FDMS86540 Fairchild Semiconductor, FDMS86540 Datasheet - Page 5

• Manufacturer Part Number: FDMS86540
• Description: This N-Channel MOSFET has been designed specifically to improve the overall efficiency and to minimize switch node ringing of DC/DC converters using either synchronous or conventional switching PWM controllers
• Manufacturer: Fairchild Semiconductor

©2011 Fairchild Semiconductor Corporation
FDMS86540 Rev. C
Typical Characteristics
0.001
0.01
0.1
2
1
10
-3
DUTY CYCLE-DESCENDING ORDER
D = 0.5
0.2
0.1
0.05
0.02
0.01
Figure 13. Junction-to-Ambient Transient Thermal Response Curve
10
-2
T
J
= 25 °C unless otherwise noted
SINGLE PULSE
R
θ
10
JA
-1
= 125
t, RECTANGULAR PULSE DURATION (sec)
o
C/W
5
1
10
NOTES:
DUTY FACTOR: D = t
PEAK T
J
= P
DM
x Z
P
θJA
100
DM
1
/t
x R
2
θJA
t
1
+ T
t
2
A
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1000