50SQ Datasheet, PDF (4/5 Pages) International Rectifier – SCHOTTKY RECTIFIER

50SQ... Series
Bulletin PD-2.060 rev. F 03/03
175
R _thJL (DC) = 8.0°C/ W
170
165
160
DC
155
150
= 1/8 inch
145
0
2
4
6
8
Average Forward Current - I _F(AV) (A)
Fig. 5 - Maximum Allowable Case Temperature
Vs. Average Forward Current
10000
3.5
D = 0.08
3 ^{D = 0.17}
D = 0.25
D = 0.33
2.5 _{D = 0.50}
2
DC
1.5 ^RMSLimit
1
0.5
0
012345678
Average Forward Current - I _F(AV) (A)
Fig. 6 - Forward Power Loss Characteristics
At Any Rated Load Condition
And With Rated V_RRM Applied
Following Surge
1000
100
10
100
1000
10000
Square Wave Pulse Duration - t_p (microsec)
Fig. 7 - Maximum Non-Repetitive Surge Current
DUT
CURRENT
MONITOR
L
IRFP460
Rg = 25 ohm
HIGH-SPEED
SWITCH
FREE-WHEEL
DIODE
40HFL40S02
+ ^{Vd = 25 Volt}
Fig. 8 - Unclamped Inductive Test Circuit
4
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