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UGE0421AY4 Datasheet, PDF (11/16 Pages) IXYS Corporation – High Voltage rectifiers Hochspannungs-gleichrichter
UGE 3126 AY4
A
10
9
IF
8
7
T(vj) = 150°C
T(vj) = 25°C
ab
6
5
4
3
2
1
0
0 2 4 6 8 10 12 14 16 18 20 22 2V4
VF
Fig. 1: Forward characteristics
Instantaneous forward current IF as a function of instantaneous forward
voltage drop VF for junction temperature T(vj) = 25°C and T(vj) = 150°C
a = Mean value characteristic
b = Limit value characteristic
100
A
90
IFSM 80
70
60
50
40
a
30
20
b
10
0
10-3
10-2
10-1
100 s 101
t
Fig. 2: Characteristics of maximum permissible current
The curves show the non repetitive peak one cycle surge forward
current IFSM as a function of time t and serve for rating protective
devices.
a = Initial state
b = Initial state
T(vj) = 45°C
T(vj) = 150°C
104
W
PRSM103
102
101
100
3
A
IF(AV)
2
1
6
5
4
3
2
1
IFAV
180°
10-1
10-6
10-5
10-4
10-3 s 10-2
t
Fig. 3: Power loss
Non repetitive peak reverse power loss PRSM as a function of time t,
T(vj) = 150°C
IXYS reserve the right to change limits, test conditions and dimensions.
0
0
30 60 90 120 150°C
TA
Fig. 4: Load diagramm
Mean forward current IF(AV) of one module for a sine half wave for various
cooling modes as a function of the cooling medium temperature Tamb for a
resistive load (horizontal mounting).
Cooling modes
1 = air self cooling
2 = air self cooling
3 = forced air cooling
4 = forced air cooling
5 = oil cooling
6 = oil cooling
without cooling plate
with cooling plate
without cooling plate
with cooling plate
without cooling plate
with cooling plate
11