Bulletin I27501 rev. A 05/03
MT..KB SERIES
THREE PHASE BRIDGE
Power Modules
Features
Package fully compatible with the industry standard INT-A-
pak power modules series
High thermal conductivity package, electrically insulated case
Outstanding number of power encapsulated components
Excellent power volume ratio, outline for easy connections to
power transistor and IGBT modules
4000 V
RMS
isolating voltage
UL E78996 approved
90 A
110 A
Description
A range of extremely compact, encapsulated three phase
bridge rectifiers offering efficient and reliable operation.
They are intended for use in general purpose and heavy
duty applications.
Major Ratings and Characteristics
Parameters
I
O
@ T
C
I
FSM
I
2
t
@ 50Hz
@ 60Hz
@ 50Hz
@ 60Hz
I
2
√t
V
RRM
T
STG
T
J
range
range
range
90MT.KB
90 (120)
90 (61)
770
810
3000
2700
30000
110MT.KB
110 (150)
90 (57)
950
1000
4500
4100
45000
Units
A
°C
A
A
A
2
s
A
2
s
A
2
√s
V
°C
°C
800 to 1600
- 40 to 150
- 40 to 150
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90-110MT..KB Series
Bulletin I27501 rev. A 05/03
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Voltage
Type number
Code
80
100
90-110MT..KB
120
140
160
V
RRM
, maximum repetitive
peak reverse voltage
V
800
1000
1200
1400
1600
V
RSM
, maximum non-
repetitive peak rev. voltage
V
900
1100
1300
1500
1700
I
RRM
max.
@ T
J
max.
mA
10
Forward Conduction
Parameter
I
O
I
FSM
Maximum DC output current
@ Case temperature
Maximum peak, one-cycle forward,
non-repetitive surge current
90MT.KB 110MT.KB Units Conditions
90 (120)
90 (61)
770
810
650
680
110 (150)
90 (57)
950
1000
800
840
4500
4100
3200
2900
45000
0.81
0.99
4.37
4.64
1.4
4000
V
V
mΩ
A
√s
2
A
°C
A
120° Rect conduction angle
t = 10ms
t = 8.3ms
t = 10ms
t = 8.3ms
No voltage
reapplied
100% V
RRM
reapplied
No voltage
reapplied
100% V
RRM
reapplied
Initial T
J
= T
J
max.
I
2
t
Maximum I
2
t for fusing
3000
2700
2100
1900
A
2
s
t = 10ms
t = 8.3ms
t = 10ms
t = 8.3ms
I
√t
2
Maximum I
√t
for fusing
2
30000
0.89
1.05
5.11
4.64
1.6
4000
t = 0.1 to 10ms, no voltage reapplied
(16.7% x
π
x I
F(AV)
< I <
π
x I
F(AV)
), @ T
J
max.
(I >
π
x I
F(AV)
), @ T
J
max.
(16.7% x
π
x I
F(AV)
< I <
π
x I
F(AV)
), @ T
J
max.
(I >
π
x I
F(AV)
), @ T
J
max.
I
pk
= 150A, T
J
= 25°C, t
p
= 400µs single junction
T
J
= 25°C, all terminal shorted
f = 50Hz, t = 1s
V
F(TO)1
Low level value of threshold voltage
V
F(TO)2
High level value of threshold voltage
r
f1
r
f2
V
FM
V
INS
Low level value of forward slope resistance
High level value of forward slope resistance
Maximum forward voltage drop
RMS isolation voltage
V
Thermal and Mechanical Specifications
Parameter
T
J
T
stg
R
thJC
Max. junction operating temperature range
Max. storage temperature range
Max. thermal resistance, junction to case
90MT.KB 110MT.KB Units Conditions
-40 to 150
-40 to 150
0.21
1.26
0.25
1.47
0.18
1.07
0.21
1.25
0.03
K/W
°C
°C
K/W
DC operation per module
DC operation per junction
120° Rect condunction angle per module
120° Rect condunction angle per junction
Per module
Mounting surface smooth, flat and greased
A mounting compound is recommended and the
torque should be rechecked after a period of 3
hours to allow for the spread of the compound.
Lubricated threads.
R
thCS
Max. thermal resistance, case to heatsink
T
Mounting torque ± 10%
to heatsink
to terminal
wt
Approximate weight
4 to 6
3 to 4
176
Nm
g
2
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90-110MT..KB Series
Bulletin I27501 rev. A 05/03
Ordering Information Table
Device Code
11
1
1
-
0
2
MT
3
160
4
K
B
5
Current rating code: 9 = 90 A (Avg)
11 = 110 A (Avg)
2
3
4
5
-
-
-
-
Three phase diodes bridge
Essential part number
Voltage code: Code x 10 = V
RRM
(See Voltage Ratings Table)
Generation
II
Outline Table (without optional barriers)
D
A
B
C
E
F
All dimensions in millimeters (inches)
NOTE: To order the Optional Hardware see Bulletin I27900
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3
90-110MT..KB Series
Bulletin I27501 rev. A 05/03
Outline Table (with optional barriers)
D
A
B
C
E
F
All dimensions in millimeters (inches)
Maximum Allowable Case Temperature (°C)
150
140
130
120
110
100
90
80
70
60
50
0
25
50
75
100
125
Total Output Current (A)
120°
(Rect)
90MT..KB Series
Instantaneous Forward Current (A)
1000
100
T
J
= 25°C
T = 150°C
J
10
90MT..KB Series
Per Junction
1
0
1
2
3
4
5
Instantaneous Forward Voltage (V)
Fig. 1 - Current Ratings Characteristics
Fig. 2 - Forward Voltage Drop Characteristics
4
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90-110MT..KB Series
Bulletin I27501 rev. A 05/03
400
Maximum Total Power Loss (W)
350
300
250
200
150
100
50
0
0
20
40
60
80
100
120
0
25
50
75
100
125
150
Total Output Current (A)
Maximum Allowable Ambient Temperature (°C)
120°
(Rect)
90MT..KB Series
T
J
= 150°C
0.
SA
R
th
0.
12
2K
K/
W
=
0
0.
/W
5
W
K/
0.3
K/
-D
W
a
elt
R
0 .5
K /W
0.7
K /W
1 K/W
1.5 K /
W
Fig. 3 - Total Power Loss Characteristics
700
650
600
550
500
450
400
350
300
250
200
1
10
100
Number Of Equal Amplitude Half Cycle Current Pulses (N)
Peak Half Sine Wave Forward Current (A)
Peak Half Sine Wave Forward Current (A)
At Any Rated Load Condition And With
Rated V
RRM
Applied Following Surge.
Initial T
J
= 150°C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
800
750
700
650
600
550
500
450
400
350
300
250
200
150
0.01
Maximum Non Repetitive Surge Current
Versus Pulse Train Duration.
Initial T
J
= 150°C
No Voltage Reapplied
Rated V
RRM
Reapplied
90MT..KB Series
90MT..KB Series
0.1
Pulse Train Duration (s)
1
Fig. 4 - Maximum Non-Repetitive Surge Current
150
110MT..KB Series
140
130
120
110
100
90
80
70
60
50
0
20
40
60
80
100 120 140 160
Total Output Current (A)
120°
(Rect)
Instantaneous Forward Current (A)
Fig. 5 - Maximum Non-Repetitive Surge Current
1000
Maximum Allowable Case Temperature (°C)
100
T
J
= 25°C
T = 150°C
J
10
110MT..KB Series
Per Junction
1
0
1
2
3
4
5
Instantaneous Forward Voltage (V)
Fig. 6 - Current Ratings Characteristics
Fig. 7 - Forward Voltage Drop Characteristics
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