Datasheet

© by SEMIKRON B 1 – 35
SEMIPACK
®
1
Thyristor/ Diode Modules
SKKT 19
SKKT 20
SKKT 20B
SKKT 19 SKKT 20
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)





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)
VVV/µs 25 A
700 600 500 SKKT 19/06 D SKKT 20/06 D –
900 800 500 SKKT 19/08 D SKKT 20/08 D SKKT 20B08 D
1300 1200 500 SKKT 19/12 D – –
1300 1200 1000 SKKT 19/12 E SKKT 20/12 E SKKT 20B12 E
1500 1400 1000 SKKT 19/14 E SKKT 20/14 E SKKT 20B14 E
1700 1600 1000 SKKT 19/16 E SKKT 20/16 E SKKT 20B16 E
Symbol Conditions SKKT 19
SKKT 20
SKKT 20B
I
TAV
sin. 180; T
case
= 60 °C 25 A
T
case
= 85 °C 18 A
I
D
B2/B6 T
amb
= 45 °C; P 3/180 31 A/38 A
T
amb
= 35 °C; P 3/180 F 46 A/60 A
I
RMS
W1/W3 T
amb
= 45 °C; P 3/180 42 A/3 x 30 A
I
TSM
T
vj
= 25 °C; 10 ms 320 A
T
vj
= 125 °C; 10 ms 280 A
i
2
tT
vj
= 25 °C; 8,3 ... 10 ms 510 A
2
s
T
vj
= 125 °C; 8,3 ... 10 ms 390 A
2
s
t
gd
T
vj
= 25 °C; I
G
= 1 A; di
G
/dt = 1 A/µs1 µs
t
gr
V
D
= 0,67
.
V
DRM
1 µs
(di/dt)
cr
T
vj
= 125 °C 150 A/µs
t
q
T
vj
= 125 °C typ. 80 µs
I
H
T
vj
= 25 °C; typ./max. 100/200 mA
I
L
T
vj
= 25 °C; R
G
= 33 Ω; typ./max. 250/400 mA
V
T
T
vj
= 25 °C; I
T
= 75 A max. 2,3 V
V
T(TO)
T
vj
= 125 °C 1,0 V
r
T
T
vj
= 125 °C16 mΩ
I
DD
; I
RD
T
vj
= 125 °C; V
DD
= V
DRM
; V
RD
= V
RRM
max. 10 mA
V
GT
T
vj
= 25 °C; d. c. 3 V
I
GT
T
vj
= 25 °C; d. c. 150 mA
V
GD
T
vj
= 125 °C; d. c. 0,25 V
I
GD
T
vj
= 125 °C; d. c. 5 mA
R
thjc
cont. 1,2 °C/W / 0,6 °C/W
sin. 180
per thyristor/per module
1,3 °C/W / 0,65 °C/W
rec.120 1,35 °C/W / 0,68 °C/W
R
thch
0,2 °C/W / 0,1 °C/W
T
vj
– 40 ... +125 °C
T
stg
– 40 ... +125 °C
V
isol
a. c. 50 Hz; r.m.s.; 1 s/1 min 3600 V∼/ 3000 V∼
M
1
to heatsink
SI units / US units
5 Nm/44 lb. in. ± 15 %
1)
M
2
to terminals 3 Nm/26 lb. in. ± 15 %
a5
.
9,81 m/s
2
w approx. 120 g
Case → page B 1 – 93 SKKT 19: A 5
SKKT 20: A 46
SKKT 20B: A 48



1)
See the assembly instructions
0896