FQD45N03L 查看數據表（PDF） - Fairchild Semiconductor
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FQD45N03L Datasheet PDF : 11 Pages
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Typical Characteristic TC = 25°C unless otherwise noted
1.2
25
1.0
20
VGS = 10V
0.8
15
VGS = 5V
0.6
10
0.4
5
0.2
0
0
25
50
75
100
125
150
TA, AMBIENT TEMPERATURE (oC)
Figure 1. Normalized Power Dissipation vs
Ambient Temperature
0
25
50
75
100
125
150
TC, CASE TEMPERATURE (oC)
Figure 2. Maximum Continuous Drain Current vs
Case Temperature
2
DUTY CYCLE - DESCENDING ORDER
1 0.5
0.2
0.1
0.05
0.02
0.01
PDM
0.1
0.01
10-5
SINGLE PULSE
t1
t2
NOTES:
DUTY FACTOR: D = t1/t2
PEAK TJ = PDM x ZθJC x RθJC + TC
10-4
10-3
10-2
10-1
100
101
t, RECTANGULAR PULSE DURATION (s)
Figure 3. Normalized Maximum Transient Thermal Impedance
500
VGS = 10V
100
VGS = 5V
TRANSCONDUCTANCE
MAY LIMIT CURRENT
IN THIS REGION
TC = 25oC
FOR TEMPERATURES
ABOVE 25oC DERATE PEAK
CURRENT AS FOLLOWS:
I = I25
150 - TC
125
10
10-5
10-4
10-3
10-2
10-1
t, PULSE WIDTH (s)
Figure 4. Peak Current Capability
©2004 Fairchild Semiconductor Corporation
100
101
FQD45N03L Rev. B1
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