Datasheet

MBR6045WT
4
PD -20725 01/2000
Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg)
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current (Per Leg)
Fig. 8 - Unclamped Inductive Test Circuit
Fig. 6 - Forward Power Loss Characteristics
(Per Leg)
FR EE-W HEEL
D IO DE
40HFL40S02
C URRENT
MONITOR
HIGH-SPEED
SW ITC H
IRFP460
L
DUT
Rg = 25 ohm
Vd = 25 Volt
+
(2) Formula used: T
C
= T
J
- (Pd + Pd
REV
) x R
thJC
;
Pd = Forward Power Loss = I
F(AV)
x V
FM
@ (I
F(AV)
/ D) (see Fig. 6);
Pd
REV
= Inverse Power Loss = V
R1
x I
R
(1 - D); I
R
@ V
R1
= 100% rated V
R
0
5
10
15
20
25
30
0 5 10 15 20 25 30 35 40 45
DC
Average Power Loss - (Watts)
F(AV)
RMS Lim it
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
Av erag e Fo rw ard Curren t - I (A )
100
1000
10000
10 100 1000 10000
FSM
Non-Repe titive Surge C urren t - I (A )
p
At Any Rated Load Condition
A nd W ith Rate d V Applie d
F o llo w in g S u rg e
RRM
Squa re W av e P ulse D ura tio n - t (m ic rose c )
100
110
120
130
140
150
0 5 10 15 20 25 30 35 40 45
DC
A l lo w a bl e C a se T e m p er a tu r e - ( °C)
F(AV)
see note (2)
A ve rage Fo rwa rd C urrent - I (A)
Square w ave (D = 0.50)
100% Rated V applied
R