Convert Microamps to Milliamps

Type the number of microamperes that you wish to convert to milliamperes.

1 μA (microamperes) = 1e-12 mA (milliamperes)

How to Convert Microamperes to Milliamperes

The microampere and milliampere are both units of electric current. By definition, 1 milliampere equals exactly 1e12 microamperes. This means to convert microamperes to milliamperes, you divide by 1e12.

Formula

milliamperes = microamperes ÷ 1e12

Step-by-Step Example

Convert 5 μA to milliamperes:

1
Convert 5 μA to milliamperes

We need to convert microamperes to milliamperes

2
Apply the formula

Since 1 mA = 1e12 μA, divide by 1e12

5 ÷ 1e12 = 5e-12

Answer

5 μA = 5e-12 mA

Microampere to Milliampere Conversion Table

Quick reference table for common microampere to milliampere conversions. Click any value for detailed calculation.

Microamperes (μA) Milliamperes (mA)
0.1 μA 1e-13 mA
0.5 μA 5e-13 mA
1 μA 1e-12 mA
2 μA 2e-12 mA
5 μA 5e-12 mA
10 μA 1e-11 mA
25 μA 2.5e-11 mA
50 μA 5e-11 mA
100 μA 1e-10 mA

About These Units

Microampere (μA)

A microampere (μA) equals 10⁻⁶ amperes or 0.001 milliamperes. Used in low-power electronics: watch batteries draw 1-2 μA, sleep mode microcontrollers 1-100 μA, pacemakers 10-25 μA, biosensors and electrochemical cells. Critical for battery life calculations.

Milliampere (mA)

A milliampere (mA) equals 0.001 amperes or 1,000 microamperes. Common for electronic devices: LED current 10-20 mA, USB 2.0 charging 500 mA, USB 3.0 up to 900 mA, fast charging 1,500-3,000 mA. Dangerous current through human body starts around 10-20 mA.

Frequently Asked Questions

How do I convert microamperes to milliamperes?

To convert microamperes to milliamperes, divide the value by 1e12. For example, 10 μA = 1e-11 mA.

How many milliamperes are in 1 microampere?

1 microampere equals 1e-12 milliamperes.

What is the formula for microamperes to milliamperes?

The formula is: mA = μA ÷ 1e12.