🌀 Electromagnetism & Inductor Design
Inductance Unit Converter
Convert magnetic inductance ($L = \Phi / I$) across Henrys ($\text{H}$), Millihenrys ($\text{mH}$), Microhenrys ($\mu\text{H}$), Nanohenrys ($\text{nH}$), and Picohenrys ($\text{pH}$).
📏 PCB Trace (5 nH)
🔋 SMPS Choke (10 µH)
🔊 Speaker Crossover (2.2 mH)
🗼 Transformer (5 H)
Input Inductance Value
Standard Microhenrys (µH)
10.00 µH
Millihenrys (mH)
0.0100 mH
Nanohenrys (nH)
10,000 nH
Henrys (H)
1.00 × 10⁻⁵
💡 Inductance Equivalence:
$$1\text{ Henry} = 1,000\text{ mH} = 10^6\text{ }\mu\text{H} = 10^9\text{ nH} = 10^9\text{ Abhenry}$$
Understanding Inductance & Faraday's Law
Inductance ($L$) represents an electrical conductor's opposition to changes in the electric current flowing through it:
- Induced Voltage (Back EMF): $$v(t) = -L \frac{di}{dt}$$
- Magnetic Stored Energy: $$E = \frac{1}{2} L I^2$$
- Solenoid Formula: $$L = \frac{\mu N^2 A}{l}$$
- Abhenry: $1\text{ Abhenry} = 1\text{ nH} = 10^{-9}\text{ H}$.