Bulletin I27504 08/97
MT..KB SERIES
THREE PHASE AC SWITCH
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
4000 V
RMS
isolating voltage
UL E78996 approved
50 A
90 A
100 A
Description
A range of extremely compact, encapsulated three phase
AC-switches offering efficient and reliable operation. They
are intended for use in general purpose and heavy duty
applications as control motor starter.
Major Ratings and Characteristics
Parameters
I
O
@ T
C
I
FSM
@ 50Hz
@ 60Hz
I
2
t
@ 50Hz
@ 60Hz
I
2
√t
V
RRM
range
T
STG
range
T
J
range
54MT.KB 94MT.KB 104MT.KB Units
50
80
390
410
770
700
7700
90
80
950
1000
4525
4130
45250
800 to 1600
- 40 to 125
- 40 to 125
100
80
1130
1180
6380
5830
63800
A
°C
A
A
A
2
s
A
2
s
A
2
√s
V
°C
°C
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54-94-104MT..KB Series
Bulletin I27504 08/97
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Voltage
Type number
Code
V
RRM
, maximum
repetitive peak
reverse voltage
V
800
1000
1200
1400
1600
800
1000
1200
1400
1600
V
RSM
, maximum
non-repetitive peak
reverse voltage
V
900
1100
1300
1500
1700
900
1100
1300
1500
1700
V
DRM
, max. repetitive
peak off-state voltage,
gate open circuit
V
800
1000
1200
1400
1600
800
1000
1200
1400
1600
I
RRM
/I
DRM
max.
@ T
J
= 125°C
mA
80
100
54MT..KB
120
140
160
80
100
94/104MT..KB
120
140
160
* For single AC switch
20 *
40 *
Forward Conduction
Parameter
I
O
I
TSM
Maximum I
RMS
output current
@ Case temperature
Maximum peak, one-cycle
forward, non-repetitive
on state surge current
54MT.KB 94MT.KB 104MT.KB Units Conditions
50
80
390
410
330
345
90
80
950
1000
800
840
4525
4130
3200
2920
45250
0.99
100
80
1130
1180
950
1000
6380
5830
4510
4120
63800
0.99
A
√s
2
A
°C
A
For all 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.
It
2
Maximum I t for fusing
2
770
700
540
500
As
2
t = 10ms
t = 8.3ms
t = 10ms
t = 8.3ms
I
√t
2
Maximum I
√t
for fusing
2
7700
1.16
t = 0.1 to 10ms, no voltage reapplied
(16.7% x
π
x I
T(AV)
< I <
π
x I
T(AV)
), @ T
J
max.
(I >
π
x I
T(AV)
), @ T
J
max.
V
T(TO)1
Low level value of threshold
voltage
V
T(TO)2
High level value of threshold
voltage
r
t1
r
t2
V
TM
di/dt
Low level value on-state
slope resistance
High level value on-state
slope resistance
Maximum on-state voltage drop
V
1.44
1.19
1.15
12.54
4.16
3.90
mΩ
(16.7% x
π
x I
T(AV)
< I <
π
x I
T(AV)
), @ T
J
max.
(I >
π
x I
T(AV)
), @ T
J
max.
11.00
3.56
3.48
2.68
1.55
1.53
V
I
pk
= 150A, T
J
= 25°C
t
p
= 400µs single junction
T
J
= 25
o
C, from 0.67 V
DRM
, I
TM
=
π
x I
T(AV)
,
I
g
= 500mA,t
r
< 0.5 µs, t
p
> 6 µs
T
J
= 25
o
C, anode supply = 6V,
Max. non-repetitive rate
of rise of turned on current
150
A/µs
I
H
I
L
Max. holding current
200
mA
resistive load, gate open circuit
T
J
= 25
o
C, anode supply = 6V, resistive load
Max. latching current
400
2
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54-94-104MT..KB Series
Bulletin I27504 08/97
Blocking
Parameter
V
INS
RMS isolation voltage
54MT.KB 94MT.KB 104MT.KB Units Conditions
4000
500
V
V/µs
T
J
= 25
o
C all terminal shorted
f = 50Hz, t = 1s
T
J
= T
J
max., linear to 0.67 V
DRM
,
gate open circuit
dv/dt Max. critical rate of rise
of off-state voltage (*)
(*) Available with dv/dt = 1000V/µs, to complete code add S90 i.e. 104MT160KBS90.
Triggering
Parameter
P
GM
Max. peak gate power
54MT.KB 94MT.KB 104MT.KB Units Conditions
10
2.5
2.5
10
4.0
2.5
1.7
270
150
80
0.25
mA
V
A
V
V
T
J
= - 40°C Anode supply = 6V, resistive load
T
J
= 25°C
T
J
= 125°C
T
J
= - 40°C Anode supply = 6V, resistive load
T
J
= 25°C
T
J
= 125°C
@ T
J
= T
J
max., rated V
DRM
applied
W
T
J
= T
J
max.
P
G(AV)
Max. average gate power
I
GM
-V
GT
V
GT
Max. peak gate current
Max. peak negative
gate voltage
Max. required DC gate
voltage to trigger
I
GT
Max. required DC gate
current to trigger
V
GD
I
GD
Max. gate voltage
that will not trigger
Max. gate current
that will not trigger
6
mA
Thermal and Mechanical Specifications
Parameter
T
J
T
stg
Max. junction operating
temperature range
Max. storage temperature
range
R
thJC
Max. thermal resistance,
junction to case
0.52
1.05
0.56
1.12
R
thCS
Max. thermal resistance,
case to heatsink
T
Mounting
torque ± 10%
wt
to heatsink
to terminal
4 to 6
3 to 4
225
g
Nm
0.39
0.77
0.40
0.80
0.03
0.34
0.69
0.36
0.72
K/W
K/W
DC operation per single AC switch
DC operation per junction
180° Sine cond. angle per single AC switch
180° Sine cond. 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.
54MT.KB 94MT.KB 104MT.KB Units Conditions
-40 to 125
°C
-40 to 125
°C
Approximate weight
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54-94-104MT..KB Series
Bulletin I27504 08/97
∆R
Conduction (per Junction)
(The following table shows the increment of thermal resistance R
thJC
when devices operate at different conduction angles than DC)
Devices
54MT.KB
94MT.KB
104MT.KB
Sinusoidal conduction @ T
J
max.
180
o
Rectangular conduction @ T
J
max.
30
o
120
o
90
o
60
o
180
o
120
o
0.091
0.044
0.037
90
o
0.117
0.055
0.046
60
o
0.157
0.071
0.059
30
o
0.236
0.100
0.082
Units
K/W
0.072
0.033
0.027
0.085
0.039
0.033
0.108
0.051
0.042
0.152
0.069
0.057
0.233
0.099
0.081
0.055
0.027
0.023
Ordering Information Table
Device Code
10
1
4
2
MT
3
160
4
K
B
5
S90
6
1
-
Current rating code: 5 = 50 A (Avg)
9 = 90 A (Avg)
10 = 100 A (Avg)
2
3
4
5
6
-
-
-
-
-
AC Switch
Essential part number
Voltage code: Code x 10 = V
RRM
(See Voltage Ratings Table)
Generation
II
Critical dv/dt: None = 500V/µs (Standard value)
S90
= 1000V/µs (Special selection)
NOTE: To order the Optional Hardware see Bulletin I27900
4
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54-94-104MT..KB Series
Bulletin I27504 08/97
Outline Table (with optional barriers)
All dimensions in millimeters (inches)
Outline Table (without optional barriers)
All dimensions in millimeters (inches)
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