Nd42 – C&H Technology ND42__25 User Manual
Page 3
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
www.pwrx.com
Dual SCR/Diode Isolated Module
250 Amperes / Up to 1600 Volts
Revision Date: 05/17/2010
ND42__25
Absolute Maximum Ratings
Characteristics Conditions
Symbol
Units
Repetitive Peak Forward and Reverse Blocking
Voltage
V
DRM
& V
RRM
up to 1600
V
Non-Repetitive Peak Reverse Blocking Voltage
(t < 5 msec)
V
RSM
1600 V
RMS Forward Current
180° Conduction, T
C
=89°C I
T(RMS)
393
A
Average Forward Current
180° Conduction, T
C
=89°C I
T(AV)
/I
F(AV)
250
A
Peak One Cycle Surge Current, Non-Repetitive
60 Hz, 100% V
RRM
reapplied
I
TSM
/I
FSM
8800 A
Peak Three Cycle Surge Current, Non-Repetitive
60 Hz, 100%V
RRM
reapplied
I
TSM
/I
FSM
4685 A
Peak Ten Cycle Surge Current, Non-Repetitive
60 Hz, 100% V
RRM
reapplied
I
TSM
/I
FSM
4040 A
I
2
t for Fusing for One Cycle, 8.3 milliseconds
I
2
t 322,000
A
2
sec
Maximum Rate-of-Rise of On-State Current,
(Non-Repetitive)
T
j
=25°C, I
G
=500mA,
V
D
=0.67 V
DRM (Rated),
I
TM
=π I
T(AV)
,
T
r
< 0.5µ
s
, t
p
> 6µs
di/dt 800 A/µs
Peak Gate Power Dissipation
P
GM
16 W
Average Gate Power Dissipation
P
G(AV)
3 W
Peak Forward Gate Current
I
GFM
4 A
Peak Forward Gate Voltage
V
GFM
10 V
Peak Reverse Gate Voltage
V
GRM
5 V
Operating Temperature
T
J
-40 to +130
°C
Storage Temperature
T
stg
-40 to +150
°C
Max. Mounting Torque, M6 Mounting Screw
45
5
in.-Lb.
Nm
Max. Mounting Torque, M8 Terminal Screw
110
12
in.-Lb.
Nm
Module Weight, Typical
840
g
1.85
lb
V Isolation @ 25C
V
rms
2500 V