VS-18TQ0HN3 Datasheet, PDF (4/7 Pages) Vishay Siliconix – High Performance Schottky Rectifier, 18 A

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180
18TQ
175
R_thJC (DC) = 1.50 °C/W
170
165
DC
160
155
150
0
4
8 12 16 20 24 28
I_F(AV) - Average Forward Current (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
10 000
VS-18TQ0..HN3 Series
Vishay Semiconductors
15
D = 0.08
D = 0.17
D = 0.25
D = 0.33
10 ^{D = 0.50}
RMS Limit
5
DC
0
0
4
8 12 16 20 24 28
I_F(AV) - Average Forward Current (A)
Fig. 6 - Forward Power Loss Characteristics
1000
100
10
At any rated load condition and
with rated V_RRM applied
following surge
100
1000
10 000
t_p - Square Wave Pulse Duration (µs)
Fig. 7 - Maximum Non-Repetitive Surge Current
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
Revision: 05-Mar-14
4
Document Number: 94958
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