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30CPQ140PBF_12 Datasheet, PDF (4/7 Pages) Vishay Siliconix – Schottky Rectifier, 2 x 15 A
VS-30CPQ1.0PbF Series, VS-30CPQ1.0-N3 Series
www.vishay.com
Vishay Semiconductors
180
160
DC
140
Square wave (D = 0.50)
80 % Rated VR applied
120 See note (1)
100
0
5
10
15
20
25
IF(AV) - Average Forward Current (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current (Per Leg)
16
D = 0.08
D = 0.17
D = 0.25
12 D = 0.33
D = 0.50
8
4
RMS limit
DC
0
0
5
10
15
20
25
IF(AV) - Average Forward Current (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
tp - Square Wave Pulse Duration (µs)
Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg)
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: 11-Oct-11
4
Document Number: 94186
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