ND431621 Datasheet ND430821, ND431421, ND431621 | P1-P3

Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 POW-R-BLOK

TM

www.pwrx.com Dual SCR Isolated Module

210 Amperes / Up to 2000 Volts

Revision Date: 05/17/2010

ND43__21

CONNECTION DIAGRAM

A

K2

G2

G1

K1

K

AK

SCR 1

SCR 2

M K

G

A

B

N

R

V

T - M8 THD. (3 TYP.)

U - DIA. (4 TYP.)

OUTLINE DRAWING

A

K

AK

J

C

S

P

Q

F

H

W

L

D

E

G2

K2

W

G1

K1

ND43 Outline Dimensions

Dimension Inches Millimeters

A 4.57 116

B 3.66 93

C 3.15 80.0

D 2.17 55.1

E 2.06 52.3

F 2.07 52.0

G 1.97 50.0

H 1.90 48.3

J 1.50 38.1

K 1.38 35.0

L 1.26 32.0

M 1.122 28.5

N .71 18.0

P .57 14.5

Q .625 15.9

R .394 10.00

S .350 8.9

T M8 Metric M8

U .250 Dia. 6.35 Dia.

V .110 x .032 2.8 x 0.8

W .12 3.0

Note: Dimensions are for reference only.

ND43__21

Dual SCR Isolated

POW-R-BLOK

TM

Module

210 Amperes / Up to 2000 Volts

Ordering Information:

Select the complete eight digit

module part number from the table

below.

Example: ND432021 is a 2000Volt,

210 Ampere Dual SCR Isolated

POW-R-BLOK

TM

Module

Type

Voltage

Volts

(x100)

Current

Amperes

(x 10)

ND43 08

10

12

14

16

18

20

21

Description:

Powerex Dual SCR Modules are

designed for use in applications

requiring phase control and isolated

packaging. The modules are isolated

for easy mounting with other

components on a common heatsink.

POW-R-BLOK

TM

has been tested and

recognized by the Underwriters

Laboratories.

Features:

 Electrically Isolated Heatsinking

 Aluminum Nitride Insulator

 Compression Bonded Elements

 Metal Baseplate

 Low Thermal Impedance

for Improved Current Capability

 Quick Connect Gate Terminal

with Provision for Keyed Mating

Plug

 UL Recognized

Benefits:

 No Additional Insulation

Components Required

 Easy Installation

 No Clamping Components

Required

 Reduce Engineering Time

Applications:

 Bridge Circuits

 AC & DC Motor Drives

 Battery Supplies

 Power Supplies

 Large IGBT Circuit Front Ends

Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 POW-R-BLOK

TM

www.pwrx.com Dual SCR Isolated Module

210 Amperes / Up to 2000 Volts

Revision Date: 05/17/2010

ND43__21

Absolute Maximum Ratings

Characteristics Conditions Symbol Units

Repetitive Peak Forward and Reverse Blocking

Voltage

V

DRM

& V

RRM

up to 2000 V

Non-Repetitive Peak Reverse Blocking Voltage

(t < 5 msec)

V

RSM

V

RRM

+ 100 V

RMS Forward Current 180° Conduction, T

C

=92°C I

T(RMS)

330

A

verage Forward Current 180° Conduction, T

C

=92°C I

T(AV)

210 A

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

RRM

reapplied,Tj=130C

60 Hz, No V

RRM

reapplied,Tj=130C

60 Hz, 100% V

RRM

reapplied,Tj=25C

60 Hz, No V

RRM

reapplied,Tj=25C

I

TSM

I

TSM

I

TSM

I

TSM

8800

10,420

10,120

11,190

A

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

RRM

reapplied,Tj=130C I

TSM

4685 A

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

RRM

reapplied,Tj=130C I

TSM

4040 A

I

2

t for Fusing for One Cycle, 8.3 milliseconds 60 Hz, 100% V

RRM

reapplied,Tj=130C

60 Hz, 100% V

RRM

reapplied,Tj=25C

I

2

t

I

2

t

320,000

426,720

A

2

sec

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

= πI

T(AV)

,

T

r

< 0.5µs, t

p

> 6µs

di/dt 800 A/µs

Peak Gate Power Dissipation P

GM

16 W

A

verage 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

Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 POW-R-BLOK

TM

www.pwrx.com Dual SCR Isolated Module

210 Amperes / Up to 2000 Volts

Revision Date: 05/17/2010

ND43__21

Electrical Characteristics, T

J

=25°C unless otherwise specified

Characteristics Symbol Test Conditions Min. Max.

Units

Repetitive Peak Forward Leakage Current I

DRM

Up to 2000V, T

J

=130°C 50 mA

Repetitive Peak Reverse Leakage Current I

RRM

Up to 2000V, T

J

=130°C 50 mA

Peak On-State Voltage V

FM

I

TM

=625A 1.40 V

Threshold Voltage, Low-level

Slope Resistance, Low-level

V

(TO)1

r

T1

T

J

= 130°C, I = 15%I

T(AV)

to πI

T(AV)

0.813

0.810

V

mΩ

Threshold Voltage, High-level

Slope Resistance, High-level

V

(TO)2

r

T2

T

J

= 130°C, I = πI

T(AV)

to I

TSM

0.947

0.641

V

mΩ

V

TM

Coefficients, Full Range

T

J

= 130°C, I = 15%I

T(AV)

to I

TSM

V

TM

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

A =

B =

C =

D =

0.7324

9.80 E-3

5.83 E-4

6.02 E-3

Minimum dV/dt dV/dt Exponential to 2/3 V

DRM

T

j

=130°C, Gate Open

500 V/µs

Turn-On Time (Typical) t

on

I

TM

= 100A, V

D

= 100V 7 (Typical) µs

Turn-Off Time (Typical) t

off

T

J

= 130°C, I

T

= 250A

Re-Applied dV/dt = 20V/µs

Linear to 0.8 V

DRM

150 (Typical) µs

Gate Trigger Current I

GT

T

j

=25°C, V

D

=12V 150 mA

Gate Trigger Voltage V

GT

T

j

=25°C, V

D

=12V 3.0 Volts

Non-Triggering Gate Voltage V

GDM

T

j

=130°C, V

D

= ½ V

DRM

0.15 Volts

Thermal Characteristics

Characteristics Symbol

Max. Units

Thermal Resistance, Junction to Case

R

ΘJ-C

Per Module, both conducting

Per Junction both conducting

0.07

0.14

°C/W

Thermal Impedance Coefficients

Z

ΘJ-C

Z

ΘJ-C

= K

1

(1-exp(-t/τ

1

))

+ K

2

(1-exp(-t/τ

2

))

+ K

3

(1-exp(-t/τ

3

))

+ K

4

(1-exp(-t/τ

4

))

K

1

= 5.27E-3

K

2

= 1.17E-2

K

3

= 5.26E-2

K

4

= 6.97E-2

τ

1

= 1.69E-4

τ

2

= 2.07E-2

τ

3

= 2.37E-1

τ

4

= 2.46

Thermal Resistance, Case to Sink Lubricated

R

ΘC-S

Per Module 0.03 °C/W

ND431621

ND431621

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