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ND4321: DescriptionPOW-R-BLOK Dual SCR Isolated Module (210 Amperes / Up to 2000 Volts); File Size132KB，4 Pages; ManufacturerPOWEREX; Websitehttp://www.pwrx.com/Home.aspx

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POW-R-BLOK Dual SCR Isolated Module (210 Amperes / Up to 2000 Volts)

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ND43__21

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

www.pwrx.com

POW-R-BLOK

Dual SCR Isolated Module

210 Amperes / Up to 2000 Volts

Description:

OUTLINE DRAWING

T - M8 THD. (3 TYP.)

U - DIA. (4 TYP.)

G J

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

has been tested and

recognized by the Underwriters

Laboratories.

ND43__21

Dual SCR Isolated

POW-R-BLOK

Module

210 Amperes / Up to 2000 Volts

D E

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

SCR 1

SCR 2

CONNECTION DIAGRAM

ND43 Outline Dimensions

Dimension

Inches

4.57

3.66

3.15

2.17

2.06

2.07

1.97

1.90

1.50

1.38

1.26

1.122

.71

.57

.625

.394

.350

M8 Metric

.250 Dia.

.110 x .032

.12

Millimeters

116

80.0

55.1

52.3

52.0

50.0

48.3

38.1

35.0

32.0

28.5

18.0

14.5

15.9

10.00

8.9

6.35 Dia.

2.8 x 0.8

3.0

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

Module

Benefits:

No Additional Insulation

Components Required

Easy Installation

No Clamping Components

Required

Reduce Engineering Time

Type

ND43

Voltage

Volts

(x100)

Current

Amperes

(x 10)

Applications:

Bridge Circuits

AC & DC Motor Drives

Battery Supplies

Power Supplies

Large IGBT Circuit Front Ends

Note: Dimensions are for reference only.

Revision Date: 05/17/2010

ND4321 Related Products

	ND4321	ND432021	ND431821	ND431221	ND431621	ND431021	ND430821
Description	POW-R-BLOK Dual SCR Isolated Module (210 Amperes / Up to 2000 Volts)	POW-R-BLOK Dual SCR Isolated Module (210 Amperes / Up to 2000 Volts)	POW-R-BLOK Dual SCR Isolated Module (210 Amperes / Up to 2000 Volts)	POW-R-BLOK Dual SCR Isolated Module (210 Amperes / Up to 2000 Volts)	POW-R-BLOK Dual SCR Isolated Module (210 Amperes / Up to 2000 Volts)	POW-R-BLOK Dual SCR Isolated Module (210 Amperes / Up to 2000 Volts)	POW-R-BLOK Dual SCR Isolated Module (210 Amperes / Up to 2000 Volts)
Is it lead-free?	-	Lead free	Lead free	Lead free	Lead free	-	Lead free
Is it Rohs certified?	-	conform to	conform to	conform to	conform to	-	conform to
Maker	-	POWEREX	POWEREX	POWEREX	POWEREX	POWEREX	POWEREX
package instruction	-	FLANGE MOUNT, R-XUFM-X7	FLANGE MOUNT, R-XUFM-X7	FLANGE MOUNT, R-XUFM-X7	FLANGE MOUNT, R-XUFM-X7	FLANGE MOUNT, R-XUFM-X7	FLANGE MOUNT, R-XUFM-X7
Contacts	-	7	7	7	7	7	7
Reach Compliance Code	-	unknown	unknow	unknow	unknow	unknow	unknow
Other features	-	UL RECOGNIZED	UL RECOGNIZED	UL RECOGNIZED	UL RECOGNIZED	UL RECOGNIZED	UL RECOGNIZED
Shell connection	-	ISOLATED	ISOLATED	ISOLATED	ISOLATED	ISOLATED	ISOLATED
Configuration	-	SERIES CONNECTED, CENTER TAP, 2 ELEMENTS	SERIES CONNECTED, CENTER TAP, 2 ELEMENTS	SERIES CONNECTED, CENTER TAP, 2 ELEMENTS	SERIES CONNECTED, CENTER TAP, 2 ELEMENTS	SERIES CONNECTED, CENTER TAP, 2 ELEMENTS	SERIES CONNECTED, CENTER TAP, 2 ELEMENTS
Maximum DC gate trigger current	-	150 mA	150 mA	150 mA	150 mA	150 mA	150 mA
Maximum DC gate trigger voltage	-	3 V	3 V	3 V	3 V	3 V	3 V
Quick connection description	-	2G-2K	2G-2K	2G-2K	2G-2K	2G-2K	2G-2K
Description of screw terminals	-	A-K-AK	A-K-AK	A-K-AK	A-K-AK	A-K-AK	A-K-AK
JESD-30 code	-	R-XUFM-X7	R-XUFM-X7	R-XUFM-X7	R-XUFM-X7	R-XUFM-X7	R-XUFM-X7
Maximum leakage current	-	50 mA	50 mA	50 mA	50 mA	50 mA	50 mA
On-state non-repetitive peak current	-	11190 A	11190 A	11190 A	11190 A	11190 A	11190 A
Number of components	-	2	2	2	2	2	2
Number of terminals	-	7	7	7	7	7	7
Maximum on-state current	-	210000 A	210000 A	210000 A	210000 A	210000 A	210000 A
Maximum operating temperature	-	130 °C	130 °C	130 °C	130 °C	130 °C	130 °C
Minimum operating temperature	-	-40 °C	-40 °C	-40 °C	-40 °C	-40 °C	-40 °C
Package body material	-	UNSPECIFIED	UNSPECIFIED	UNSPECIFIED	UNSPECIFIED	UNSPECIFIED	UNSPECIFIED
Package shape	-	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package form	-	FLANGE MOUNT	FLANGE MOUNT	FLANGE MOUNT	FLANGE MOUNT	FLANGE MOUNT	FLANGE MOUNT
Peak Reflow Temperature (Celsius)	-	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	-	NOT SPECIFIED
Certification status	-	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified
Maximum rms on-state current	-	330 A	330 A	330 A	330 A	330 A	330 A
Off-state repetitive peak voltage	-	2000 V	1800 V	1200 V	1600 V	1000 V	800 V
Repeated peak reverse voltage	-	2000 V	1800 V	1200 V	1600 V	1000 V	800 V
surface mount	-	NO	NO	NO	NO	NO	NO
Terminal form	-	UNSPECIFIED	UNSPECIFIED	UNSPECIFIED	UNSPECIFIED	UNSPECIFIED	UNSPECIFIED
Terminal location	-	UPPER	UPPER	UPPER	UPPER	UPPER	UPPER
Maximum time at peak reflow temperature	-	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	-	NOT SPECIFIED
Trigger device type	-	SCR	SCR	SCR	SCR	SCR	SCR

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