40CPQ035PBF Datasheet, PDF (4/6 Pages) Vishay Siliconix – Schottky Rectifier, 2 x 20 A

40CPQ035PbF/40CPQ040PbF/40CPQ045PbF
Vishay High Power Products ^{Schottky Rectifier, 2 x 20 A}
155
150
R_thJC (DC) = 1.25 °C/W
145
140
DC
135
130
0
5
10
15
20
25 30
I_F(AV) - Average Forward Current (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current (Per Leg)
14
D = 0.08
12 ^{D = 0.17}
D = 0.25
10
D = 0.33
D = 0.50
8
RMS limit
6
DC
4
2
0
0
5
10
15
20
25
30
I_F(AV) - Average Forward Current (A)
Fig. 6 - Forward Power Loss Characteristics (Per Leg)
10 000
www.vishay.com
4
1000
At any rated load condition
and with rated V_RRM applied
following surge
100
10
100
1000
10 000
t_p - Square Wave Pulse Duration (µs)
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
For technical questions, contact: [e-mail]
Document Number: 94208
Revision: 13-Aug-08