EngiRef / Electrical Engineering Formula
RL Time Constant
RL Time Constant: Time constant of RL circuit. A DC Circuits formula in electrical engineering. Variables τ, L and R, each with SI and imperial units.
DC Circuits
Specification
- Name
- RL Time Constant
- Discipline
- electrical
- Category
- DC Circuits
- LaTeX
- \tau = \frac{L}{R}
- Description
- Time constant of RL circuit
- Can solve for
- τ, L, R
- Tags
- rl, time, constant, transient, inductor
Variables
| Symbol | Name | Unit | Si Unit |
|---|---|---|---|
| τ | Time Constant | s | s |
| L | Inductance | H | H |
| R | Resistance | Ω | Ω |