Current (I) * Amperes (A)

Trace Width * Millimeters (mm)

Trace Length * Millimeters (mm)

Copper Weight * Ounces per square foot

Ambient Temperature Degrees Celsius (°C)

1A, 1.6mm, 10mm, 1oz 2A, 1.6mm, 10mm, 1oz 0.5A, 0.8mm, 10mm, 1oz

— °C

Temperature rise

Trace Thermal

Ambient: —°C Trace: —°C Rise: —°C

Power Dissipation * Watts (W)

Via Diameter * Millimeters (mm)

Via Length (Board Thickness) * Millimeters (mm)

Copper Weight Ounces per square foot

Number of Vias Count

Ambient Temperature Degrees Celsius (°C)

1W, 0.3mm via, 1.6mm board 2W, 0.3mm via, 4 vias 1W, 0.5mm via, 2oz copper

— °C/W

Thermal resistance

Via Thermal

Thermal resistance: — °C/W · Temperature rise: —°C