Datasheet LD431850 Datasheet (POWEREX)

LD431850

Powerex, Inc., Hillis Street, Youngwood, Pennsy l vania 15697 [phone]

Dual SCR Isolated Module

R

OUTLINE DRAWING

A

B

C

J F

POW-R-BLOK

500 Amperes / 1800 Volts

Description:

Powerex Dual SCR Modules are
designed for use in applications
requiring phase control and isolated

TM

packaging. The modules are isolated
for easy mounting with other

3

Q - DIA. (4 TYP.)

E

45

7

6

CONNECTION DIAGRAM

2

L H

4
56

7

3

P - M10 THD (3 TYP.)

T - (4 TYP.)

Ordering Information

1

K DG

M

S

N

12

:

Select the complete eight-digit
module part number from the table
below.
Example: LD431850 is a 1800V,
500 Ampere Dual SCR Isolated

POW-R-BLOK

TM

Module.

Type

LD43

Voltage

Volts

(x100)

18

Current

Amperes

(x10)

50

LD431850
Dual SCR
POW-R-BLOK

TM

Module

500 Amperes / 1800 Volts

LD43 Outline Dimensions

Dimension Inches Millimeters

A 5.91 150.0

B 4.88 124.0

C 4.41 112.0

D 2.36 60.0

E 2.05 52.0

F 1.97 50.0

G 1.89 48.0

H 1.73 44.0

J 1.22 31.0

K 1.10 28.0

L 1.00 25.4

M 0.69 17.5

N 0.39 10.0

P M10 Metric M10

Q 0.26 Dia. 6.5 Dia.

R 0.24 6.0

S 0.12 3.0

T .110 x .032 2.5 x 0.8

Note: Dimensions are for reference only.

components on a common heatsink.

POW-R-BLOK

TM

has been tested and
recognized by the Underwriters
Laboratories.

Features:

T Electrically Isolated Heatsinking
T Aluminum Nitride Isolator
T Compression Bonded Elements
T Metal Baseplate
T Low Thermal Impedance

for Improved Current Capability
T UL Recognized

Benefits:

T No Additional Insulation
Components Required

T Easy Installation
T No Clamping Components

Required
T Reduce Engineering Time

Applications:

T Bridge Circuits
T AC & DC Motor Drives
T Battery Supplies
T Power Supplies
T Large IGBT Circuit Front Ends

Revision Date: 5/3/2002

LD431850

Powerex, Inc., Hillis Street, Youngwood, Pennsy l vania 15697 [phone]

Dual SCR Isolated Module

POW-R-BLOK

500 Amperes / 1800 Volts

TM

Absolute Maximum Ratings

Characteristics Conditions Symbol Units

Repetitive Peak Forward and Reverse Blocking
Voltage

Non-Repetitive Peak Blocking Voltage
(t < 5 msec)
RMS Forward Current I

Average Forward Current 180° Conduction, TC=84°C

180° Conduction, T

Peak One Cycle Surge Current, Non-Repetitive 60 Hz, 100% V

50 Hz, 100% V

Peak Three Cycle Surge Current, Non-Repetitive 60 Hz, 100%V

Peak Ten Cycle Surge Current, Non-Repetitive 60 Hz, 100% V

I2t for Fusing for One Cycle 8.3 milliseconds

Maximum Rate-of-Rise of On-State Current,

Per JEDEC Standard 397 5.2.2.6 di/dt 200 A/µs
(Repetitive)
Operating Temperature TJ -40 to +130 °C

Storage Temperature T

Max. Mounting Torque, M6 Mounting Screw 55

Max. Mounting Torque, M10 Terminal Screw 110

Module Weight, Typical 1500 g

3.30 lb

V Isolation @ 25C

V

V

=80°C

C

reapplied

RRM

reapplied

RRM

reapplied I

RRM

reapplied I

RRM

10 milliseconds

& V

DRM

RRM

1900 V

RSM

900 A

T(RMS)

I

T(AV)

I

T(AV)

I

TSM

I

TSM

12,250 A

TSM

10,500 A

TSM

I2t

2

I

t

-40 to +150 °C

stg

V

rms

1800 V

500

540
17,000
16,300

1.20 x 10

1.33 x 10

6

6

A
A
A
A

2

sec

A

2

A

sec

in. – Lb.

6

Nm

in. – Lb.

12

Nm

3000 V

Revision Date: 5/3/2002

LD431850

Powerex, Inc., Hillis Street, Youngwood, Pennsy l vania 15697 [phone]

Dual SCR Isolated Module

POW-R-BLOK

500 Amperes / 1800 Volts

TM

Electrical Characteristics, TJ=25°C unless otherwise specified

Characteristics Symbol Test Conditions Min. Max.

Repetitive Peak Forward Leakage Current I

Repetitive Peak Reverse Leakage Current I

Peak On-State Voltage V

Threshold Voltage, Low-level
Slope Resistance, Low-level

Threshold Voltage, High-level
Slope Resistance, High-level

VTM Coefficients, Full Range

Minimum dV/dt dV/dt Exponential to V

Gate Trigger Current IGT T

Gate Trigger Voltage VGT T

Non-Triggering Gate Voltage V

Peak Forward Gate Current I

Peak Reverse Gate Voltage V

Up to 1800V, TJ=130°C 80 mA

DRM

Up to 1800V, TJ=130°C 80 mA

RRM

I

=1500A, TJ=25°C

TM

=1500A, TJ=130°C

I

TM

= 130°C, I = 15%I

J

= 130°C, I = πI

T

J

T(AV)

T(AV)

to πI

to I

0.916

T(AV)

1.01

TSM

VFM

V

V

FM

(TO)1

r

T1

(TO)2

r

T2

T

TJ = 130°C, I = 10A to 6kA

T

GDM

4.0 Amp

GTM

5 Volts

GRM

V

= A+ B Ln I +C I + D Sqrt I

TM

T

=130°C, Gate Open

j

=130°C, VD= ½ V

j

DRM

=25°C, VD=12V 200 mA

j

=25°C, VD=12V 3.0 Volts

j

0.25 Volts

DRM

1.45

A =
B =
C =
D =

0.9032

-5.98E-03

2.23E-04

4.05E-03

1000 Typ. V/µs

Units

V

1.40

V

0.28 V mΩ

0.25 V mΩ

Thermal Characteristics

Characteristics Symbol

Thermal Resistance, Junction to Case

Thermal Impedance Coefficients

R

Z

ΘJ-C

Θ

J-C

Per Module, both conducting

Per Junction, both conducting

Z

Θ

J-C

+ K

+ K

+ K

Thermal Resistance, Case to Sink Lubricated

R

ΘC-S

= K1 (1-exp(-t/

(1-exp(-t/

2

(1-exp(-t/

3

(1-exp(-t/

4

))

τ

1

))

τ

2

))

τ

3

))

τ

4

Per Module 0.01 °C/W

= 8.03E-04

K

1

K2 = 1.03E-02

K3 = 1.64E-02

K4 = 3.75E-02

Max. Units

0.0325

0.0650

= 3.39E-04

τ
τ2

1

= 3.15E-03

= 0.106

τ3

= 2.066

4

τ

Revision Date: 5/3/2002

°C/W
°C/W

LD431850

Powerex, Inc., Hillis Street, Youngwood, Pennsy l vania 15697 [phone]

Dual SCR Isolated Module

POW-R-BLOK

500 Amperes / 1800 Volts

TM

Typical On-State Forward Voltage Drop

4

3.5

3

2.5

2

1.5

1

On-State Voltage - Vtm - Vo l ts

0.5

0

10 100 1000 10000

Instantaneous On-State Current - Itm - Amperes

(Tj = 125C)

Maximum On-State Power Dissipation

700

600

500

400

300

200

Max. Power Dissipation Per SCR - Watts_

100

0

0 50 100 150 200 250 300 350 400 450 500

(Sinusoidal Waveform)

90°

60°

30°

15°

0

CONDUCTION ANGLE

Average On-State Current - It(av) - Amperes

180 360

120°

180°

Maximum Transient Therm al Impedance

0.07

0.06

0.05

0.04

0.03

0.02

Thermal Impedanc e - Rjc - °C/W

0.01

0.00

0.001 0.01 0.1 1 10 100

(Junction To Case)

Time - t - Seconds

Maximum Allowable C ase Temper ature

(Sinusoidal Waveform)

130

120

180

120°

360

180°

110

100

15°

90

Max. Case Temperature - Tcase -°C_

80

0 100 200 300 400 500 600

30°

0

CONDUCTION ANGLE

60°

90°

Average On-State Current - It(av) - Amperes

Maximum On-State Power Dissipation

(Rectangular Waveform)

900
800
700
600
500
400
300
200

Max. Power Dissipation Per SCR - Watts_

100

0

0 100 200 300 400 500 600 700 800 900

15°

60°

30°

120°

90°

270°

180°

180

0

CONDUCTION ANGLE

360

Average On-State Current - It(av) - Amperes

360°

Maximum Allowable Case Temperature

(Rectangular Waveform)

130

120

180

110

0

CONDUCTION ANGLE

360

100

Max. Case Temperature - Tcase -° C_

90

80

70

15°

30°

60°

90°

120°

180°

270°

60

0 100 200 300 400 500 600 700 800 900

Average On-State Current - It(av) - Amperes

Revision Date: 5/3/2002

360°