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VS-8TQ060PBF_15 Datasheet, PDF (4/8 Pages) Vishay Siliconix – Schottky Rectifier
www.vishay.com
VS-8TQ...PbF Series, VS-8TQ...-N3 Series
Vishay Semiconductors
180
175
170
DC
165
160
Square wave (D = 0.50)
155 80 % rated VR applied
150
145
See note (1)
140
0
2
4
6
8
10
12
IF(AV) - Average Forward Current (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
7
D = 0.20
6
D = 0.25
D = 0.33
5
D = 0.50
D = 0.75
4
RMS limit
3
2
DC
1
0
0
2
4
6
8
10
12
IF(AV) - Average Forward Current (A)
Fig. 6 - Forward Power Loss Characteristics
1000
At any rated load condition and
with rated VRRM applied
following surge
100
10
100
1000
10 000
tp - Square Wave Pulse Duration (µs)
Fig. 7 - Maximum Non-Repetitive Surge Current
D.U.T.
Current
monitor
L
IRFP460
Rg = 25 Ω
High-speed
switch
Freewheel
diode
+ Vd = 25 V
40HFL40S02
Fig. 8 - Unclamped Inductive Test Circuit
Note
(1) Formula used: TC = TJ - (Pd + PdREV) x RthJC;
Pd = Forward power loss = IF(AV) x VFM at (IF(AV)/D) (see fig. 6);
PdREV = Inverse power loss = VR1 x IR (1 - D); IR at VR1 = 80 % rated VR
Revision: 29-Aug-11
4
Document Number: 94265
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