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Minco’s General Capabilities
Conductor width nomograph
Example # 1: A current of 1 amp with ½ oz. copper and 30°Ctemperature rise will require a conductor width of 0.040”.Example # 2: A 0.140" wide conductor etched from 1 oz. copper(0.0014") will produce a temperature rise of 10°C at 2.7 amp. 34323028262422 Gauge Equiva l ent (AWG)
1 7.5 1 5.0 1 2.5 1 0.07.56.05.04.03.53.02.52.0 1 0°C
Amperes in 1 .5 1 .00.750.500.370.250. 1 250.062000.00 1 0.0050.0 1 00.0 1 50.0200.0300.0500.0700.
InchesCurrent in Examp l e #1
1 000. 3 Oz/ft (0.0042")2
Width 1 500.2000.2500.3000.3500.4000
Examp l e # 2
Oz/ft (0.0028") Oz/ft (0.0007") 1 Oz/ft (0.00 1 4")½
Conductor 1 5 1 020305070 1 00 1 50200250300350400450500600700
45°C30°C20°C
Cross Section Area in Square Mi l s
Wire
Note: square mil = 6.4516x10^-4 square millimeter 13