C&H Technology ND41-26 User Manual

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Suite 108
Minnetonka, MN 55345

www.chtechnology.com

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1-800-274-4284

Thank you for downloading this document from C&H Technology, Inc.

Please contact the C&H Technology team for the following questions -

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Assembly

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Phone – 1-800-274-4284

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www.chtechnology.com - SPECIALISTS IN POWER ELECTRONIC COMPONENTS AND ASSEMBLIES - www.chtechnology.com

Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 [phone] POW-R-BLOK
www.pwrx.com Dual Diode Isolated Module

260 Amperes / Up to 2400 Volts

OUTLINE DRAWING

K

C
B

A

Q

DIODE 1

T - M8 THD. (3 TYP.)

K

M

G

J

E

ND41 Outline Dimensions

Dimension Inches Millimeters

A 4.57 116

B 3.66 93

C 3.15 80.0

E 2.06 52.3

F 2.05 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.

W .12 3.0

Note: Dimensions are for reference only.

A

P

K

A

DIODE 2

CONNECTION DIAGRAM

U - DIA. (4 TYP.)

AK

N

S

W

W

R

AK

L

F

H

ND41__26
Dual Diode Isolated
POW-R-BLOKTM Module

260 Amperes / 600-2400 Volts

Ordering Information:

Select the complete eight digit
module part number from the table
below.
Example: ND412026 is a 2000Volt,
260 Ampere Dual Diode Isolated

POW-R-BLOK

TM

Module

Type

ND41 06

Voltage

Volts

(x100)

08
10
12
14
16
18
20
22
24

Current

Amperes

(x10)

26

Description:

Powerex Dual Diode Modules are
designed for use in applications
requiring rectification 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:

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

for Improved Current Capability
 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

ND41__26

TM

TM

has been tested and

Revision Date: 05/17/2010

A

Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 [phone] POW-R-BLOK

ND41__26

TM

www.pwrx.com Dual Diode Isolated Module

260 Amperes / Up to 2400 Volts

Absolute Maximum Ratings

Characteristics Conditions Symbol Units

Repetitive Peak Reverse Blocking Voltage V

Non-Repetitive Peak Reverse Blocking Voltage

V

(t < 5 msec)

RMS Forward Current 180° Conduction, TC=112°C I

verage Forward Current 180° Conduction, TC=112°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

reapplied I

RRM

reapplied I

RRM

reapplied I

RRM

I2t for Fusing for One Cycle, 8.3 milliseconds I2t 266,000 A2 sec

Operating Temperature TJ -40 to +150 °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

up to 2400 V

RRM

V

RSM

F(RMS)

+ 200 V

RRM

408 A

260 A

F(AV)

8000 A

FSM

5750 A

FSM

4975 A

FSM

-40 to +150 °C

stg

in.-Lb.

5

Nm

in.-Lb.

12

2500 V

rms

Nm

Revision Date: 05/17/2010

Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 [phone] POW-R-BLOK

ND41__26

TM

www.pwrx.com Dual Diode Isolated Module

260 Amperes / Up to 2400 Volts

Electrical Characteristics, TJ=25°C unless otherwise specified

Characteristics Symbol Test Conditions Min. Max. Units

Repetitive Peak Reverse Leakage Current I

Peak On-State Voltage VFM I

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

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

VTM Coefficients, Full Range

Diode Reverse Recovery Time (Typical)

Up to 2400V, TJ=150°C 50 mA

RRM

=1500A 1.35 V

FM

V

(TO)1

r

T1

V

(TO)2

r

T2

t

I

rr

= 150°C, I = 15%I

T

J

= 150°C, I = πI

T

J

F(AV)

F(AV)

TJ = 150°C, I = 15%I

V

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

FM

= 1500A, Tp = 190 µs

fm

F(AV)

to πI

0.764

F(AV)

0.360 V mΩ

to I

.710

FSM

0.420 V mΩ

to I

FSM

A =
B =
C =
D =

0.7140

0.0232

4.72 E-4

-6.71 E-3

10

s

µ

di/dt = -25A/µs

Thermal Characteristics

Characteristics Symbol

Thermal Resistance, Junction to Case

Thermal Impedance Coefficients

R

Z

ΘJ-C

ΘJ-C

Per Module, both conducting

Per Junction both conducting

Z

ΘJ-C

+ K

+ K

+ K

Thermal Resistance, Case to Sink Lubricated

R

ΘC-S

= K1 (1-exp(-t/τ1))

(1-exp(-t/τ2))

2

(1-exp(-t/τ3))

3

(1-exp(-t/τ4))

4

Per Module 0.03 °C/W

K

= 5.27E-3

1

K2 = 1.17E-2

K3 = 5.26E-2

K4 = 6.97E-2

Max.

Units

τ

1

τ2 = 2.07E-2

τ3 = 2.37E-1

0.07

0.14

= 1.69E-4

°C/W
°C/W

τ4 = 2.46

Revision Date: 05/17/2010

_

Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 [phone] POW-R-BLOK

ND41__26

TM

www.pwrx.com Dual Diode Isolated Module

260 Amperes / Up to 2400 Volts

5

4

3

2

On-State Voltage - Vfm - Volts

1

0

10 100 1000 10000

Max i m u m On-S ta te For w a rd Vol ta g e Dr o p

( Tj = 150 °C )

Instantaneous On-State Current - Ifm - Amperes

Maximum Transient Thermal Impedance

.16

.14

.12

.10

.08

.06

.04

Thermal Impedance - Rjc - °C/W

.02

.00

0.001 0.01 0.1 1 10 100

(Junction to Case)

Time - t - Second s

Maximu m On-State Po wer Dissip atio n

300

250

200

150

100

50

Max. Power Dissipation Per Diode - Watts_

0

0 50 100 150 200 250 300

(Sinusoidal Waveform)

120°

90°

60°

30°

15°

180

0

CONDUCTION ANGLE

Average On-State Current - If(av) - Amp er es

180°

360

150

145

140

135

130

125

120

Max. Case Temperature - Tcase -°C_

115

110

Maximum On-State Pow e r Dissi p a tion

(Rectangular Waveform)

400

350

120°

180°

0

CONDUCTION ANGLE

300

250

200

150

100

Max. Power Dissipation Per Diode - Watts_

50

0

0 50 100 150 200 250 300 350 400 450

30°

15°

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

60°

90°

360°

270°

180

360

150

140

130

120

110

100

Max. Case Temperature - Tcase -°C

90

Maximum Allow able Case Temp erat ure

(Sinusoidal Waveform)

180

0

15°

30°

0 50 100 150 200 250 300

CONDUCTION ANGLE

60°

90°

360

120°

180°

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

Maximum Allowable Case Temperature

(Rectangular Waveform)

180

0

15°

30°

60°

90°

0 50 100 150 200 250 300 350 400 450

CONDUCTION ANGLE

120°

180°

360

270°

360°C

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

Revision Date: 05/17/2010