© by SEMIKRON B 1 – 95
SEMIPACK
®
1
Modules
with Thyristor and
Free-Wheeling Diode
SKNH 56
SKNH 91
1)
SKNH
Features
•Heat transfer through ceramic
isolated metal baseplate
•Hard soldered joints for high
reliability
•UL recognized, file no. E 63 532
Typical Applications
•Special modules for DC braking
of AC induction motors
V
RSM
V
DRM
V
RRM
I
d
(P 3/120,
T
amb
= 45 °C)
70 A
VV
1300 1200 SKNH 56/12 D
1500 1400 SKNH 56/14 D
1700 1600 SKNH 56/16 D
Symbol Conditions SKNH 56
I
TAV
T
case
= 85 °C 50 A
I
TRMS
max. 95 A
I
TSM
T
vj
= 25 °C 1500 A
T
vj
= 125 °C 1250 A
i
2
tT
vj
= 25 °C 11 000 A
2
s
T
vj
= 125 °C 8 000 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
2 µs
(di/dt)
cr
T
vj
= 125 °C 100 A/µs
(dv/dt)
cr
T
vj
= 125 °C 500 A/µs
t
q
T
vj
= 125 °C typ. 50 . . . 150 µs
I
H
T
vj
= 25 °C max. 250 mA
I
L
T
vj
= 25 °C; R
G
= 33 Ωmax. 600 mA
V
T
T
vj
= 25 °C; (I
T
= . . .) 1,65 V (200 A)
V
T(TO)
T
vj
= 125 °C 0,9 V
r
T
T
vj
= 125 °C 3,5 mΩ
I
DD
; I
RD
T
vj
= 125 °C;
V
DD
= V
DRM
; V
RD
= V
RRM
15 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. 6 mA
R
thjc
sin. 180 °C; per thyristor
(per diode) 0,64 °C/W
sin. 180; per module 0,32 °C/W
R
thch
per thyristor/per module 0,2 °C/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 3000 V∼ /2500 V∼
M
1
Case to 5 Nm/44 lb. in. ± 15 %
heatsink SI units/
M
2
Busbars to US units
terminals 3 Nm/26 lb. in. ± 15 %
a5
.
9,81 m/s
2
w approx. 120 g
Case → page B 1 – 85 A 7
1)
SKNH 91 available on request, electrical data see page B1-55
0896
© by SEMIKRONB 1 – 96
