RATING AND CHARACTERISTIC CURVES (DLM4148 AND DLM4448)
REF: DLM4148
A
100
I
FRM
5
3
2
10
5
3
2
1
5
3
2
2
10
-5
Admissible repetitive peak forward current versus pulse duration
I
v=tp /T T=l /fp
tp
I
FRM
t
T
v=0
0.1
0.2
0.5
5
10
-4
2
5
10
-3
2
5
10
-2
2
tp
5
10
-1
2
5
1
2
5
10
S
mA
10
3
Forward characteristics
10
4
5
Dynamic forward resistance
Ω
versus forward current
Tj=25
o
C
f=1kHz
IF
10
2
Rf
10
3
2
5
10
10
2
1
10
10
-1
10
-2
0
Tj=100 C~Tj=25 C
V
1
VF
mW
1000
900
Ptot
800
700
600
500
400
100
200
100
0
0
100
Tamb
200
o
o
o
2
5
2
5
2
1
2
10
-2
10
-1
1
10
IF
10
2
mA
Admissible power dissipation
versus ambient temperaturs
Ctot(VR)
Ctot(OV)
1.0
1.1
Relative capacitance
versus reverse voltage
Tj=25
o
C
f=1kHz
0.9
0.8
0.7
C
0
2
4
6
8
VR
10
V
DC COMPONENTS CO., LTD.
R