Diameter (D) * Millimeters (mm)

Length (L) * Millimeters (mm)

Turns (N) * Turns

D=20mm, L=25mm, N=50 D=10mm, L=15mm, N=30 D=30mm, L=20mm, N=80

— µH

Air-core inductance

Air-Core

D: — mm ℓ: — mm N: —

Core Diameter (D) * Millimeters (mm)

Core Length (ℓ) * Millimeters (mm)

Permeability (µr) * Relative Permeability

Turns (N) * Turns

D=10mm, ℓ=15mm, µr=2000, N=50 D=8mm, ℓ=12mm, µr=1000, N=30

— µH

Ferrite-core inductance

Ferrite-Core

Outer Diameter (OD) * Millimeters (mm)

Inner Diameter (ID) * Millimeters (mm)

Height (H) * Millimeters (mm)

Permeability (µr) * Relative Permeability

Turns (N) * Turns

OD=20, ID=10, H=8, µr=2000, N=50 OD=16, ID=8, H=6, µr=1000, N=30

— µH

Toroidal inductance

Toroidal

Diameter (D) * Millimeters (mm)

Length (ℓ) * Millimeters (mm)

Turns per Layer * Turns

Number of Layers * Layers

D=20mm, ℓ=25mm, 20tpl, 3 layers D=15mm, ℓ=20mm, 15tpl, 2 layers

— µH

Multi-layer inductance

Multi-Layer

D: — mm ℓ: — mm Layers: —