POWEREX ND421825 Datasheet

ND421825

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

Dual SCR/Diode Isolated Module

OUTLINE DRAWING

K1
G1

J

G

D

E

K1
G1

M K

V

T - M8 THD. (3 TYP.)

U - DIA. (4 TYP.)

A

C
B

A

Q

P

K

DIODE 2

A

AK

N

K

S

W

W

H

L

R

SCR 1

AK

F

ND421825
Dual SCR/Diode Isolated
POW-R-BLOK

250 Amperes / 1800 Volts

TM

Module

CONNECTION DIAGRAM

ND42 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 1.35 34.3

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 .22 Dia. 5.6 Dia.

V .110 x .032 2.8 x 0.8

W .12 3.0

Note: Dimensions are for reference only.

Ordering Information

Select the complete eight digit
module part number from the table
below.
Example: ND421825 is a 1800Volt,
250 Ampere Dual SCR/Diode
Isolated

POW-R-BLOK

Type

ND42 18 25

Voltage

Volts

(x100)

:

TM

Module

Current

Amperes

(x 10)

POW-R-BLOK

250 Amperes / 1800 Volts

Description:

Powerex Dual SCR/Diode 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

recognized by the Underwriters
Laboratories.

Features:

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

for Improved Current Capability
T Quick Connect Gate Terminal
with Provision for Keyed Mating
Plug
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

TM

TM

has been tested and

Revision Date: 11/1/2001

ND421825

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

Dual SCR/Diode Isolated Module

POW-R-BLOK

250 Amperes / 1800 Volts

TM

Absolute Maximum Ratings

Characteristics Conditions Symbol Units

Repetitive Peak Forward and Reverse Blocking
Voltage

Non-Repetitive Peak Reverse Blocking Voltage
(t < 5 msec)

RMS Forward Current 180° Conduction, TC=84°C I

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

Peak One Cycle Surge Current, Non-Repetitive 60 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 I2t 320,000 A2 sec

Maximum Rate-of-Rise of On-State Current,
(Non-Repetitive)

V

D

T

=25°C, IG=500mA,

j

=0.67 V

T

r

Peak Gate Power Dissipation PGM 16 W

Average Gate Power Dissipation P

Peak Forward Gate Current I

Peak Forward Gate Voltage V

Peak Reverse Gate Voltage V

Operating Temperature TJ -40 to +130 °C

Storage Temperature T

Max. Mounting Torque, M6 Mounting Screw 45

Max. Mounting Torque, M8 Terminal Screw 110

Module Weight, Typical 840 g

1.85 lb

V Isolation @ 25C V

V

V

& V

DRM

RRM

1900 V

RSM

T(RMS)

250 A

8800 A

4685 A

4040 A

reapplied I

RRM

reapplied I

RRM

reapplied I

RRM

T(AV) /IF(AV)

TSM/IFSM

TSM/IFSM

TSM/IFSM

di/dt 800 A/µs

DRM (Rated), ITM

=π I

T(AV)

,

< 0.5µs, tp > 6µs

3 W

G(AV)

4 A

GFM

10 V

GFM

5 V

GRM

-40 to +150 °C

stg

2500 V

rms

1800 V

393

A

in.-Lb.

5

Nm

in.-Lb.

12

Nm

Revision Date: 11/1/2001

ND421825

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

Dual SCR/Diode Isolated Module

POW-R-BLOK

250 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 /VFM Coefficients, Full Range

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

Turn-On Time (Typical) ton I

Turn-Off Time (Typical) t

1800V, TJ=130°C 50 mA

DRM

1800V, TJ=130°C 50 mA

RRM

I

TM /VFM

V

V

(TO)1

r

T1

(TO)2

r

T2

= 130°C, I = 15%I

T

J

= 130°C, I = πI

T

J

TJ = 130°C, I = 15%I

T

off

V

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

TM

T

=130°C, Gate Open

j

= 100A, VD = 100V 7 (Typical) µs

TM

= 130°C, I T= 250A

J

=625A 1.40 V

TM /IFM

to πI

T(AV)

to I

T(AV)

T(AV)

DRM

0.877

T(AV)

1.125

TSM

to I

TSM

A =
B =
C =
D =

4.272E-02

2.951E-04

8.766E-03

500 V/µs

150 (Typical) µs

0.731 V mΩ

0.377 V mΩ

0.695

Re-Applied dV/dt = 20V/µs

Linear to 0.8 V

Gate Trigger Current IGT T

Gate Trigger Voltage VGT T

Non-Triggering Gate Voltage V

T

GDM

=25°C, VD=12V 150 mA

j

=25°C, VD=12V 3.0 Volts

j

=130°C, VD= ½ V

j

DRM

0.15 Volts

DRM

Units

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 0.03 °C/W

= 5.27E-3

K

1

K2 = 1.17E-2

K3 = 5.26E-2

K4 = 6.97E-2

Max. Units

0.07

0.14

= 1.69E-4

τ

1

= 2.07E-2

τ

2

= 2.37E-1

τ

3

= 2.46

τ

4

°C/W
°C/W

Revision Date: 11/1/2001

ND421825

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

Dual SCR/Diode Isolated Module

Maximum On-State Forward Voltage Drop

5

4

3

2

1

On-State Voltage - Vtm/Vfm - Volts

0

10 100 1000 10000

Instantaneous On-State Current - Itm/Ifm - Amperes

Maximum On-State Power Dissipation

350

300

250

200

150

100

50

Max. Power Dissipation Per Junction - Watts

0

0 50 100 150 200 250

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

( Tj = 130 °C )

(Sinusoidal W ave for m )

30°

15°

60°

0

CONDUCTION ANGLE

90°

.14000

.12000

.10000

.08000

.06000

.04000

Thermal Impedance - Rjc - °C/W

.02000

.00000

.00010 .00100 .01000 .10000 1.00000 10.00000 100.00000

130

120°

180°

180

360

125
120
115
110
105
100

95
90

Max. Case Temperature - Tcase -°C_

85
80

0 50 100 150 200 250

POW-R-BLOK

250 Amperes / 1800 Volts

Maximum Transient Thermal Impedance

(Junction to Case, Per Junction)

Time - t - Seconds

Maximum Allowable Case Temperature

(Sinusoidal Waveform)

15°

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

TM

30°

60°

180

0

CONDUCTION ANGLE

90°

120°

360

180°

Maximum On-State Power Dissipation

(Rectangular Waveform)

500
450
400
350
300
250
200
150
100

Max. Power Dissipation P er Junction - Watts

50

0

0 50 100 150 200 250 300 350 400

30°

15°

60°

90°

120°

0

CONDUCTION ANGLE

180°

180

Average On-State Current - It / If (av ) - A m peres

270°

360°

360

Maximum Allowable Case Temperature

(Rectangular Waveform)

130

120

110

100

90

80

Max. Case Temperature - Tcase -°C_

70

60

15°

30°

60°

90°

120°

180

0

CONDUCTION ANGLE

180°

0 50 100 150 200 250 300 350 400

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

Revision Date: 11/1/2001

360

360°

270°