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UGE 1112 AY4
High Voltage Rectifiers VRRM = 8000 V IF(AV)M = 4.2 A
VRRM V 8000
Standard Types UGE 1112 AY4
Power Designation
Anode
Si-E 3000 / 1300-2.5
Cathode
Symbol IF(RMS) IF(AV)M
Conditions air self cooling, Tamb = 45C - without cooling plate - with colling plate
Ratings 7 2.0 2.5 A A A
Features Hermetically sealed Epoxy Use in oil Avalanche characteristics

forced air cooling: v = 3 m/s, Tamb = 35C - without cooling plate - with cooling plate oil cooling, Tamb = 35C - without cooling plate - with cooling plate tp = 10 s
3.2 4.1 4.2 4.2 2.5 120 100 -40...+150 -40...+150 150 122
A A A A kW A A C C C g
Applications X-Ray equipment Electrostatic dust precipitators Electronic beam welding Lasers Cable test equipment

PRSM IFSM
T(vj) = 150C;
non repetitive, 50 c/s (for 60 c/s add 10%) T(vj) = 45C; tp = 10 ms T(vj) = 150C; tp = 10 ms

Advantages Simple mounting Improved temperature and power cycling Reduced protection circuits Series and parallel operation
Tamb Tstg T(vj) Weight Symbol IR VF VTO rT a Md Conditions T(vj) = 150C; IF = T(vj) = 7A 25C VR = VRRM
Dimensions in mm (1 mm = 0.0394")
Characteristic Values 1 6.25 4.25 0.215 5 x 9,81 8 mA V V m m/s2 Nm
T(vj) = 150C T(vj) = 150C f = 50Hz
Data according to IEC 60747-2 IXYS reserve the right to change limits, test conditions and dimensions.
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(c) 2003 IXYS All rights reserved
UGE 1112 AY4
10 A IF 8
a
b
IFSM 100 A 120
T(vj) = 150C
6
80
T(vj) = 25C
60
4
40
a b
2
20
0 3,0 3,5 4,0 4,5 5,0 5,5 6,0 6,5 V VF
Fig. 1: Forward characteristics Instantaneous forward current IF as a function of instantaneous forward voltage drop VF for junction temperature T(vj) = 25C and T(vj) = 150C a = Mean value characteristic b = Limit value characteristic
0 10-3
10-2
10-1
100 s t
101
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) = 45C b = Initial state T(vj) = 150C
104
W PRSM
5 A IF(AV) 4
IFAV 180 4
5+6
F6
103
3
3 2
2
1
102
1
101 10-6
0
10-5
10-4
10-3 s t
10-2
0
30
60
90 TA
120
150C
Fig. 3: Power loss Non repetitive peak reverse power loss PRSM as a function of time t, T(vj) = 150C
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 with without with without with
cooling plate cooling plate cooling plate cooling plate cooling plate cooling plate
(c) 2003 IXYS All rights reserved
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