FDP8880 데이터 시트보기 (PDF) - Fairchild Semiconductor
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FDP8880 Datasheet PDF : 11 Pages
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Typical Characteristics TC = 25°C unless otherwise noted
1.2
60
1.0
0.8
40
0.6
0.4
20
0.2
0
0
25
50
75
100
125 150 175
TC , CASE TEMPERATURE (oC)
Figure 1. Normalized Power Dissipation vs Case
Temperature
0
25
50
75
100
125
150
175
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
10-4
t1
t2
NOTES:
DUTY FACTOR: D = t1/t2
PEAK TJ = PDM x ZθJC x RθJC + TC
10-3
10-2
10-1
100
101
t, RECTANGULAR PULSE DURATION (s)
Figure 3. Normalized Maximum Transient Thermal Impedance
600
VGS = 4.5V
100
TRANSCONDUCTANCE
MAY LIMIT CURRENT
IN THIS REGION
VGS = 10V
TC = 25oC
FOR TEMPERATURES
ABOVE 25oC DERATE PEAK
CURRENT AS FOLLOWS:
I = I25
175 - TC
150
50
10-5
10-4
10-3
10-2
10-1
100
101
t, PULSE WIDTH (s)
Figure 4. Peak Current Capability
©2005 Fairchild Semiconductor Corporation
4
FDP8880 / FDB8880 Rev. A
www.fairchildsemicom
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