Current Converter
Convert current units including amps and milliamps. Ideal for electronics, circuits, and engineering calculations.
Units:
Value:
Decimal Places:
Conversion Table
| Amps | Milliamps |
|---|---|
| 0.25 | 250 |
| 0.5 | 500 |
| 1 | 1,000 |
| 2.5 | 2,500 |
| 5 | 5,000 |
Current Units Explained 🔌
Current (A, mA) measures the flow of electric charge - how much electricity is moving through a circuit.
Understanding current helps ensure circuits operate safely and efficiently.
Key Facts
- 1 ampere (A) = 1,000 milliamperes (mA)
- Amps are used for larger currents like motors and power supplies
- Milliamps are used for small currents like LEDs and sensors
Formulas
mA = A × 1,000- Convert amps to milliampsA = mA ÷ 1,000- Convert milliamps to amps
Example Currents
- LEDs: 10–20 mA → 0.01–0.02 A
- Smartphone charging: 1–2 A → 1,000–2,000 mA
FAQs
Why use milliamps?
Milliamps allow precise measurement of small currents in electronics.
How does current affect circuit safety?
Excess current can overheat components; fuses or resistors help protect circuits.