by SEMIKRON
0898
B 1 43
V
RSM
V
RRM
(dv/
I
TRMS
(maximum value for continuous operation)
V
DRM
dt)
cr
95 A
I
TAV
(sin. 180; T
case
= 74C)
V
V
V/
s
60 A
500
700
900
1300
1500
1700
1900
2100
2300
400
600
800
1200
1400
1600
1800
2000
2200
500
500
500
1000
1000
1000
1000
1000
1000
SKKT 56/06 D
SKKT 56/08 D
SKKT 56/12 E
SKKT 56/14 E
SKKT 56/16 E
SKKT 56/18 E
SKKT 56/20 E
SKKT 56/22 E
SKKT 57/06 D
SKKT 57/08 D
1)
SKKT 57/12 E
1)
SKKT 57/14 E
1)
SKKT 57/16 E
1)
SKKT 57/18 E
1)
SKKT 57/20 E
1)
SKKT 57/22 E
1)
SKKH 56/04 D
SKKH 56/06 D
SKKH 56/08 D
SKKH 56/12 E
SKKH 56/14 E
SKKH 56/16 E
SKKH 56/18 E
SKKH 57/06 D
SKKH 57/08 D
SKKH 57/12 E
SKKH 57/14 E
SKKH 57/16 E
SKKH 57/18 E
SKKH 57/20 E
SKKH 57/22 E
Symbol Conditions
SKKT 56
SKKH 56
SKKT 57
SKKT 57B
SKKH 57
Units
I
TAV
I
D
I
RMS
sin. 180; T
case
= 74 C
T
case
= 80 C
B2/B6
T
amb
= 45 C; P 3/180
T
amb
= 35 C; P 3/180 F
W1/W3
T
amb
= 35 C; P 3/180 F
60
55
57 / 68
100 / 130
130 / 3 x 100
A
A
A
A
A
I
TSM
i
2
t
T
vj
= 25 C; 10 ms
T
vj
= 125 C; 10 ms
T
vj
= 25 C; 8,3 ... 10 ms
T
vj
= 125 C; 8,3 ... 10 ms
1 500
1 250
11 000
8 000
A
A
A
2
s
A
2
s
t
gd
t
gr
T
vj
= 25 C; I
G
= 1 A;
di
G
/dt = 1 A/
s
V
D
= 0,67
.
V
DRM
1
2
s
s
(di/dt)
cr
t
q
I
H
I
L
T
vj
= 125 C
T
vj
= 125 C
T
vj
= 25 C; typ./max.
T
vj
= 25 C; R
G
= 33
; typ./max.
150
typ. 80
150 / 250
300 / 600
A/
s
s
mA
mA
V
T
V
T(TO)
r
T
I
DD
; I
RD
T
vj
= 25 C; I
T
= 200 A
T
vj
= 125 C
T
vj
= 125 C
T
vj
= 125 C; V
RD
=
V
RRM
V
DD
= V
DRM
max. 1,65
0,9
3,5
max. 15
3)
V
V
m
mA
V
GT
I
GT
V
GD
I
GD
T
vj
= 25 C; d.c.
T
vj
= 25 C; d.c.
T
vj
= 125 C; d.c.
T
vj
= 125 C; d.c.
3
150
0,25
6
V
mA
V
mA
R
thjc
R
thch
T
vj
T
stg
cont.
sin. 180
per thyristor /
rec. 120
per module
0,57 / 0,29
0,60 / 0,30
0,64 / 0,32
0,2 / 0,1
40 ... + 125
40 ... + 125
C/W
C/W
C/W
C/W
C
C
V
isol
M
1
M
2
a
w
a. c. 50 Hz; r.m.s; 1 s/1 min
to heatsink
to terminals
approx.
3600 / 3000
5 (44 lb. in.) + 15 %
2)
3 (26 lb. in.) + 15 %
5
.
9,81
95
V~
Nm
Nm
m/s
2
g
Case
page B 1 95
SKKT 56: A 5
SKKT 57:
A 46
SKKH 56: A 6
SKKT 57B: A 48
SKKH 57:
A 47
SEMIPACK
1
Thyristor / Diode Modules
SKKT 56
SKKH 56
SKKT 57
SKKH 57
SKKT 57B
Features
Heat transfer through aluminium
oxide ceramic isolated metal
baseplate
Hard soldered joints for high
reliability
UL recognized, file no. E 63 532
Typical Applications
DC motor control (e.g. for
machine tools)
AC motor soft starters
Temperature control (e.g. for
ovens, chemical processes)
Professional light dimming
(studios, theaters)
1)
Also available in SKKT 57B
configuration (case A 48)
2)
See the assembly instructions
3)
/20 E, /22 E max. 30 mA
SKKT 56
SKKT 57
SKKT 57B
SKKH 56
SKKH 57
SI (US) units
by SEMIKRON
B 1 95
0898
SKKT 19 . . . 105
Case A 5
SEMIPACK
1
IEC 192-2: A 77 A
JEDEC: TO-240 AA
UL recognized, file no. E 63 532
SKKT 20/ . . . 106/
Case A 46
SEMIPACK
1
IEC 192-2: A 77 A
JEDEC: TO-240 AA
Dimensions in mm
Dimensions in mm
SKKD 26 . . . 100
Case A 10
SKNH 56 . . . 91
Case A 7
SKKH 26 . . . 105
Case A 6
SKKL 56 . . . 105
Case A 9
SKND 46 . . . 81
Case A 19
SKMT 92
Case A 72
SKKE 81
Case A 12
SKKH 27 . . . 106
Case A 47
SKKT 20 B . . . 106 B
Case A 48
SKKL 42 . . . 106
Case A 59
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