FDS8880 View Datasheet(PDF) - Fairchild Semiconductor
Part Name
Description
Manufacturer
FDS8880 Datasheet PDF : 12 Pages
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Typical Characteristics TJ = 25°C unless otherwise noted
1.2
12
1.0
10
VGS = 10V
0.8
8
VGS = 4.5V
0.6
6
0.4
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
1
0.1
0.01
0.001
0.0005
10-4
DUTY CYCLE-DESCENDING ORDER
D = 0.5
0.2
0.1
0.05
0.02
0.01
PDM
SINGLE PULSE
RθJA = 125oC/W
t1
t2
NOTES:
DUTY FACTOR: D = t1/t2
PEAK TJ = PDM x ZθJA x RθJA + TA
10-3
10-2
10-1
100
101
102
103
t, RECTANGULAR PULSE DURATION (s)
Figure 3. Normalized Maximum Transient Thermal Impedance
2000
1000
100
VGS = 10V
SINGLE PULSE
RθJA = 125oC/W
TA = 25oC
10
1
0.5
10-4
10-3
10-2
10-1
100
101
102
103
t, PULSE WIDTH (s)
Figure 4. Single Pulse Maximum Power Dissipation
©2007 Fairchild Semiconductor Corporation
4
FDS8880 Rev. B
www.fairchildsemi.com
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