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FDMS3622S Datasheet, PDF (9/12 Pages) Fairchild Semiconductor – PowerTrench® Power Stage 25V Asymmetric Dual N-Channel MOSFET
Typical Characteristics (Q2 N-Channel) TJ = 25 °C unless otherwise noted
2
1
DUTY CYCLE-DESCENDING ORDER
0.1
0.01
D = 0.5
0.2
0.1
0.05
0.02
0.01
0.001
0.0001
10-4
PDM
SINGLE PULSE
RθJA = 120 oC/W
(Note 1b)
t1
t2
NOTES:
DUTY FACTOR: D = t1/t2
PEAK TJ = PDM x ZθJA x RθJA + TA
10-3
10-2
10-1
1
10
100
t, RECTANGULAR PULSE DURATION (sec)
Figure 26. Junction-to-Ambient Transient Thermal Response Curve
1000
©2011 Fairchild Semiconductor Corporation
9
FDMS3622S Rev.C2
www.fairchildsemi.com