Page 1
Bulletin I2715 rev. I 03/03
MB SERIES
SINGLE PHASE BRIDGE Power Modules
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 E 62320 approved
Nickel plated terminals solderable as per MIL-STD-202 Method
208; solder: Sn/Pb (60/40); solder temperature: 235-260°C
max. time: 8-10 secs
25 A
35 A
Description
A range of extremely compact, encapsulated
single phase bridge rectifiers offering efficient and
reliable operation. They are intended for use in
general purpose and instrumentation applications.
Major Ratings and Characteristics
Parameters 26MB-A 36MB-A Units
I
O
@ T
I
@ 50Hz 400 475 A
FSM
@ 60Hz 420 500 A
I2t @ 50Hz 790 1130 A2s
@ 60Hz 725 1030 A2s
V
range 200 to 1200 V
RRM
T
J
25 35 A
65 60
C
- 55 to 150
o
C
o
C
www.irf.com
1
Page 2
MB Series
Bulletin I2715 rev. I 03/03
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Voltage V
Type number Code peak reverse voltage repetitive peak rev. voltage @ T
20 200 275
40 400 500
26MB..A 60 600 725 2
36MB..A 80 800 900
100 1000 1100
120 1200 1300
Forward Conduction
Parameters 26MB-A 36MB-A Units Conditions
I
Maximum DC output current 25 35 A Resistive or inductive load
O
@ Case temperature 65 60 °C
I
Maximum peak, one-cycle 400 475 A t = 10ms No voltage
FSM
non-repetitive forward current 420 500 t = 8.3ms reapplied
2
I
t Maximum I2t for fusing 790 1130 A2s t = 10ms No voltage
2
√t Maximum I2√t for fusing 5.6 11.3 KA2√sI2t for time tx = I2√t x √tx ;
I
Low-level of threshold voltage 0.76 0.79 V (16.7% x π x I
V
F(TO)1
V
High-level of threshold voltage 0.92 0.96 (I > π x I
F(TO)2
r
Low-level forward slope resistance 6.8 5.8 m Ω (16.7% x π x I
t1
r
High-level forward slope resistance 5.0 4.5 (I > π x I
t2
Maximum forward voltage drop 1.11 1.14 V TJ = 25 oC, IFM = 40A
V
FM
I
Max. DC reverse current 10 10 µATJ = 25 oC, per diode at V
RRM
V
RMS isolation voltage base plate 2700 2700 V f = 50 Hz, t = 1s
INS
, maximum repetitive V
RRM
VV
20 28 A Capacitive load
335 400 t = 10ms 100% V
350 420 t = 8.3ms reapplied Initial TJ = TJ max.
725 1030 t = 8.3ms reapplied
560 800 t = 10ms 100% V
512 730 t = 8.3ms reapplied
, maximum non- I
RSM
0.1 ≤ tx ≤ 10ms, V
T
= 25 oC, IFM = 55A
J
), @ TJ max.
F(AV)
), @ TJ max.
F(AV)
F(AV)
F(AV)
RRM
< I < π x I
< I < π x I
RRM
RRM
= 0V
PK
PK
F(AV)
F(AV)
(26MB)
(36MB)
RRM
), @ TJ max.
), @ TJ max.
max.
RRM
max.
J
tp = 400µs
2
www.irf.com
Page 3
Bulletin I2715 rev. I 03/03
Thermal and Mechanical Specifications
Parameters 26MB-A 36MB-A Units Conditions
TJJunction temperature range - 55 to 150oC
Storage temperature range - 55 to 150oC
T
stg
Max. thermal resistance junction to case 1.7 1.2 K/W Per bridge
R
thJC
Max. thermal resistance, case to heatsink 0.2 K/W Mounting surface , smooth, flat and greased
R
thCS
wt Approximate weight 20 g
T Mounting Torque ± 10% 2.0 Nm Bridge to heatsink
Ordering Information Table
Device Code
36 MB 120 A
MB Series
Outline Table
0.8 (.03)
1
3
2
4
1 - Current rating code:
2 - Circuit configuration:
MB = Single phase european coding
3 - Voltage code: MB series = code x 10 = V
4 - Diode bridge rectifier:
A = 26MB, 36MB Series
6.3 (.25)
Suggested plugging force:
200 N max; axially applied to faston terminals
10.5 (.41)
20.3 (.80)
26 = 25A (Avg)
36 = 35A (Avg)
RRM
Not To Scale
www.irf.com
All dimensions in millimetres (inches)
3
Page 4
MB Series
50
70
90
110
130
150
0 5 10 15 20 25 30
180˚
(Rect)
180˚
(Sine)
26MB..A Series
Bulletin I2715 rev. I 03/03
1000
Tj = 25˚C
Tj = 150˚C
100
10
Instantaneous Forward Current (A)
Maximum Allowable Case temperature (°C)
Average Forward Current (A)
Fig. 1 - Current Ratings Characteristics Fig. 2 - Forward Voltage Drop Characteristics
1
0.5 1 1.5 2 2.5 3 3.5
Instantaneous Forward Voltage (V)
Maximum Allowable Ambient Te
26MB..A Series
50
26MB..A Series
Tj = 150˚C
40
30
20
10
180˚
(Sine)
180˚
(Rect)
RthSA = 1 K/W - Delta R
2 K/W
3 K/W
4 K/W
5 K/W
7 K/W
10 K/W
0
Maximum Average Forward Power Loss (W)
400
350
300
0 5 10 15 20 25
Average Forward Current (A) Maximum Allowable Ambient Temperature (°C)
Fig. 3 - Total Power Loss Characteristics
At Any Rated Load Condition And With
Rated Vrrm Applied Following Surge
Initial Tj = 150˚C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
0 25 50 75 100 125 150
450
Maximum Non Repetitive Surge Current
350
Versus Pulse Train Duration.
Initial Tj = 150˚C
No Voltage Reapplied
Rated Vrrm Reapplied
4
250
200
150
26MB..A series
100
Peak Half Sine Wave Forward Current (A)
1 10 100
Number of Equal Amplitude Half Cycle Current Pulses (N)
Fig. 4 - Maximum Non-Repetitive Surge Current
250
150
26MB..A Series
50
Peak Half Sine Wave Forward Current (A)
0.01 0.1 1
Fig. 5 - Maximum Non-Repetitive Surge Current
Pulse Train Duration (s)
www.irf.com
Page 5
MB Series
Bulletin I2715 rev. I 03/03
150
36MB..A Series
130
110
90
180˚
70
50
Maximum Allowable Case temperature (°C)
0 5 10 15 20 25 30 35 40
Average Forward Current (A)
Fig. 6 - Current Ratings Characteristics
(Sine)
80
36MB..A Series
Tj = 150˚C
60
40
20
180˚
(Rect)
180˚
(Sine)
180˚
(Rect)
1000
Tj = 25˚C
100
10
Instantaneous Forward Current (A)
1
0.5 1 1.5 2 2.5 3 3.5
Instantaneous Forward Voltage (V)
Fig. 7 - Forward Voltage Drop Characteristics
Maximum Allowable Ambient Te
RthSA = 0.7 K/W - Delta R
1 K/W
2 K/W
3 K/W
4 K/W
5 K/W
7 K/W
Tj = 150˚C
36MB..A Series
0
Maximum Average Forward Power Loss (W)
0 5 10 15 20 25 30
Average Forward Current (A)
Fig. 3 - Total Power Loss Characteristics
450
At Any Rated Load Condition And With
Rated Vrrm Applied Following Surge.
400
350
Initial Tj = 150˚C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
300
250
200
150
36MB..A Series
100
Peak Half Sine Wave Forward Current (A)
1 10 100
Number of Equal Amplitude Half Cycle Current Pulses (N)
Fig. 9 - Maximum Non-Repetitive Surge Current
www.irf.com
0 25 50 75 100 125 150
35
Maximum Allowable Ambient Temperature (°C)
500
Maximum Non Repetitive Surge Current
450
400
Versus Pulse Train Duration.
Initial Tj = 150˚C
No Voltage Reapplied
Rated Vrrm Reapplied
350
300
250
200
36MB..A Series
150
100
Peak Half Sine Wave Forward Current (A)
0.01 0.1 1
Fig. 10 - Maximum Non-Repetitive Surge Current
Pulse Train Duration (s)
5
Page 6
MB Series
Bulletin I2715 rev. I 03/03
This product has been designed and qualified for Industrial and Consumer Level.
IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105
6
Data and specifications subject to change without notice.
Qualification Standards can be found on IR's Web site.
TAC Fax: (310) 252-7309
Visit us at www.irf.com for sales contact information. 03/03
www.irf.com
Loading...