C&H Technology VSKU-V56..PbF Series - Manual (Page 9)

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8 Revision: 25-Apr-08
VSKU/V41, 56..PbF Series
Vishay High Power Products Thyristor/Thyristor, 45/60 A
(ADD-A-PAK TM Generation 5 Power Modules)
Fig. 21 - Thermal Impedance Z
thJC
Characteristics
Fig. 22 - Gate Characteristics
0.01
0.1
1
0.001 0.01 0.1 1 10
Square Wave Pulse Duration (s)
th
J
C
Transient Thermal Impedance Z (K/W)
Per Junction
Steady State Value:
R = 0.46 K/W
R = 0.40 K/W
(DC Operation)
VSK.41.. Series
VSK.56.. Series
thJC
thJC
0.1
1
10
100
0.001 0.01 0.1 1 10 100 1000
(b)
(a)
Rectangular gate pulse
(4) (3) (2) (1)
(1) PGM = 100 W, tp = 500 µs
(2) PGM = 50 W, tp = 1 ms
(3) PGM = 20 W, tp = 25 ms
(4) PGM = 10 W, tp = 5 ms
Instantaneous Gate Current (A)
In
s
ta
n
ta
ne
o
u
s
G
a
te
Vo
lta
g
e
(
V
)
TJ
=
-40
°C
TJ
=
25
°C
TJ
=
12
5
°C
a)Recommended load line for
b)Recommended load line for
VGD
IGD
Frequency Limited by PG(AV)
rated di/dt: 20 V, 30 ohms
tr = 0.5 µs, tp >= 6 µs
<= 30% rated di/dt: 20 V, 65 ohms
tr = 1 µs, tp >= 6 µs
VSK.41../.56.. Series