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THREE PHASE BRIDGE Power Modules
25 A
35 A
MT SERIES
Bulletin I2771 rev. G 09/06
Description
A range of extremely compact, encapsulated three
phase bridge rectifiers offering efficient and reli-
able operation. They are intended for use in gen-
eral purpose and instrumentation applications.
Major Ratings and Characteristics
Parameters 26MT 36MT Units
IO25 35 A
@ TC70 60 °C
IFSM @ 50Hz 360 475 A
@ 60Hz 375 500 A
I2t @ 50Hz 635 1130 A2s
@ 60Hz 580 1030 A2s
VRRM range 100 to 1600 V
TJ-55 to 150 °C
Features
Universal, 3 way terminals:
push-on, wrap around or solder
High thermal conductivity package,
electrically insulated case
Center hole fixing
Excellent power/volume ratio
UL E300359 approved
Nickel plated terminals solderable using Lead-Free solder; Solder
Alloy Sn/Ag/Cu (SAC305); Solder temperature 260-275°C
RoHS compliant
2
26MT../36MT.. Series
Bulletin I2771 rev. G 09/06
www.irf.com
IOMaximum DC output current 25 35 A 120o Rect Conduction angle
@ TC70 60 °C
IFSM Maximum peak, one-cycle 360 475 A t = 10ms No voltage
non-repetitive forward current 375 500 t = 8.3ms reapplied
Initial TJ = TJ max. 300 400 t = 10ms 100% VRRM
314 420 t = 8.3ms reapplied Initial TJ = TJ max.
I2t Maximum I2t for fusing 635 1130 A2s t = 10ms No voltage
Initial TJ = TJ max. 580 1030 t = 8.3ms reapplied
450 800 t = 10ms 100% VRRM
410 730 t = 8.3ms reapplied
I2√t Maximum I2√t for fusing 6360 11300 A2√sI
2t for time tx = I2√t x √tx ; 0.1 <= tx <= 10ms, VRRM = 0V
VF(TO) 1 Low-level of threshold voltage 0.88 0.86 V (16.7% x π x IF(AV) < I < π x IF(AV)), @ TJ max.
VF(TO)2 High-level of threshold voltage 1.13 1.03 (I > π x IF(AV)), @ TJ max.
rt1 Low-level forward slope resistance 7.9 6.3 mΩ(16.7% x π x IF(AV) < I < π x IF(AV)), @ TJ max.
rt2 High-level forward slope resistance 5.2 5.0 (I > π x IF(AV)), @ TJ max.
VFM Maximum forward voltage drop 1.26 1.19 V TJ = 25 oC, IFM = 40Apk - Per single Junction
IRRM Max. DC reverse current 100 μAT
J = 25 oC, per Junction at rated VRRM
VINS RMS isolation voltage 2700 V TJ = 25 oC, All terminal shorted f= 50Hz , t= 1s
Parameters 26MT 36MT Units Conditions
Forward Conduction
Voltage VRRM , maximum repetitive VRSM , maximum non- IRRM max.
Type number Code peak reverse voltage repetitive peak rev. voltage @ TJ max.
VVmA
10 100 150
20 200 275
40 400 500
26MT../ 36MT.. 60 600 725 2
80 800 900
100 1000 1100
120 1200 1300
140 1400 1500
160 1600 1700
ELECTRICAL SPECIFICATIONS
Voltage Ratings
3
26MT../36MT.. Series
Bulletin I2771 rev. G 09/06
www.irf.com
Parameters 26MT 36MT Units Conditions
TJMax. junction temperature range -55 to 150 oC
Tstg Max. storage temperature range -55 to 150 oC
RthJC Max. thermal resistance DC operation per bridge
junction to case (Based on total power loss of bridge)
RthCS Max. thermal resistance, case to
heatsink
wt Approximate weight 20 g
T Mounting Torque ± 10% 2.0 Nm Bridge to heatsink with screw M4
132
36 MT 160
26 = 25A (Avg)
36 = 35A (Avg)
1- Current rating code:
2- Basic part number
3- Voltage code ( code x 10 = VRRM)
Suggested plugging force:
400 N max; axially applied to faston terminals
All dimensions in millimeters (inches)
Not To Scale
Thermal and Mechanical Specifications
1.42 1.35 K/W
0.2 0.2 K/W Mounting surface, smooth, flat and greased
Outline Table
Ordering Information Table
Device Code
4
26MT../36MT.. Series
Bulletin I2771 rev. G 09/06
www.irf.com
Fig. 1 - Current Ratings Characteristics Fig. 2 - Forward Voltage Drop Characteristics
Fig. 3 - Total Power Loss Characteristics
Fig. 4 - Maximum Non-Repetitive Surge Current Fig. 5 - Maximum Non-Repetitive Surge Current
60
80
100
120
140
160
0 5 10 15 20 25 30
120°
(Rect)
26M T.. Series
Tota l O utpu t C urrent (A)
Maximum Allowable Case Temperature (°C)
1
10
100
1000
00.511.522.533.54
Instantaneous Forw ard Voltage (V)
Instantaneous Forward Current (A)
26M T.. Series
Per Junction
T = 15O°C
T = 25°C
J
J
0 25 50 75 100 125 150
M a x imum A llow ab le Ambient T e mper a tur e (° C )
10 K/W
7 K/W
5 K/W
4 K/W
3 K/W
2 K/W
1 K/W
R = 0.7 K/W - Delta R
thSA
0
5
10
15
20
25
30
35
40
45
50
55
0 5 10 15 20 25
120°
(Rect)
Total Output Current (A)
Maximum Total Power Loss (W)
26M T.. Series
T = 150°C
J
80
100
120
140
160
180
200
220
240
260
280
300
320
110100
P eak Half Sine W ave Forw ard Cu rrent (A)
Number Of Equal Am plitude Half Cycle Current Pulses (N)
26M T.. Series
I niti al T = 15 0 °C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
At Any Rated Load Condition And W ith
Rated V Applied Following Surge.
RRM J
80
120
160
200
240
280
320
360
400
0.01 0.1 1
P e ak H a lf S in e Wa ve F orwar d C u rre n t (A )
Pulse Train D uration (s)
M aximum N on R epetitive Surge Current
2 6M T.. Series
Initial T = 150°C
N o Vo ltag e R e applied
Rated V Reapplied
RRM
Versus P ulse T rain D uration.
J
5
26MT../36MT.. Series
Bulletin I2771 rev. G 09/06
www.irf.com
Fig. 6 - Current Ratings Characteristics Fig. 7 - Forward Voltage Drop Characteristics
Fig. 8 - Total Power Loss Characteristics
Fig. 9 - Maximum Non-Repetitive Surge Current Fig. 10 - Maximum Non-Repetitive Surge Current
50
70
90
110
130
150
0 5 10 15 20 25 30 35 40
120°
(Rect)
36M T.. Series
M axim um Allowable Case Tem perature (°C)
T o tal O u tp ut Curre nt (A)
1
10
100
1000
00.511.522.533.54
Instantaneous Forw ard Voltage ( V)
Instantaneous Forward Current (A)
36M T.. Series
T = 15 O°C
T = 25°C
J
J
Per Junction
0 255075100125150
M axim um Allowa ble Am bient T em perature (°C )
R = 0.7 K/W - Delta R
thSA
10 K/W
7 K/W
5 K/W
4 K/W
3 K/W
2 K/W
1 K/W
0
10
20
30
40
50
60
70
80
0 5 10 15 20 25 30 35
120°
(Rect)
To ta l Out p ut Curr e nt ( A )
M axim um Total Power Lo ss (W)
36M T.. Series
T = 150°C
J
100
150
200
250
300
350
400
450
1 10 100
P eak H a lf S ine Wav e F orw ard Current (A)
Num ber Of Equal Amplitude Ha lf Cycle C urrent Pulses (N)
3 6 MT.. Series
In it ial T = 1 5 0 °C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
At Any R ated Load C ondition A nd W ith
Rated V Applied Following Surge.
RRM J
100
150
200
250
300
350
400
450
500
0.01 0.1 1
Peak Half Sine W ave Forward Current (A)
Pulse T rain D uration (s)
M axim um Non Re petitive Surge C urrent
In itial T = 15 0 °C
No Voltag e R e ap p lied
R ated V Reapplied
RRM
V ersus Pulse Train Duration.
J
36M T.. Series
6
26MT../36MT.. Series
Bulletin I2771 rev. G 09/06
www.irf.com
Fig. 11 - Thermal Impedance ZthJC Characteristics
Fig. 12 - Thermal Impedance ZthJC Characteristics
IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105
TAC Fax: (310) 252-7309
Visit us at www.irf.com for sales contact information. 09/06
Data and specifications subject to change without notice.
This product has been designed and qualified for Industrial and Consumer Level.
Qualification Standards can be found on IR's Web site.
0.001
0.01
0.1
1
10
0.001 0.01 0.1 1 10 100
26MT.. Series
Per Bridge
Steady State Value:
RthJC = 1.42 K/W
(DC Operation)
Square Wave Pulse Duration (s)
Transient Thermal Impedance Z thJC (K/W)
Square Wave Pulse Duration (s)
Transient Thermal Impedance Z thJC (K/W)
0.001
0.01
0.1
1
10
0.001 0.01 0.1 1 10 100
36MT.. Series
Per Bridge
Steady State Value:
RthJC = 1.35 K/W
(DC Operation)
