FDD6782A 查看數據表（PDF） - Fairchild Semiconductor
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FDD6782A Datasheet PDF : 6 Pages
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Typical Characteristics TJ = 25 °C unless otherwise noted
2
1
0.1
0.02
10-5
DUTY CYCLE-DESCENDING ORDER
D = 0.5
0.2
0.1
0.05
0.02
0.01
SINGLE PULSE
RθJC = 4.8 oC/W
PDM
t1
t2
NOTES:
DUTY FACTOR: D = t1/t2
PEAK TJ = PDM x ZθJC x RθJC + TC
10-4
10-3
10-2
10-1
t, RECTANGULAR PULSE DURATION (sec)
Figure 13. Transient Thermal Response Curve
2
1
0.1
0.01
0.001
10-4
DUTY CYCLE-DESCENDING ORDER
D = 0.5
0.2
0.1
0.05
0.02
0.01
SINGLE PULSE
RθJA = 96 oC/W
(Note 1b)
PDM
t1
t2
NOTES:
DUTY FACTOR: D = t1/t2
PEAK TJ = PDM x ZθJA x RθJA + TA
10-3
10-2
10-1
100
101
100
t, RECTANGULAR PULSE DURATION (sec)
Figure 14. Transient Thermal Response Curve
1
1000
©2009 Fairchild Semiconductor Corporation
5
FDD6782A Rev.C
www.fairchildsemi.com
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