V23990-K428-A40-PM
D8,D9,D10,D11,D12,D13
Figure 1
D8,D9,D10,D11,D12,D13
Figure 2
D8,D9,D10,D11,D12,D13
Typical diode forward current as
a function of forward voltage
IF= f(VF)
Diode transient thermal impedance
as a function of pulse width
ZthJH = f(tp)
101
100
10-1
10-2
150
120
90
60
30
0
D = 0,5
0,2
0,1
0,05
0,02
0,01
0,005
0.000
0
0,3
0,6
0,9
1,2
1,5
1,8
VF (V)
t p (s)
10-5
10-4
10-3
10-2
10-1
100
101
1
At
At
tp / T
0,9
D =
Tj =
tp =
25/125
250
°C
RthJH
=
ꢁs
K/W
Figure 3
Power dissipation as a
D8,D9,D10,D11,D12,D13
Figure 4
Forward current as a
D8,D9,D10,D11,D12,D13
function of heatsink temperature
function of heatsink temperature
Ptot = f(Th)
IF = f(Th)
180
150
120
90
80
60
40
20
0
60
30
0
T h
(
o C)
T h (
o C)
0
50
100
150
200
0
50
100
150
200
At
At
Tj =
Tj =
150
ºC
150
ºC
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11
Revision: 4.1