V23990-P760-A50-D2-14 Datasheet, PDF (19/28 Pages) Vincotech – Motor Drives Power Generation

V23990-P760-A50-PM
Input Rectifier Bridge
Figure 1
Typical diode forward current as
a function of forward voltage
I_F= f(V_F)
250
200
150
100
50
0
0
At
t_p =
T_j = T_jmax-25°C
T_j = 25°C
0,5
1
1,5
250
µs
Rectifier diode
Figure 2
Diode transient thermal impedance
as a function of pulse width
Z_thJH = f(t_p)
10¹
10⁰
10^-1
2
2,5 _{V F (V)} 3
10^-2
10^-5
10^-4
10^-3
10^-2
At
D=
R_thJH =
t_p / T
0,55
K/W
Rectifier diode
D = 0,5
0,2
0,1
0,05
0,02
0,01
0,005
0.000
t p (s)
10^-1
10⁰
10¹10
Figure 3
Power dissipation as a
function of heatsink temperature
P_tot = f(T_h)
300
250
200
150
100
50
0
0
50
100
At
T_j =
150
ºC
Rectifier diode
150
200
T h ( ^o C)
Figure 4
Forward current as a
function of heatsink temperature
I_F = f(T_h)
175
150
125
100
75
50
25
0
0
50
100
At
T_j =
150
ºC
Rectifier diode
150
T h ( ^o C)
200
copyright Vincotech
19
Revision: 2