Bulletin I27500 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
60 A
70 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
60MT.KB
60 (75)
85 (61)
420
440
870
790
8700
70MT.KB
70 (90)
85 (57)
480
500
1150
1050
11500
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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60-70MT..KB Series
Bulletin I27500 rev. A 05/03
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Voltage
Type number
Code
80
100
60-70MT..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
60MT.KB 70MT.KB Units Conditions
60 (75)
85 (61)
420
440
350
370
70 (90)
85 (57)
480
500
400
420
1150
1050
800
730
11300
0.86
1.08
7.35
6.53
1.55
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
870
790
610
560
A
2
s
t = 10ms
t = 8.3ms
t = 10ms
t = 8.3ms
I
√t
2
Maximum I
√t
for fusing
2
8700
0.85
1.07
8.04
7.08
1.75
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
= 100A, 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
60MT.KC 70MT.KC Units Conditions
-40 to 150
-40 to 150
0.37
2.22
0.40
2.42
0.29
1.75
0.34
2.01
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
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
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.
2
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60-70MT..KB Series
Bulletin I27500 rev. A 05/03
Ordering Information Table
Device Code
7
1
1
-
0
2
MT
3
160
4
K
B
5
Current rating code: 6 = 60 A Avg.
7 = 70 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
60-70MT..KB Series
Bulletin I27500 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
60MT..KB Series
140
130
120
110
100
90
80
70
60
50
0
10
20
30
40
50
60
70
80
Total Output Current (A)
120°
(Rect)
Instantaneous Forward Current (A)
1000
100
T
J
= 25°C
T
J
= 150°C
10
60MT..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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60-70MT..KB Series
Bulletin I27500 rev. A 05/03
250
S
R
t h
/W
K
225
Maximum Total Power Loss (W)
200
175
150
125
100
75
50
25
0
0
60MT..KB Series
T
J
= 150°C
120°
(Rect)
0.
K/
W
W
0.
2
12
A
=
0.
3
0. 5
0
0.
K/
W
5
W
K/
-D
K/
a
elt
0 .7
1K
R
K/W
/W
1.5
K/W
10
20
30
40
50
60
70
80
0
25
50
75
100
125
150
Total Output Current (A)
Maximum Allowable Ambient Temperature (°C)
Fig. 3 - Total Power Loss Characteristics
400
Peak Half Sine Wave Forward Current (A)
350
300
250
200
150
100
1
10
100
Number Of Equal Amplitude Half Cycle Current Pulses (N)
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
450
400
350
300
250
200
150
100
50
0.01
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
Maximum Non Repetitive Surge Current
Versus Pulse Train Duration.
Initial T
J
= 150°C
No Voltage Reapplied
Rated V
RRM
Reapplied
60MT..KB Series
60MT..KB Series
0.1
Pulse Train Duration (s)
1
Fig. 4 - Maximum Non-Repetitive Surge Current
150
140
130
120
110
100
90
80
70
60
50
0
20
40
60
80
100
Total Output Current (A)
120°
(Rect)
Instantaneous Forward Current (A)
Fig. 5 - Maximum Non-Repetitive Surge Current
1000
Maximum Allowable Case Temperature (°C)
70MT..KB Series
100
T
J
= 25°C
10
T = 150°C
J
70MT..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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