83CNQ080GA Datasheet, PDF (4/9 Pages) International Rectifier – SCHOTTKY RECTIFIER 80 Amp New GenIII D-61 Package

83CNQ...GA, 83CNQ...GASM, 83CNQ...GASL
Preliminary Data Sheet PD-20809 09/04
180
RthJC (DC) = 0.85 ˚C/W
170
160
DC
150
140
0 10 20 30 40 50 60
Average Forward Current - I_F(AV) (A)
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current (Per Leg)
10000
40
D = 0.08
35 ^{D = 0.17}
D = 0.25
30 _{D = 0.33}
D = 0.50
25
20
DC
RMS Limit
15
10
5
0
0 10 20 30 40 50 60
Average Forward Current - I_F(AV) (A)
Fig. 6 - Forward Power Loss Characteristics
(Per Leg)
1000
At Any Rated Load Condition
And With Rated Vrrm Applied
Following Surge
100
10
100
1000
10000
Square Wave Pulse Duration - t_p (microsec)
Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg)
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