V23990-P718-*-PM
Brake Inverse Diode
Figure 1
Brake inverse diode
Figure 2
Brake inverse diode
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
20
15
10
D = 0,5
0,2
0,1
5
0,05
0,02
0,01
0,005
0.000
Tj = Tjmax-25°C
Tj = 25°C
0
0
1
2
3
4
VF (V)
10-5
10-4
10-3
10-2
10-1
100
1011
t p (s)
At
At
tp =
250
ꢀs
D =
tp / T
3,22
RthJH
=
K/W
Figure 3
Power dissipation as a
Brake inverse diode
Figure 4
Forward current as a
Brake inverse diode
function of heatsink temperature
function of heatsink temperature
Ptot = f(Th)
IF = f(Th)
50
40
30
20
10
0
8
6
4
2
0
Th
(
o C)
Th (
o C)
0
30
60
90
120
150
0
30
60
90
120
150
At
At
Tj =
Tj =
150
ºC
150
ºC
copyright Vincotech
9
Revision: 3
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