FHS40-PKIT9 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
10.0
20.0
30.0
40.0
50.0
Cu 35 µm
T_A [°C]
115
∆T [°C]
0
106.8
8.2
81.9
33.1
39.6
75.4
NA
NA
NA
NA
T_A [°C]
115.0
111.3
100.1
81.3
54.6
20.7
Cu 70 µm
∆T [°C]
0
3.7
14.9
33.7
60.4
94.3
Typical primary current for a maximum track
temperature of 115°C (natural convection)
50
70 microns Cu
40
35 microns Cu
30
20
10
0
25
50
75
100
Ambient temperature (°C)
125
070206/0 KIT N°9
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