Diode Modules
Preliminary Data Sheet
PSKD 310
I
FRMS
I
FAVM
V
RRM
2
= 2x 480 A
= 2x 305 A
= 800-1800 V
3
2
V
RSM
V
900
1300
1500
1700
1900
V
RRM
V
800
1200
1400
1600
1800
Type
3
1
1
PSKD 310/08
PSKD 310/12
PSKD 310/14
PSKD 310/16
PSKD 310/18
Symbol
I
FRMS
I
FAVM
I
FSM
Test Conditions
T
VJ
= T
VJM
T
C
= 100°C; 180° sine
T
VJ
= 45°C;
V
R
= 0
T
VJ
= T
VJM
V
R
= 0
T
VJ
= 45°C
V
R
= 0
T
VJ
= T
VJM
V
R
= 0
t
t
t
t
t
t
t
t
=
=
=
=
=
=
=
=
10 ms (50
8.3 ms (60
10 ms (50
8.3 ms (60
10 ms (50
8.3 ms (60
10 ms (50
8.3 ms (60
Hz),
Hz),
Hz),
Hz),
Hz),
Hz),
Hz),
Hz),
sine
sine
sine
sine
sine
sine
sine
sine
Maximum Ratings
480
A
305
A
11
12
9
10
662
620
460
430
500
200
600
200
000
000
000
000
A
A
A
A
A
2
s
A
2
s
A
2
s
A
2
s
°C
°C
°C
V~
V~
Features
Direct copper bonded Al
2
O
3
-ceramic
base plate
Planar passivated chips
Isolation voltage 3600 V~
UL registered, E 148688
●
●
●
●
∫
i
2
dt
Applications
Supplies for DC power equipment
DC supply for PWM inverter
Field supply for DC motors
Battery DC power supplies
●
●
●
●
T
VJ
T
VJM
T
stg
V
ISOL
M
d
Weight
Symbol
I
RRM
V
F
V
T0
r
T
R
thJC
R
thJK
Q
S
I
RM
d
S
d
A
a
50/60 Hz, RMS
I
ISOL
≤
1 mA
t = 1 min
t=1s
-40...+150
150
-40...+125
3000
3600
Mounting torque (M5)
Terminal connection torque (M8)
Typical including screws
Test Conditions
T
VJ
= T
VJM
; V
R
= V
RRM
I
F
= 600 A; T
VJ
= 25°C
For power-loss calculations only
T
VJ
= T
VJM
per
per
per
per
diode; DC current
module
diode; DC current
module
other values
see Fig. 6/7
2.5-5/22-44 Nm/lb.in.
12-15/106-132 Nm/lb.in.
320
g
Characteristic Values
40 mA
1.2
0.75
0.63
0.129
0.065
0.169
0.0845
760
275
12.7
9.6
50
V
V
m
Ω
K/W
K/W
K/W
K/W
µC
A
mm
mm
m/s
2
Advantages
Space and weight savings
Simple mounting
Improved temperature and power
cycling
Reduced protection circuits
●
●
●
●
Dimensions in mm (1 mm = 0.0394")
T
VJ
= 125°C, I
F
= 400 A; -di/dt = 50 A/µs
Creepage distance on surface
Strike distance through air
Maximum allowable acceleration
Data according to IEC 60747 and refer to a single thyristor/diode unless otherwise stated.
Threaded spacer for higher Anode/Cathode
construction: Type
ZY 250,
material brass
2003 POWERSEM reserves the right to change limits, test conditions and dimensions
POWERSEM GmbH, Walpersdorfer Str. 53
D - 91126 Schwabach
Phone: 09122 - 9764 - 0 FAX: 09122 - 9764 - 20
Fig. 1 Surge overload current
I
FSM
: Crest value, t: duration
Fig. 2
∫i
2
dt versus time (1-10 ms)
Fig. 2a Maximum forward current
at case temperature
Fig. 3 Power dissipation versus
forward current and ambient
temperature (per diode)
Fig. 4 Single phase rectifier bridge:
Power dissipation versus direct
output current and ambient
temperature
R = resistive load
L = inductive load
Circuit
B2
2 x PSKD 310
2003 POWERSEM reserves the right to change limits, test conditions and dimensions
POWERSEM GmbH, Walpersdorfer Str. 53
D - 91126 Schwabach
Phone: 09122 - 9764 - 0 FAX: 09122 - 9764 - 20
Fig. 5 Three phase rectifier bridge:
Power dissipation versus direct
output current and ambient
temperature
Circuit
B6
3 x PSKD 310
0.15
K/W
30°
DC
Fig. 6 Transient thermal impedance
junction to case (per diode)
R
thJC
for various conduction angles d:
d
DC
180°
120°
60°
30°
R
thJC
(K/W)
0.129
0.131
0.132
0.132
0.133
Z
thJC
0.10
0.05
Constants for Z
thJC
calculation:
i
0
0.00
10
-3
10
-2
10
-1
10
0
10
1
s
10
2
R
thi
(K/W)
0.0035
0.0165
0.1091
t
i
(s)
0.0099
0.168
0.456
t
1
2
3
0.20
K/W
30°
DC
0.15
Fig. 7 Transient thermal impedance
junction to heatsink (per diode)
R
thJK
for various conduction angles d:
d
DC
180°
120°
60°
30°
R
thJK
(K/W)
0.169
0.171
0.172
0.172
0.173
Z
thJK
0.10
0.05
Constants for Z
thJK
calculation:
i
R
thi
(K/W)
0.0035
0.0165
0.1091
0.04
t
i
(s)
0.0099
0.168
0.456
1.36
1
2
3
4
0
0.00
10
-3
10
-2
10
-1
10
0
10
1
s
10
2
t
POWERSEM GmbH, Walpersdorfer Str. 53
2003 POWERSEM reserves the right to change limits, test conditions and dimensions
D - 91126 Schwabach
Phone: 09122 - 9764 - 0 FAX: 09122 - 9764 - 20