400CNQ045PBF Vishay Semiconductors, 400CNQ045PBF Datasheet - Page 4

• Manufacturer Part Number: 400CNQ045PBF
• Manufacturer: Vishay Semiconductors

400CNQ045PbF
Vishay High Power Products
Note
(1)
www.vishay.com
4
Formula used: T
Pd = Forward power loss = I
Pd
REV
= Inverse power loss = V
Fig. 5 - Maximum Allowable Case Temperature vs.
0
See note (1)
C
I
F(AV)
Square wave (D = 0.50)
80 % rated V
Average Forward Current (Per Leg)
= T
50
J
- Average Forward Current (A)
- (Pd + Pd
100
F(AV)
R
applied
R1
Current
monitor
REV
x V
150
x I
FM
) x R
R
D.U.T.
(1 - D); I
For technical questions, contact: [e-mail]
at (I
200
DC
thJC
Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg)
F(AV)
;
R
Fig. 8 - Unclamped Inductive Test Circuit
/D) (see fig. 6);
250
at V
10
Schottky Rectifier, 400 A
R1
t
p
- Square Wave Pulse Duration (µs)
300
= 80 % rated V
R
At any rated load condition
and with rated V
following surge
IRFP460
g
= 25 Ω
L
100
R
RRM
Freewheel
applied
40HFL40S02
diode
1000
High-speed
switch
Fig. 6 - Forward Power Loss Characteristics (Per Leg)
0
10 000
I
+
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
F(AV)
V
50
d
- Average Forward Current (A)
= 25 V
100
150
DC
Document Number: 94204
200
Revision: 29-Apr-08
RMS limit
250
300