by SEMIKRON
0898
B 1 31
V
RSM
V
RRM
(dv/dt)
cr
I
TRMS
(maximum value for continuous operation)
V
DRM
40 A
I
TAV
(sin. 180; T
case
= 60 C)
V
V
V/
s
25 A
700
900
1300
1500
1700
600
800
1200
1400
1600
500
500
1000
1000
1000
SKKT 19/06 D
SKKT 19/08 D
SKKT 19/12 E
SKKT 19/14 E
SKKT 19/16 E
SKKT 20/06 D
SKKT 20/08 D
SKKT 20/12 E
SKKT 20/14 E
SKKT 20/16 E
SKKT 20B08 D
SKKT 20B12 E
SKKT 20B14 E
SKKT 20B16 E
Symbol Conditions
SKKT 19
SKKT 20
SKKT 20B
Units
I
TAV
I
D
I
RMS
sin. 180; T
case
= 60 C
T
case
= 85 C
B2/B6
T
amb
= 45 C; P 3/180
T
amb
= 35 C; P 3/180 F
W1/W3
T
amb
= 45 C; P 3/180
25
18
31 / 38
46 / 60
42 / 3 x 30
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
320
280
510
390
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
1
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
100 / 200
250 / 400
A/
s
s
mA
mA
V
T
V
T(TO)
r
T
I
DD
; I
RD
T
vj
= 25 C; I
T
= 75 A
T
vj
= 125 C
T
vj
= 125 C
T
vj
= 125 C; V
RD
=
V
RRM
V
DD
= V
DRM
max. 2,3
1,0
16
max. 10
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
5
V
mA
V
mA
R
thjc
R
thch
T
vj
T
stg
cont.
sin. 180
per thyristor /
rec. 120
per module
1,2 / 0,6
1,3 / 0,65
1,35 / 0,68
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 %
1)
3 (26 lb. in.) + 15 %
5
.
9,81
95
V~
Nm
Nm
m/s
2
g
Case
page B 1 95
SKKT 19:
A 5
SKKT 20:
A 46
SKKT 20B:
A 48
SEMIPACK
1
Thyristor Modules
SKKT 19
SKKT 20
SKKT 20B
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)
SKKT 19
SKKT 20
SKKT 20B
SI (US) units
1)
See the assembly instructions
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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