C&H Technology CD43__40B - Manual (Page 5)

Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272 POW-R-BLOK
TM
Dual SCR Isolated Module
40 Amperes / Up to 1800 Volts
Revision Date: 04/28/2009
CD43__40B
Maximum On-State Forward Voltage Drop
0
1
2
3
4
5
6
10 100 1000
Instantaneous On-State Current - Itm - Amperes
On
-S
ta
te
Vo
lta
ge -
Vt
m
-
V
olt
s
( Tj = 125 °C )
Maximum Transient Thermal Impedance
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.001 0.01 0.1 1 10 100
Time - t - Seconds
The
rma
l I
m
pe
da
nc
e - R
jc
- °C
/W
(Junction to Case)
0 180 360
CONDUCTION ANGLE
Maximum On-State Power Dissipation
15°
30°
60°
90°
120°
180°
0
10
20
30
40
50
60
70
0 5 10 15 20 25 30 35 40
Average On-State Current - It(av) - Amperes
Max
im
um
Pow
er
D
issi
pat
ion
Per
S
C
R
-
W
att
s
(Sinusoidal Waveform)
0 180 360
CONDUCTION ANGLE
Maximum Allowable Case Temperature
120°
90°
60°
30°
15°
180°
80
85
90
95
100
105
110
115
120
125
0 5 10 15 20 25 30 35 40 45
Average On-State Current - It(av) - Amperes
M
ax
. C
as
e Te
mpe
ra
ture
- Tc
as
e - °
C
(Sinusoidal Waveform)
0 180 360
CONDUCTION ANGLE
Maximum On-State Power Dissipation
90°
60°
30°
120°
180°
270°
15°
360°
0
10
20
30
40
50
60
70
80
90
0 10 20 30 40 50 60 70
Average On-State Current - It(av) - Amperes
Max
imum Power
Dissipa
tion Per SC
R -
Wat
ts
(Rectangular Waveform)
0 180 360
CONDUCTION ANGLE
Maximum Allowable Case Temperature
270°
180°
120°
90°
60°
30° 15°
360°
70
75
80
85
90
95
100
105
110
115
120
125
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70
Average On-State Current - It(av) - Amperes
Max.
Case Tem
perat
ur
e -
T
case -
°
C
(Rectangular Waveform)