81CNQ035APBF_10 Datasheet, PDF (4/9 Pages) Vishay Siliconix – Schottky Rectifier New Generation 3 D-61 Package, 2 x 40 A

VS-81CNQ...A PbF Series
Vishay High Power Products
Schottky Rectifier
New Generation 3 D-61 Package, 2 x 40 A
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 - Maximum Allowable Case Temperature vs.
Average Forward Current (Per Leg)
10000
32
D = 0.08
28 ^{D = 0.17}
D = 0.25
24 D = 0.33
D = 0.50
20
16 RMS Limit
DC
12
8
4
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 - Maximum Non-Repetitive Surge Current (Per Leg)
D.U.T.
Current
monitor
L
IRFP460
R_g = 25 Ω
High-speed
switch
Freewheel
diode
+ ^{Vd = 25 V}
40HFL40S02
Fig. 8 - Unclamped Inductive Test Circuit
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4
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Document Number: 94595
Revision: 16-Apr-10