81CNQ035A Datasheet, PDF (5/7 Pages) InterFET Corporation – SCHOTTKY RECTIFIER New GenIII D-61 Package

81CNQ...A Series
Schottky Rectifier _{Vishay High Power Products}
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)
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)
10000
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
Document Number: 93400
Revision: 19-Aug-08
For technical questions, contact: [e-mail]
www.vishay.com
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