DYNEX DCR1474SY18, DCR1474SY17, DCR1474SY16, DCR1474SY15, DCR1474SY14 Datasheet
DCR1474SY
DCR1474SY
Phase Control Thyristor
Advance Information
Replaces January 2000 version, DS4649-5.0 DS4649-6.0 July 2001
FEATURES
■ Double Side Cooling
■ High Surge Capability
■ High Mean Current
■ Fatigue Free
APPLICATIONS
■ High Power Drives
■ High Voltage Power Supplies
■ DC Motor Control
VOLTAGE RATINGS
Type Number Repetitive Peak
Voltages
V
DRM VRRM
V
DCR1474SY18
DCR1474SY17
DCR1474SY16
DCR1474SY15
DCR1474SY14
Lower voltage grades available.
1800
1700
1600
1500
1400
Conditions
Tvj = 0˚ to 125˚C,
I
= I
RRM
, V
& V
& V
RRM tp
= 250mA,
= 10ms,
=
RSM
+ 100V
RRM
DRM
V
DRM
V
DSM
V
DRM
respectively
ORDERING INFORMATION
When ordering, select the required part number shown in the
Voltage Ratings selection table.
For example:
DCR1474SY15
Note: Please use the complete part number when ordering
and quote this number in any future correspondance relating
to your order.
KEY PARAMETERS
V
DRM
I
T(AV)
I
TSM
dVdt* 1000V/
dI/dt 300A/
*Higher dV/dt selections available
1800V
3600A
61200A
µs
µs
Outline type code: Y
See Package Details for further information.
(The DCR1474 is also available in a thin package, type code V.
Please contact Customer Services for more information).
Fig. 1 Package outline
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DCR1474SY
CURRENT RATING
T
= 60˚C unless stated otherwise.
case
Symbol Parameter Conditions
Double Side Cooled
I
T(AV)
I
T(RMS)
I
Mean on-state current
RMS value
T
Continuous (direct) on-state current
Half wave resistive load 3600 A
Single Side Cooled (Anode side)
I
T(AV)
I
T(RMS)
I
T
Mean on-state current
RMS value
Continuous (direct) on-state current
Half wave resistive load 2279 A
CURRENT RATING
T
= 80˚C unless stated otherwise.
case
Symbol Parameter Conditions
Double Side Cooled
UnitsMax.
- 5655 A
- 4996 A
- 3580 A
- 2897 A
UnitsMax.
I
T(AV)
I
T(RMS)
I
T
Mean on-state current
RMS value
Continuous (direct) on-state current
Single Side Cooled (Anode side)
I
T(AV)
I
T(RMS)
I
T
Mean on-state current
RMS value
Continuous (direct) on-state current
Half wave resistive load 2785 A
- 4370 A
- 3750 A
Half wave resistive load 1750 A
- 2745 A
- 2170 A
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SURGE RATINGS
DCR1474SY
Symbol
I
TSM
2
tI
I
I
TSM
I2t
Surge (non-repetitive) on-state current
2
t for fusing
Surge (non-repetitive) on-state current
2
I
t for fusing 18.75 x 106A2s
Parameter
THERMAL AND MECHANICAL DATA
Symbol
R
th(j-c)
R
th(c-h)
Thermal resistance - junction to case
Thermal resistance - case to heatsink
Parameter
Conditions
10ms half sine; T
VR = 50% V
RRM
10ms half sine; T
VR = 0
Conditions Min. Max. Units
Double side cooled
Single side cooled
Clamping force 43.0kN
with mounting compound
= 125oC
case
- 1/4 sine
= 125oC
case
dc
Cathode dc
Double side
Single side
Max. Units
49.0 kA
6
12.0 x 10
A2s
61.2 kA
- 0.0095oC/W
o
C/W- 0.019Anode dc
o
- 0.019
0.002
-
C/W
o
C/W
- 0.004oC/W
On-state (conducting) - 135
T
vj
T
stg
-
Virtual junction temperature
Storage temperature range
Clamping force
Reverse (blocking)
-
125
–55 125
38.0 47.0 kN
o
C
o
C
o
C
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