagrams. Wire Color Codes: DC wire color codes differ by standards; for example, IEC uses brown for positive and grey for negative, aiding in wire ident...
Ground –Common ground point for returns. Miscellaneous Other common symbols found in PCB schematics and layouts: Fuse –Fuse element shown between connections. Current rating displayed. Transformer –Two inductive coils coupled by magnetic field. LED –Arrow indicates light emission. Longer lead is an...
Make Wiring and Circuit Diagrams Making an electrical diagram is easy when you have thousands of electrical symbols at your fingertips. SmartDraw lets you choose from an enormous library of professionally designed electrical symbols for block diagrams, circuit panels, wiring diagrams, and many other...