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FDS5682 View Datasheet(PDF) - Fairchild Semiconductor

Part Name
Description
Manufacturer
FDS5682 Datasheet PDF : 12 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
Typical Characteristics TA = 25°C unless otherwise noted
1.2
8
1.0
6
0.8
VGS = 10V
0.6
4
VGS = 4.5V
0.4
0.2
0
0
25
50
75
100
125
150
TA, AMBIENT TEMPERATURE (oC)
Figure 1. Normalized Power Dissipation vs
Ambient Temperature
2
RθJA=50oC/W
0
25
50
75
100
125
150
TA, AMBIENT TEMPERATURE (oC)
Figure 2. Maximum Continuous Drain Current vs
Ambient Temperature
2
DUTY CYCLE - DESCENDING ORDER
1
0.5
0.2
0.1
0.05
0.02
0.01
RθJA=50oC/W
0.1
0.01
10-5
PDM
SINGLE PULSE
t1
t2
NOTES:
DUTY FACTOR: D = t1/t2
PEAK TJ = PDM x ZθJA x RθJA + TA
10-4
10-3
10-2
10-1
100
101
102
103
t, RECTANGULAR PULSE DURATION (s)
Figure 3. Normalized Maximum Transient Thermal Impedance
1000
TRANSCONDUCTANCE
MAY LIMIT CURRENT
IN THIS REGION
100
VGS = 4.5V
TA = 25oC
FOR TEMPERATURES
ABOVE 25oC DERATE PEAK
CURRENT AS FOLLOWS:
I = I25
150 - TA
125
10
5
10-5
10-4
10-3
10-2
10-1
100
101
102
103
t, PULSE WIDTH (s)
Figure 4. Peak Current Capability
FDS5682 Rev. A
4
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