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( )VRSM VRRM
VDRM
dv ITRMS (maximum values for continuous operation)
dt cr
63 A
78 A
V V V/µs
ITAV (sin. 180; Tcase = . . . °C)
40 A (80 °C)
50 A (78 °C)
500
700
900
1300
1500
1700
1900
400
600
800
1200
1400
1600
1800
500
500
500
1000
1000
1000
1000
SKT 40/04 D
SKT 40/06 D
SKT 40/08 D
SKT 40/12 E
SKT 40/14 E
SKT 40/16 E
SKT 40/18 Eo
–
SKT 50/06 D*
SKT 50/08 D
SKT 50/12 E*
SKT 50/14 E*
SKT 50/16 E*
SKT 50/18 Eo
Symbol Conditions
ITAV sin. 180; Tcase = 85 °C
ITSM Tvj = 25 °C; 10 ms
Tvj = 130 °C; 10 ms
i2t Tvj = 25 °C; 8,35 ... 10 ms
Tvj = 130 °C; 8,35 ... 10 ms
tgd
tgr
(di/dt)cr
IH
IL
tq
Tvj = 25 °C; IG = 1 A;
diG/dt = 1 A/µs
VD = 0,67 . VDRM
f = 50 . . . 60 Hz
Tvj = 25 °C
Tvj = 25 °C; RG = 33 Ω
Tvj = 130 °C; typ.
VT
VT(TO)
rT
IDD, IRD
Tvj = 25 °C; IT = 120 A; max.
Tvj = 130 °C
Tvj = 130 °C
Tvj = 130 °C; VDD = VDRM
VRD = VRRM
VGT
IGT
VGD
IGD
Tvj = 25 °C
Tvj = 25 °C
Tvj = 130 °C
Tvj = 130 °C
Rthjc
Rthch
Tvj
Tstg
cont.
sin. 180
rec. 120
M SI units
US units
a
w
Case
SKT 40
38
700
600
2500
1800
SKT 50 Units
45
1050
900
5000
4000
A
A
A
A2s
A2s
typ. 1
typ. 1,5
50
typ. 100; max. 200
typ. 250; max. 400
100
1,95 1,8
1,0 1,1
95
µs
µs
A/µs
mA
mA
µs
V
V
mΩ
88
3
150
0,25
5
0,60
0,66
0,70
0,57
0,60
0,65
0,20
– 40 ... +130
– 55 ... +150
4 (UNF: 2,5)
35 (UNF: 22)
5 . 9,81
2,2
B3
mA
V
mA
V
mA
°C/W
°C/W
°C/W
°C/W
°C
°C
Nm
lb. in.
m/s2
g
* Available with UNF thread 1/4-28 UNF2A, e.g. SKT 50/06 D UNF
© by SEMIKRON
0895
Thyristors
SKT 40
SKT 50
Features
• Hermetic metal cases with
glass insulators
• Threaded studs ISO M8
or
UNF 1/4-28
• International standard cases
Typical Applications
• DC motor control
(e. g. for machine tools)
• Controlled rectifiers
(e. g. for battery charging)
• AC controllers
(e. g. for temperature control)
o available in limited quantities
B 3 – 13
