L042 Datasheet, PDF (3/3 Pages) IXYS Corporation – Half Controlled Single Phase Rectifier Bridge

VHF 36
70
A
60
I_{F 50}
40
30
20
10
typ.
T_VJ = 125°C
T_VJ = 25°C
max.
300
A ^{50Hz, 80% VRRM}
250
I_FSM
200
T_VJ = 45°C
150
100
T_VJ = 125°C
50
0
0.0
0.5
1.0
1.5 V 2.0
V_F
Fig. 3 Forward current versus voltage
drop per diode
120
W
100
P_tot
80
60
40
0
0.001
0.01
0.1 s 1
t
Fig. 4 Surge overload current
R_thHA :
0.5 K/W
1.0 K/W
1.5 K/W
2.0 K/W
3.0 K/W
4.0 K/W
6.0 K/W
20
10³
A²s ^{VR = 0 V}
I²t
T_VJ = 45°C
T_VJ = 125°C
10²
10¹
1
2 3 4 5 6 7 8ms910
t
Fig. 5 I²t versus time per diode
50
A
40
I_d(AV)M
30
20
10
0
0
10
20
30
40 A 0 20 40 60 80 100 120 °1C40
I_F(AV)M
T_amb
Fig. 6 Power dissipation versus direct output current and ambient temperature
2.0
0
0 20 40 60 80 100 120 °C
T_H
Fig. 7 Max. forward current versus
heatsink temperature
K/W
1.5
Z_thJH
1.0
Constants for Z calculation:
thJH
i
0.5
1
2
3
4
0.0
0.001
0.01
0.1
1
s
10
t
Fig. 8 Transient thermal impedance junction to heatsink
R (K/W)
thi
0.005
0.2
0.875
0.47
t (s)
i
0.008
0.05
0.06
0.25
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