Parameters 90MT.KB 110MT.KB Units
I
O
90 (120)
110 (150)
A
@ T
C
90 (61)
90 (57)
C
I
FSM
@ 50Hz
770
950
A
@ 60Hz
810
1000
A
I
2
t
@ 50Hz
3000
4500
A
2
s
@ 60Hz
2700
4100
A
2
s
I
2
t
30000
45000
A
2
s
V
RRM
range
800 to 1600
V
T
STG
range
- 40 to 150
C
T
J
range
- 40 to 150
C
Major Ratings and Characteristics
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
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.
www.irf.com
90 A
110 A
THREE PHASE BRIDGE
Bulletin I27501 rev. A 05/03
1
MT..KB SERIES
Power Modules
90-110MT..KB Series
2
Bulletin I27501 rev. A 05/03
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ELECTRICAL SPECIFICATIONS
Voltage Ratings
Voltage
V
RRM
, maximum repetitive
V
RSM
, maximum non-
I
RRM
max.
Type number
Code
peak reverse voltage
repetitive peak rev. voltage
@ T
J
max.
V
V
mA
80
800
900
100
1000
1100
90-110MT..KB 120 1200 1300 10
140
1400
1500
160
1600
1700
I
O
Maximum DC output current
90 (120)
110 (150)
A
120 Rect conduction angle
@ Case temperature
90 (61)
90 (57)
C
I
FSM
Maximum peak, one-cycle forward,
770
950
A
t = 10ms
No voltage
non-repetitive surge current
810
1000
t = 8.3ms
reapplied
650
800
t = 10ms
100% V
RRM
680
840
t = 8.3ms
reapplied
Initial T
J
= T
J
max.
I
2
t
Maximum I
2
t for fusing
3000
4500
A
2
s
t = 10ms
No voltage
2700
4100
t = 8.3ms
reapplied
2100
3200
t = 10ms
100% V
RRM
1900
2900
t = 8.3ms
reapplied
I
2
t
Maximum I
2
t for fusing
30000
45000
A
2
s
t = 0.1 to 10ms, no voltage reapplied
V
F(TO)1
Low level value of threshold voltage
0.89
0.81
V
(16.7% x
x I
F(AV)
< I <
x I
F(AV)
), @ T
J
max.
V
F(TO)2
High level value of threshold voltage
1.05
0.99
(I >
x I
F(AV)
), @ T
J
max.
r
f1
Low level value of forward slope resistance
5.11
4.37
m
(16.7% x
x I
F(AV)
< I <
x I
F(AV)
), @ T
J
max.
r
f2
High level value of forward slope resistance
4.64
4.64
(I >
x I
F(AV)
), @ T
J
max.
V
FM
Maximum forward voltage drop
1.6
1.4
V
I
pk
= 150A, T
J
= 25C, t
p
= 400s single junction
V
INS
RMS isolation voltage
4000
4000
V
T
J
= 25C, all terminal shorted
f = 50Hz, t = 1s
Parameter 90MT.KB 110MT.KB Units Conditions
Forward Conduction
Thermal and Mechanical Specifications
T
J
Max. junction operating temperature range
-40 to 150
C
T
stg
Max. storage temperature range
-40 to 150
C
R
thJC
Max. thermal resistance, junction to case
0.21
0.18
K/W
DC operation per module
1.26
1.07
DC operation per junction
0.25
0.21
120 Rect condunction angle per module
1.47
1.25
120 Rect condunction angle per junction
R
thCS
Max. thermal resistance, case to heatsink
0.03
K/W
Per module
Mounting surface smooth, flat and greased
T
Mounting torque 10%
to heatsink
4 to 6
Nm
to terminal
3 to 4
wt
Approximate weight
176
g
Parameter 90MT.KB 110MT.KB Units Conditions
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.
90-110MT..KB Series
3
Bulletin I27501 rev. A 05/03
www.irf.com
11 0 MT 160 K B
1
2
3
1
-
Current rating code: 9 = 90 A (Avg)
11 = 110 A (Avg)
2
-
Three phase diodes bridge
3
-
Essential part number
4
-
Voltage code: Code x 10 = V
RRM
(See Voltage Ratings Table)
5
- Generation
II
4
Device Code
Ordering Information Table
5
Outline Table (without optional barriers)
All dimensions in millimeters (inches)
A
B
C
D
E
F
NOTE: To order the Optional Hardware see Bulletin I27900
90-110MT..KB Series
4
Bulletin I27501 rev. A 05/03
www.irf.com
Outline Table (with optional barriers)
All dimensions in millimeters (inches)
A
B
C
D
E
F
Fig. 2 - Forward Voltage Drop Characteristics
Fig. 1 - Current Ratings Characteristics
50
60
70
80
90
100
110
120
130
140
150
0
25
50
75
100
125
Ma
x
i
m
u
m
A
l
l
o
wa
bl
e
C
as
e
T
e
m
p
e
r
a
t
u
r
e
(
C)
Total Output Current (A)
120
(Rect)
90MT..KB Series
1
10
100
1000
0
1
2
3
4
5
T = 25C
J
I
n
st
an
t
a
neo
us
F
o
r
w
ard
C
ur
re
nt
(
A
)
Instantaneous Forward Voltage (V)
90MT..KB Series
Per Junction
T = 150C
J
90-110MT..KB Series
5
Bulletin I27501 rev. A 05/03
www.irf.com
Fig. 7 - Forward Voltage Drop Characteristics
Fig. 6 - Current Ratings Characteristics
50
60
70
80
90
100
110
120
130
140
150
0
20
40
60
80
100 120 140 160
M
a
x
i
mu
m
A
l
l
o
w
abl
e
C
a
s
e
T
e
m
pe
r
a
t
u
r
e
(
C)
Total Output Current (A)
120
(Rect)
110MT..KB Series
1
10
100
1000
0
1
2
3
4
5
T = 25C
J
I
n
st
an
t
a
n
e
o
u
s
F
o
r
w
a
r
d
C
u
r
r
e
n
t
(
A
)
Instantaneous Forward Voltage (V)
T = 150C
110MT..KB Series
Per Junction
J
Fig. 3 - Total Power Loss Characteristics
Fig. 4 - Maximum Non-Repetitive Surge Current
Fig. 5 - Maximum Non-Repetitive Surge Current
0
25
50
75
100
125
150
Maximum Allowable Ambient Temperature (C)
1.5 K/W
1 K/W
0.7 K
/W
0.5
K/W
0.3
K/W
0.2
K/W
0.1
2
K
/W
R
=
0.0
5
K
/W
-
D
elt
a
R
th
S
A
0
50
100
150
200
250
300
350
400
0
20
40
60
80
100
120
Total Output Current (A)
Ma
xi
mu
m
T
o
t
al
P
o
w
e
r
L
os
s
(
W
)
120
(Rect)
90MT..KB Series
T = 150C
J
200
250
300
350
400
450
500
550
600
650
700
1
10
100
Pe
a
k
Hal
f
Si
n
e
W
a
v
e
Fo
r
w
ar
d
C
ur
r
e
n
t
(
A
)
Number Of Equal Amplitude Half Cycle Current Pulses (N)
90MT..KB Series
Initial T = 150C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
At Any Rated Load Condition And With
Rated V
Applied Following Surge.
RRM
J
150
200
250
300
350
400
450
500
550
600
650
700
750
800
0.01
0.1
1
Peak
Hal
f
Si
ne
Wave
For
w
ar
d
C
ur
r
ent
(
A
)
Pulse Train Duration (s)
Maximum Non Repetitive Surge Current
90MT..KB Series
Initial T = 150C
No Voltage Reapplied
Rated V
Reapplied
Versus Pulse Train Duration.
RRM
J
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