DCR1478SY Dynex Semiconductor, DCR1478SY Datasheet

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DCR1478SY

Manufacturer Part Number
DCR1478SY
Description
Phase Control Thyristor
Manufacturer
Dynex Semiconductor
Datasheet
Replaces January 2000 version, DS4646-5.
FEATURES
APPLICATIONS
VOLTAGE RATINGS
Lower voltage grades available.
ORDERING INFORMATION
When ordering, select the required part number shown in the
Voltage Ratings selection table.
For example:
DCR1478SY48
Note: Please use the complete part number when ordering
and quote this number in any future correspondance relating
to your order.
www.dynexsemi.com
DCR1478SY48
DCR1478SY47
DCR1478SY46
DCR1478SY45
DCR1478SY44
Type Number
Double Side Cooling
High Surge Capability
High Mean Current
Fatigue Free
High Power Drives
High Voltage Power Supplies
DC Motor Control
Repetitive Peak
Voltages
V
DRM
4800
4700
4600
4500
4400
V
V
RRM
T
I
V
V
V
respectively
DRM
vj
DRM
DSM
DRM
= 0˚ to 125˚C,
= I
, V
Conditions
& V
& V
RRM
RRM
RSM
RRM
= 250mA,
t
p
=
+ 100V
= 10ms,
KEY PARAMETERS
V
I
I
dVdt
dI/dt
T(AV)
TSM
DRM
(The DCR1478 is also available in a thin package, type code V.
4800V
2073A
27500A
1000V/ s
300A/ s
Please contact Customer Services for more information).
See Package Details for further information.
Fig. 1 Package outline
Outline type code: Y
Phase Control Thyristor
Advance Information
DCR1478SY
DS4646-6.0 July 2001
DCR1478SY
1/8

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DCR1478SY Summary of contents

Page 1

... Lower voltage grades available. ORDERING INFORMATION When ordering, select the required part number shown in the Voltage Ratings selection table. For example: DCR1478SY48 Note: Please use the complete part number when ordering and quote this number in any future correspondance relating to your order. www.dynexsemi.com ...

Page 2

... DCR1478SY CURRENT RATINGS T = 60˚C unless stated otherwise. case Symbol Parameter Double Side Cooled I Mean on-state current T(AV) RMS value I T(RMS) I Continuous (direct) on-state current T Single Side Cooled (Anode side) I Mean on-state current T(AV) I RMS value T(RMS) Continuous (direct) on-state current I T CURRENT RATINGS T = 80˚ ...

Page 3

... T = 125 C case Conditions dc Double side cooled Anode dc Single side cooled Cathode dc Double side Clamping force 43.0kN with mounting compound Single side On-state (conducting) Reverse (blocking) DCR1478SY Max. Units Min. Max. ...

Page 4

... DCR1478SY DYNAMIC CHARACTERISTICS Symbol Parameter I /I Peak reverse and off-state current RRM DRM dV/dt Maximum linear rate of rise of off-state voltage dI/dt Rate of rise of on-state current V Threshold voltage T(TO) r On-state slope resistance T t Delay time gd I Latching current L I Holding current H t Turn-off time q GATE TRIGGER CHARACTERISTICS AND RATINGS ...

Page 5

... C = 2.002455 x 10 – 1.589376 x 10 these values are valid for T = 125˚C for I j www.dynexsemi.com 7000 6000 5000 4000 3000 2000 1000 0 0 2.5 3.0 3.5 - (V) T 500A to 6000A T DCR1478SY d.c. Half wave 3 phase 6 phase 1000 2000 3000 Mean on-state current (A) T(AV) Fig.3 Dissipation curves 4000 5/8 ...

Page 6

... DCR1478SY 100000 dI/ 10000 Conditions total integral stored charge 125˚C j 1000 0.1 1.0 Rate of decay of on-state current, dI/dt - (A/µs) Fig.4 Stored charge 0.1 0.01 0.001 Conduction d.c. Halfwave 3 phase 120˚ 6 phase 60˚ 0.0001 0.001 0.01 0.1 Time - (s) Fig.6 Transient thermal impedance - junction to case ...

Page 7

... DCR1478 is also available in a thin package, type code V. Please contact Customer Services for more information). www.dynexsemi.com Cathode Ø112.5 max Ø73 nom Ø73 nom Nominal weight: 1600g Clamping force: 43kN ±10% Lead length: 420mm Lead terminal connector: M4 ring Package outine type code: Y DCR1478SY Anode 7/8 ...

Page 8

... DCR1478SY POWER ASSEMBLY CAPABILITY The Power Assembly group was set up to provide a support service for those customers requiring more than the basic semiconductor, and has developed a flexible range of heatsink and clamping systems in line with advances in device voltages and current capability of our semiconductors. ...

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