Powerex C781 Data Sheet
C781
Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (412) 925-7272 Phase
Powerex, Europe, S.A. 428 Avenue
G.
Durand, BP107, 72003
Le
Mans, France (43) 41.14.14 2500 Amperes Average
2100 Volts
CATHOOE
POTENTIAL
INCH / 4.7S
TYPE
TERMINAL
TERMINAL
MM
NOM.
r
CATHODE
FOR
.187
PUSH·ON
Control
SCR
I~AOIA.~I
~CDIA·~L
CASE
NUMBER
NOMINAL
C781 (Outline Drawing)
Ordering Information:
Selectthe
part number you desire from the
table, i.e.
2500
Type
C781
complete five or six digit
C781
LA is a 2100 Volt,
Ampere Phase Control SCR.
Voltage
VORM
VRRM
1200
1400
1600
1800
2000
2100
TBK
DIMENSIONS
Code
PB
PO
PM
PN
L
LA
Current
If(av)
2500
ANODE
C781
Phase
Control
2500
Amperes Average, 2100 Volts
SCR
Description:
Powerex Silicon Controlled
Rectifiers (SCR) are designed for
phase
are
control applications. These
all-diffused, Press-Pak,
hermetic Pow-R-Disc devices
employing the field proven
amplifying gate.
Features:
D Low On-State Voltage
D High di/dt Capability
D High dv/dt Capability
D Hermetic Packaging
2
D Excellent Surge and 1
t
Ratings
Applications:
D Power Supplies
D Motor Control
P-189
Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (412) 925-7272
Powerex, Europe, S.A. 428 Avenue
G.
Durand, BP107, 72003 Le Mans, France (43) 41.14.14
C781
Phase
Control
2500 Amperes Average,
SCR
2100
Volts
Absolute Maximum Ratings
Characteristics
Non-repetitive Transient Peak Reverse Voltage
RMS On-state Current, T C = 72°C
Average Current 180° Sine Wave, T C = 72°C
RMS On-state Current, T C = 55°C
Average Current 180° Sine Wave, T C = 55°C
Peak One Cycle Surge On-state Current (Non-repetitive) 60Hz
Peak One Cycle Surge On-state Current (Non-repetitive) 50Hz I
Critical
Rate-of-rise of On-state Current (Non-repetitive) di/dt
Critical Rate-of-rise of On-state Current (Repetitive)
2
1
(for Fusing) for One Cycle, 60Hz
t
Peak Gate Power Dissipation
Average Gate Power Dissipation
Operating Temperature
Storage Temperature
Approximate Weight
Mounting Force
Symbol
VRSM
IT(rms)
IT(av)
IT(rms)
IT(av)
I
tsm
t5m
di/dt
2
1
t
PGM
PG(av)
Tj
T
stg
C781
VRRM + 100V
3925
2500
4820
3070
45000
41500 Amperes
600
100
6
8.5 x 10
250
35
-40 to + 125°C °C
-40 to + 150°C
3.5 lb.
1.60
9000 to 10000
40
to 44.5 kN
Units
Volts
Amperes
Amperes
Amperes
Amperes
Amperes
Aillsec
Aillsec
A2sec
Watts
Watts
°C
kg
lb.
P-190
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