Typical Characteristics
40
35
30
25
20
15
10
TJ = 175oC
5
TJ = 25oC
0
0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
VSD, SOURCE TO DRAIN VOLTAGE (V)
Figure 7. Source to Drain Diode Forward Voltage
20
100
10
OPERATION IN THIS AREA
LIMITED BY RDS(ON)
1
100µs
1ms
10ms
DC
TC = 25oC
0.1
1
10
100
1000
VDS, DRAIN TO SOURCE VOLTAGE (V)
Figure 8. Maximum Safe Operating Area
15
10
5
2.0
1.0
0.50
0.20
0.1
0.10
0.05
0.02
0.01
0.01
10-5
0
25
50
75
100
125
150
175
TC, CASE TEMPERATURE (°C)
Figure 9. Maximum Drain Current vs Case Temperature
SINGLE PULSE
10-4
10-3
t1
PD
t2
DUTY FACTOR, D = t1 / t2
PEAK TJ = (PD X ZθJC X RθJC) + TC
10-2
10-1
100
t1, RECTANGULAR PULSE DURATION (s)
Figure 10. Normalized Maximum Transient Thermal Impedance
©2002 Fairchild Semiconductor Corporation
FDH20N40 / FDP20N40 Rev. A