Inductor in Parallel Calculator

Total Inductance Formula (Parallel):

\[ \frac{1}{L_{total}} = \sum \frac{1}{L} \]

Total Inductance (H):

Unit Converter ▲

Unit Converter ▼

From:	To:

1. What is an Inductor in Parallel Calculator?

Definition: This calculator determines the total inductance when inductors are connected in parallel in an electrical circuit.

Purpose: It helps electronics engineers, technicians, and hobbyists design circuits with specific inductance requirements.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ \frac{1}{L_{total}} = \frac{1}{L_1} + \frac{1}{L_2} + \frac{1}{L_3} + \cdots \]

Where:

\( L_{total} \) — Total inductance (henrys)
\( L_1, L_2, L_3 \) — Individual inductances (henrys)

Explanation: The reciprocal of the total inductance equals the sum of reciprocals of individual inductances in parallel.

3. Importance of Parallel Inductance Calculation

Details: Proper inductance calculation ensures desired circuit behavior in filters, transformers, and energy storage applications.

4. Using the Calculator

Tips: Enter at least two inductor values (three optional). All values must be > 0. The result shows the equivalent parallel inductance.

5. Frequently Asked Questions (FAQ)

Q1: What happens when inductors are in parallel?
A: The total inductance decreases, similar to resistors in parallel, but the calculation is different from capacitors in parallel.

Q2: What's the unit of inductance?
A: The standard unit is the henry (H), but millihenries (mH) and microhenries (μH) are commonly used.

Q3: Does mutual inductance affect the calculation?
A: This calculator assumes no mutual inductance between coils. With mutual inductance, calculations become more complex.

Q4: What if I have more than three inductors?
A: You can chain calculations or modify the formula to include more terms.

Q5: How does this compare to series inductors?
A: Series inductors simply add together (L_total = L1 + L2 + ...), while parallel inductors follow the reciprocal formula.