33982B_09 Datasheet, PDF (34/36 Pages) Freescale Semiconductor, Inc – Single Intelligent High-current Self-protected Silicon High Side Switch (2.0 mΩ)

ADDITIONAL DOCUMENTATION
THERMAL ADDENDUM (REV 3.0)
80
70
60
50
40
30
20
x R_θJA11
10
R_θJA22
R_θJA12 = R_θJA21
0
0
300
600
Heat spreading area A [mm²]
Figure 15. Device on Thermal Test Board R_θJA
100
10
1
0.1
1.00E-03
1.00E-02
1.00E-01
x R_θJA11
R_θJA22
R_θJA12 = R_θJA21
1.00E+00 1.00E+01 1.00E+02 1.00E+03 1.00E+04
Time(s)
Figure 16. Transient Thermal Resistance R_θJA (1.0 W Step Response)
Device on Thermal Test Board Area A = 600(mm²)
33982
34
Analog Integrated Circuit Device Data
Freescale Semiconductor