參數(shù)資料
型號(hào): 400DMQ045
廠商: International Rectifier
英文描述: SCHOTTKY RECTIFIER
中文描述: 肖特基整流器
文件頁(yè)數(shù): 4/5頁(yè)
文件大?。?/td> 67K
代理商: 400DMQ045
400DMQ... Series
4
Bulletin PD-20736 rev. B 10/02
www.irf.com
Fig.8-Unclamped Inductive Test Circuit
FREE-WHEEL
DIODE
40HFL40S02
CURRENT
MONITOR
HIGH-SPEED
SWITCH
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
= 80% rated V
R
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current
Fig. 6 - Forward Power Loss Characteristics
AverageForwardCurrent-I
F(AV)
(A)
AverageForwardCurrent-I
F(AV)
(A)
SquareWavePulseDuration-t
p
(microsec)
Fig. 7 - Max. Non-Repetitive Surge Current
Allowable
Case
Temperature
(°C)
Average
Power
Loss
(Watts)
Non-Repetitive
Surge
Current
-I
FSM
(A)
0
100
200
300
400
500
0
100
200
300
400
500
600
DC
RMS Limit
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
1000
10000
100000
10
100
1000
10000
At Any Rated Load Condition
And With Rated V
Applied
Following Surge
RRM
0
30
60
90
120
150
180
0
200
400
600
DC
see note (2)
Square wave (D = 0.50)
80% Rated V applied
R
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