1 - 2
© 2003 IXYS All rights reserved
UGE 3126 AY4
IXYS reserve the right to change limits, test conditions and dimensions.
0329
Symbol Conditions Ratings
IF(RMS) 5A
IF(AV)M air self cooling, Tamb = 45°C
- without cooling plate 0.8 A
- with colling plate 1.0 A
forced air cooling:
v = 3 m/s, Tamb = 35°C
- without cooling plate 1.4 A
- with cooling plate 1.7 A
oil cooling, Tamb = 35°C
- without cooling plate 2.0 A
- with cooling plate 2.0 A
PRSM T(vj) = 150°C; tp = 10 µs 1.6 kW
IFSM non repetitive, 50 c/s (for 60 c/s add 10%)
T(vj) = 45°C; tp = 10 ms 70 A
T(vj) = 150°C; tp = 10 ms 60 A
Tamb -40...+150 °C
Tstg -40...+150 °C
T(vj) 150 °C
Weight 127 g
Symbol Conditions Characteristic Values
IRT(vj) = 150°C; VR = VRRM ≤ 1 mA
VFIF=3 A 18 V
T(vj) = 25°C
VTO T(vj) = 150°C 12 V
rTT(vj) = 150°C 1.8 Ω
af = 50Hz 5 x 9,81 m/s2
Md8Nm
High Voltage Rectifiers
VRRM Standard Power Designation
V Types
24000 UGE 3126 AY4 Si-E 9000 / 4000-0.7
VRRM = 24000 V
IF(AV)M = 2.0 A
Dimensions in mm (1 mm = 0.0394")
Data according to IEC 60747-2
Anode
Cathode
Features
•Hermetically sealed Epoxy
•Use in oil
•Avalanche characteristics
Applications
•X-Ray equipment
•Electrostatic dust precipitators
•Electronic beam welding
•Lasers
•Cable test equipment
Advantages
•Simple mounting
•Improved temperature and power
cycling
•Reduced protection circuits
•Series and parallel operation
2 - 2
© 2003 IXYS All rights reserved
UGE 3126 AY4
IXYS reserve the right to change limits, test conditions and dimensions.
0329
0 30 60 90 120 150
0
1
2
3
°C
TA
A
IF(AV)
10-3 10-2 10-1 100101
0
10
20
30
40
50
60
70
80
90
100
s
t
A
IFSM
0 2 4 6 8 10 12 14 16 18 20 22 24
0
1
2
3
4
5
6
7
8
9
10
V
VF
A
IF
10-6 10-5 10-4 10-3 10-2
10-1
100
101
102
103
104
s
t
W
PRSM
T(vj) =150°C
T(vj) = 25°C
ab
b
a
180°
IFAV
6
4
3
1
2
5
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
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 T(vj) = 45°C
b = Initial state T(vj) = 150°C
Fig. 3: Power loss
Non repetitive peak reverse power loss PRSM as a function of time
t
,
T(vj) = 150°C
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 without cooling plate
2 = air self cooling with cooling plate
3 = forced air cooling without cooling plate
4 = forced air cooling with cooling plate
5 = oil cooling without cooling plate
6 = oil cooling with cooling plate
