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DSF20545SF Datasheet(PDF) 2 Page - Dynex Semiconductor

Part # DSF20545SF
Description  Fast Recovery Diode
PDF  7 Pages
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Manufacturer  DYNEX [Dynex Semiconductor]
Direct Link  http://www.dynexsemi.com
Logo DYNEX - Dynex Semiconductor

DSF20545SF Datasheet(HTML) 2 Page - Dynex Semiconductor

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DSF20545SF
SURGE RATINGS
Conditions
Max.
Units
16
kA
1280 x 103
A
2s
I
2t for fusing
I
2t
Surge (non-repetitive) forward current
I
FSM
Parameter
Symbol
10ms half sine; with 0% V
RRM, Tj = 150
oC
12.8
kA
819.2 X 103
A
2s
I
2t for fusing
I
2t
Surge (non-repetitive) forward current
I
FSM
10ms half sine; with 50% V
RRM, Tj = 150
oC
-kA
-A
2s
I
2t for fusing
I
2t
Surge (non-repetitive) forward current
I
FSM
10ms half sine; with 100% V
RRM, Tj = 150
oC
CURRENT RATINGS
Symbol
Parameter
Conditions
Double Side Cooled
I
F(AV)
Mean forward current
I
F(RMS)
RMS value
I
F
Continuous (direct) forward current
Single Side Cooled (Anode side)
I
F(AV)
Mean forward current
I
F(RMS)
RMS value
I
F
Continuous (direct) forward current
Units
Max.
Half wave resistive load, T
case = 65
oC
1256
A
T
case = 65
oC
1971
A
T
case = 65
oC
1765
A
Half wave resistive load, T
case = 65
oC
995
A
T
case = 65
oC
1552
A
T
case = 65
oC
1335
A
DEFINITION OF K FACTOR AND Q
RA1
0.5x I
RR
I
RR
dI
R/dt
t
1
t
2
τ
Q
RA1 = 0.5x IRR(t1 + t2)
k = t
1/t2



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