EngiRef / Electrical Engineering Formula
RC Time Constant
RC Time Constant: Time constant of RC circuit. A DC Circuits formula in electrical engineering. Variables τ, R and C, each with SI and imperial units.
DC Circuits
Specification
- Name
- RC Time Constant
- Discipline
- electrical
- Category
- DC Circuits
- LaTeX
- \tau = RC
- Description
- Time constant of RC circuit
- Can solve for
- τ, R, C
- Tags
- rc, time, constant, transient
Variables
| Symbol | Name | Unit | Si Unit |
|---|---|---|---|
| τ | Time Constant | s | s |
| R | Resistance | Ω | Ω |
| C | Capacitance | F | F |