International Rrectifier MT..KB User Manual

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Bulletin I27500 rev. A 05/03

MT..KB SERIES

THREE PHASE BRIDGE

Features

Package fully compatible with the industry standard INT-A­pak power modules series

High thermal conductivity package, electrically insulated case
Outstanding number of power encapsulated components
Excellent power volume ratio, outline for easy connections to

power transistor and IGBT modules
4000 V
UL E78996 approved

isolating voltage

RMS

Description

A range of extremely compact, encapsulated three phase
bridge rectifiers offering efficient and reliable operation.
They are intended for use in general purpose and heavy
duty applications.

Major Ratings and Characteristics

Power Modules

60 A
70 A

Parameters 60MT.KB 70MT.KB Units

I

O

@ T

I

FSM

I2t @ 50Hz 870 1150 A2s

I2√t 8700 11500 A2√s
V

T
T

@ 50Hz 420 480 A
@ 60Hz 440 500 A

@ 60Hz 790 1050 A2s

range 800 to 1600 V

RRM

range - 40 to 150 °C

STG

range - 40 to 150 °C

J

60 (75) 70 (90) A
85 (61) 85 (57) °C

C

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60-70MT..KB Series

Bulletin I27500 rev. A 05/03

ELECTRICAL SPECIFICATIONS

Voltage Ratings

Voltage V

Type number Code peak reverse voltage repetitive peak rev. voltage @ T

80 800 900

100 1000 1100

60-70MT..KB 120 1200 1300 10

140 1400 1500
160 1600 1700

Forward Conduction

Parameter 60MT.KB 70MT.KB Units Conditions

IOMaximum DC output current 60 (75) 70 (90) A 120° Rect conduction angle

@ Case temperature 85 (61) 85 (57) °C
Maximum peak, one-cycle forward, 420 480 A t = 10ms No voltage

I

FSM

non-repetitive surge current 440 5 0 0 t = 8.3ms reapplied

2

I

t Maximum I2t for fusing 870 1150 A2s t = 10ms No voltage

2

√t Maximum I2√t for fusing 8700 11300 A2√s t = 0.1 to 10ms, no voltage reapplied

I
V

Low level value of threshold voltage 0.85 0.86 V (16.7% x π x I

F(TO)1

V

High level value of threshold voltage 1.07 1.08 (I > π x I

F(TO)2

Low level value of forward slope resistance 8.04 7.35 mΩ (16.7% x π x I

r

f1

r

High level value of forward slope resistance 7.08 6.53 (I > π x I

f2

V

Maximum forward voltage drop 1.75 1.55 V Ipk = 100A, TJ = 25°C, tp = 400µs single junction

FM

V

RMS isolation voltage 4000 4000 V TJ = 25°C, all terminal shorted

INS

, maximum repetitive V

RRM

VVmA

350 400 t = 10ms 100% V
370 420 t = 8.3ms reapplied Initial TJ = TJ max.

790 1050 t = 8.3ms reapplied
610 800 t = 10ms 100% V
560 730 t = 8.3ms reapplied

, maximum non- I

RSM

< I < π x I

F(AV)

), @ TJ max.

F(AV)

< I < π x I

F(AV)

), @ TJ max.

F(AV)

f = 50Hz, t = 1s

RRM

RRM

RRM

), @ TJ max.

F(AV)

), @ TJ max.

F(AV)

max.

max.

J

Thermal and Mechanical Specifications

Parameter 60MT.KC 70MT.KC Units Conditions

TJMax. junction operating temperature range -40 to 150 °C
T

Max. storage temperature range -40 to 150 °C

stg

Max. thermal resistance, junction to case 0.37 0.29 K/W DC operation per module

R

thJC

2.22 1.75 DC operation per junction

0.40 0.34 120° Rect condunction angle per module

2.42 2.01 120° Rect condunction angle per junction

R

Max. thermal resistance, case to heatsink 0.03 K/ W Per module

thCS

T Mounting torque ± 10% to heatsink 4 to 6 Nm

to terminal 3 to 4

wt Approximate weight 176 g

Mounting surface smooth, flat and greased

A mounting compound is recommended and
the torque should be rechecked after a
period of 3 hours to allow for the spread of the
compound. Lubricated threads.

2

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Ordering Information Table

Device Code

7 0 MT 160 K B

1 2

1 - Current rating code: 6 = 60 A Avg.

2 - Three phase diodes bridge
3 - Essential part number
4 - Voltage code: Code x 10 = V
5 - Generation II

Outline Table (without optional barriers)

3

7 = 70 A Avg.

(See Voltage Ratings Table)

RRM

60-70MT..KB Series

Bulletin I27500 rev. A 05/03

4

5

A
B
C

All dimensions in millimeters (inches)

NOTE: To order the Optional Hardware see Bulletin I27900

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D

E
F

3

60-70MT..KB Series

Bulletin I27500 rev. A 05/03

Outline Table (with optional barriers)

D

A
B
C

E

F

150
140
130
120
110
100

90
80
70
60

MaximumAllowableCase Temperature(°C)

50

0 1020304050607080

Total Output Current(A)

60MT..KB Series

4

All dimensions in millimeters (inches)

120°

(Rect)

Instantaneous F orward Current (A)

1000

100

T=25°C

J

T = 150°C

10

1

012345

InstantaneousForward Voltage (V)

Fig. 2 - Forward Voltage Drop CharacteristicsFig. 1 - Current Ratings Characteristics

J

60MT..KB Series
Per Junction

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60-70MT..KB Series

Bulletin I27500 rev. A 05/03

250

60MT..KB Series

225

T = 150°C

J

200
175

120°

(Rect)

150
125
100

75
50

Maximum Total Pow er Loss (W)

25

0

0 1020304050607080

Total Outp ut Current (A)

0

1

1

.

0 25 50 75 100 125 150

Maximum Allowable Ambient Temperature (°C)

R

0

t

.1

h

S

2

0

A

.

K

2

0

.

3

K

/

0

.

5

K

/

W

.

7

K

/

W

K

/

W

5

K

/

W

=

/

K

W

0

/

W

.

0

5

W

K

/

W

-

D

e

l

t

a

R

Fig. 3 - Total Power Loss Characteristics

400

350

300

250

200

At Any Rated Load Condition And With
Rated V Applied Following S urge.

RRM

Initial T = 150°C

J

@60Hz0.0083s
@50Hz0.0100s

450

Max imum Non Repetitive Surge Current

400

350

Versus Pulse Train Duration.

No Voltage Reapplied

Rated V Reapplied

300

250

200

Initial T = 150°C

RRM

150

150

60MT..KBSe ries

PeakHalf Sine Wave Forward Current(A)

100

110100

Number Of Equal Amplitude Half Cycle Current Pulses (N)

100

Peak Ha lf Sine Wave Forward Current (A)

60MT..KB Series

50

0.01 0.1 1
Pulse Train Durati on (s)

Fig. 4 - Maximum Non-Repetitive Surge Current Fig. 5 - Maximum Non-Repetitive Surge Current

J

150
140

70MT..KB Series

130
120
110

120°

(Rec t)

100

90
80
70
60

Maximum Allowab le Case Te mperature (°C)

50

0 20406080100

TotalOutput Current (A)

Fig. 6 - Current Ratings Characteristics

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1000

100

T=25°C

J

10

InstantaneousForward Current (A)

1

012345

T = 150°C

J

70MT..KB Series
Per Junction

Instantaneous Forward Voltage (V)

Fig. 7 - Forward Voltage Drop Characteristics

5

60-70MT..KB Series

Bulletin I27500 rev. A 05/03

300

70MT..KBSe ries
T=150°C

250

J

200

120°

(Rect)

150

100

50

Maximum T otal P ower Loss (W)

0

0

10 20 30 40 50 60 70 80 90

Total O utput Current (A)

Fig. 8 - Total Power Loss Characteristics

450

At Any Rated Load Condition And With

Rated V Ap plied Following Su rge.

400

350

RRM

Initial T = 150°C

J

@60Hz0.0083s
@50Hz0.0100s

300

250

200

70MT..KB Series

150

Peak Half Sine Wave Forward Current (A)

100

110100

Number Of Equal Amplitude Half Cycle Current Pulses (N)

Fig. 9 - Maximum Non-Repetitive Surge Current

R

t

h

S

0

A

.

1K

=

0

.

2

K

/

W

0

.

3

K

/

W

0

.

5

K

/

W

0

.

7

K

/

W

1

K

/

W

1

.

5

K

/

W

0

/

W

.0

5

K

/

W

-

D

e

l

t

a

R

0 25 5 0 75 100 125 150

Maximum Allowable Ambient Temperature(°C)

500

Maximum Non Repetitive Surge Current

450

400

Versus Pu lse Train Duration.

No Voltage Rea pplied

Rated V Reapplied

350

300

250

200

150

Peak HalfSine Wave ForwardCurrent(A)

70MT..KB Series

100

0.01 0.1 1
Pulse Train Duration (s)

Fig. 10 - Maximum Non-Repetitive Surge Current

Initial T = 150°C

J

RRM

10

Steady State Value
R=2.22K/W
R=1.75K/W

thJC

(DC Opera tion)

1

thJC
thJC

60MT..KB Series

70MT..KB Series

0.1

Per Junction

Transient Thermal Impedance Z (K/W)

0.01

0.001 0.01 0.1 1 10
SquareW ave Pulse Duration (s)

Fig. 11 - Thermal Impedance Z

6

Characteristic

thJC

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60-70MT..KB Series

Bulletin I27500 rev. A 05/03

This product has been designed and qualified for Industrial Level.

Data and specifications subject to change without notice.

Qualification Standards can be found on IR's Web site.

IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: [phone]

TAC Fax: [phone]

Visit us at www.irf.com for sales contact information. 05 /03

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