AN1451 Datasheet, PDF (37/43 Pages) STMicroelectronics – L6208 FULLY INTEGRATED TWO PHASE

Figure 40. EVAL6208N Bottom Layer Layout.
AN1451 APPLICATION NOTE
Short
SENSE path
Figure 41. EVAL6208N Thermal impedance Junction to Ambient and pulsed Thermal impedance
Junction to Ambient.
40
35
30
25
Z_{th J-A}
[ºC/W] ²⁰
15
10
5
0
1^.10 ³ 0.01 0.1
Z_{th J-A}
1
10
time [s]
Pulsed Z_{th J-A}
40
35
30
25
Z_{th J-A}
[ºC/W] ²⁰
15
10
5
DC=50%
DC=25%
DC=10%
DC=5%
0
100 1^.10³ 1^.10⁴
1 ^.10 ³ 0.01
0.1
1
10
time [s]
100 1 ^.10³ 1 ^.10⁴
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