Datasheet

L5150CJ / L5150CS Package and PCB thermal data
Doc ID 15542 Rev. 15 23/34
Figure 32. SO-8 thermal impedance junction ambient single pulse
Equation 5: pulse calculation formula
where δ = t
P
/T
Figure 33. Thermal fitting model of V
reg
in in SO-8
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7LPHV
=7+&:
&X FP
&X IRRWSULQW
*$3*&)7
Z
THδ
R
TH
δ⋅ Z
THtp
1 δ–()+=
*$3*&)7