FHS40-PKIT7 Datasheet, PDF (3/5 Pages) LEM – Current Transducer Evaluation PCB

The following figures should be taken into account to avoid overheating:
(T primary track = 115 °C)
Maxi rms current I_PN [A]
0
2
4
5
6
8
Cu 35 µm
T_A [°C]
115
104.7
72.8
48.2
18
NA
∆T [°C]
0
10.3
42.2
66.8
97
NA
Cu 70 µm
T_A [°C]
115
∆T [°C]
0
110.6
4.4
97.1
17.9
86.9
28.1
74.3
40.7
41.8
73.2
Typical primary current for a maximum track
temperature of 115°C (natural convection)
8
70 microns Cu
6
35 microns Cu
4
2
0
25
50
75
100
125
Ambient temperature (°C)
070201/0 KIT N°7
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