70-W224NIA400SH-M400P Datasheet, PDF (21/32 Pages) Vincotech – Snubber diode for optional asymmetrical inductance

70-W224NIA400SH-M400P
datasheet
Boost Inverse Diode D1,D4
Figure 25
Boost Inverse Diode D1,D4
Typical FWD forward current as
a function of forward voltage
I_F = f(V_F)
1000
Figure 26
Boost Inverse Diode D1,D4
FWD transient thermal impedance
as a function of pulse width
Z_thJH = f(t_p)
10⁰
800
10^-1
600
400
200
0
0
At
t_p =
T_j = T_jmax-25°C
1
T_j = 25°C
2
250
µs
10^-2
3
V F (V)
4
10^-3
10^-5
10^-4
10^-3
10^-2
At
D=
R_thJH =
tp / T
0,108
K/W
D = 0,5
0,2
0,1
0,05
0,02
0,01
0,005
0.000
10^-1
10⁰
t p (s)
10¹10
Figure 27
Boost Inverse Diode D1,D4
Power dissipation as a
function of heatsink temperature
P_tot = f(T_h)
2000
1600
1200
800
400
0
0
50
100
At
T_j =
175
ºC
150
Th ( ^o C)
200
Figure 28
Boost Inverse Diode D1,D4
Forward current as a
function of heatsink temperature
I_F = f(T_h)
450
400
350
300
250
200
150
100
50
0
0
50
100
At
T_j =
175
ºC
150
Th ( ^o C) ²⁰⁰
copyright Vincotech
21
14 Jul 2015 / Revision 4