
by SEMIKRON
0898
B 1 – 31
V
RSM
V
RRM
V
DRM
(dv/dt)
cr
I
TRMS
(maximum value for continuous operation)
40 A
I
TAV
(sin. 180; T
case
= 60 °C)
25 A
SKKT 19/06 D
SKKT 19/08 D
SKKT 19/12 E
SKKT 19/14 E
SKKT 19/16 E
SKKT 20/16 E
V
700
900
1300
1500
1700
V
600
800
1200
1400
1600
V/
μ
s
500
500
1000
1000
1000
SKKT 20/06 D
SKKT 20/08 D
SKKT 20/12 E
SKKT 20/14 E
–
SKKT 20B08 D
SKKT 20B12 E
SKKT 20B14 E
SKKT 20B16 E
Symbol Conditions
SKKT 19
SKKT 20
25
18
31 / 38
46 / 60
42 / 3 x 30
320
280
510
390
I
TAV
I
D
I
RMS
I
TSM
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
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
T
vj
= 25 °C; I
G
= 1 A
di
G
/dt = 1 A/
μ
s
V
D
= 0,67
.
V
DRM
T
vj
= 125 °C
T
vj
= 125 °C
T
vj
= 25 °C; typ./max.
T
vj
= 25 °C; R
G
= 33
; typ./max.
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
T
vj
= 25 °C; d.c.
T
vj
= 25 °C; d.c.
T
vj
= 125 °C; d.c.
T
vj
= 125 °C; d.c.
cont.
sin. 180
per thyristor /
rec. 120
per module
A
A
A
A
A
A
A
i
2
t
A
2
s
A
2
s
t
gd
t
gr
(di/dt)
cr
t
q
I
H
I
L
V
T
V
T(TO)
r
T
I
DD
; I
RD
1
1
μ
s
μ
s
A/
μ
s
μ
s
mA
mA
V
V
m
150
typ. 80
100 / 200
250 / 400
max. 2,3
1,0
16
max. 10
3
150
0,25
5
1,2 / 0,6
1,3 / 0,65
1,35 / 0,68
0,2 / 0,1
– 40 ... + 125
– 40 ... + 125
3600 / 3000
5 (44 lb. in.) + 15 %
1)
3 (26 lb. in.) + 15 %
5
.
9,81
95
SKKT 19:
SKKT 20:
SKKT 20B:
mA
V
mA
V
mA
°C/W
°C/W
°C/W
°C/W
°C
°C
V~
Nm
Nm
m/s
2
g
V
GT
I
GT
V
GD
I
GD
R
thjc
R
thch
T
vj
T
stg
V
isol
M
1
M
2
a
w
Case
a. c. 50 Hz; r.m.s; 1 s/1 min
to heatsink
to terminals
approx.
→
page B 1 – 95
A 5
A 46
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