Coulomb to Milliampere-Hour Converter
Convert Coulombs to Milliamperes-Hour
Quick Conversions
How to Convert Coulombs to Milliamperes-Hour
To convert from coulombs (C) to milliampere-hours (mAh), you divide the charge in coulombs by 3.6. For more information about coulombs as a unit of measurement, visit our coulombs page.
Formula
Milliampere-Hours = Coulombs / 3.6
or
mAh = C / 3.6
Examples
- 1 C = 1 / 3.6 = 0.277778 mAh
- 3.6 C = 3.6 / 3.6 = 1 mAh
- 10 C = 10 / 3.6 = 2.77778 mAh
- 100 C = 100 / 3.6 = 27.7778 mAh
When to Convert Coulombs to Milliamperes-Hour
This conversion is useful in electrical engineering and battery technology, as milliampere-hours are commonly used to express the capacity of smaller batteries.
Portable Electronics
Battery capacity in smartphones, tablets, and other portable devices is typically given in mAh, making this conversion relevant for understanding charge in coulombs.
Battery Design
Engineers designing small electronic devices use this conversion to relate the fundamental unit of charge (coulombs) to the practical unit of battery capacity (mAh).
Common Coulombs to Milliamperes-Hour Conversions
Here is a table of common conversions for quick reference:
| Coulombs (C) | Milliampere-Hours (mAh) | Coulombs (C) | Milliampere-Hours (mAh) |
|---|---|---|---|
| 1 | 0.277778 | 100 | 27.7778 |
| 2 | 0.555556 | 200 | 55.5556 |
| 5 | 1.38889 | 500 | 138.889 |
| 10 | 2.77778 | 1,000 | 277.778 |
| 20 | 5.55556 | 2,000 | 555.556 |
| 50 | 13.8889 | 5,000 | 1,388.89 |
| 3.6 | 1 | 10,000 | 2,777.78 |
Frequently Asked Questions
What is a coulomb (C)?
The coulomb is the SI unit of electric charge, defined as the amount of charge transported by a constant current of one ampere in one second.
What is a milliampere-hour (mAh)?
A milliampere-hour is a unit of electric charge, commonly used to express the capacity of smaller batteries. One milliampere-hour is equal to 3.6 coulombs.
How do I convert milliampere-hours to coulombs?
To convert from milliampere-hours to coulombs, you multiply the charge in milliampere-hours by 3.6. For example, 1 mAh is equal to 1 * 3.6 = 3.6 C.