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B u lletin I2 71 5 re v . I 0 3 /03
1QR Rectifier
_________
SINGLE PHASE BRIDGE
Features
■ Universal, 3 way terminals:
push-on, wrap around or solder
■ High therm al 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
Description
A ra n g e o f extre m e ly com pact, e n capsulate d
single ph ase bridge re ctifiers offering efficient and
reliable operatio n . T hey are intended fo r use in
general purp o se and instru m e ntation a p p lic a
tions.
MB SERIES
Power Modules
25 A
35 A
Major Ratings and Characteristics
Para m ete rs 26MB -A 36MB-A Units
IO
@ Tc
IFSM @ 50Hz
@ 60Hz 420 500 A
I2t @ 50 Hz 790 1130 A2s
@ 60 Hz 725 1030 A2s
VRRM ran9e
TJ
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25 35 A
65 60 oC
400 475 A
200 to 1200 V
- 55 to 150 oC
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MB Series
Bulletin I2715 rev. I 03/03
E L E C T R IC A L S P E C IF IC A T IO N S
V olta g e R atin g s
Voltage
Type number
26MB..A
36MB..A
F o rwa rd C o n d uc tion
Para m eters 26MB -A 3 6 M B-A Units Conditions
IQ Maximum DC output current
@ Case temperature
Ifsm Maximum peak, one-cycle
non-repetitive forward current
I2t Maximum I2t for fusing 790 1130 A2s t = 10ms No voltage
I2Vt Maximum I2Vt for fusing 5.6 11.3 KA2Vs I2t for time tx = I2Vt x Vtx ;
Vf(to )1 Low-level of threshold voltage
Vf(to )2 High-level of threshold voltage
rt1 Low-level forward slope resistance 6.8 5.8 m Q (16.7% x nx IF(AV) < I < nx IF(AV)), @ TJmax.
rt2 High-level forward slope resistance 5.0 4.5
Vfm Maximum forward voltage drop
IRRM Max. DC reverse current 10 10 ,A Tj = 25 oC, per diode at Vrrm
Vins RMS isolation voltage base plate
Code
20 200 275
40 400 500
60 600 725
80 800 900
100 1000 1100
120 1200 1300
Vrrm , maximum repetitive
peak reverse voltage
V
25 35 A Resistive or inductive load
20 28 A Capacitive load
65 60 °c
400 475 A t = 10ms No voltage
420 500 t = 8.3ms
335 400 t = 10ms
560 800 t = 10ms
0.76 0.79 V
0.92 0.96
1.11 1.14 V
2700 2700 V f = 50 Hz, t = 1s
Vrsm , maximum non-
repetitive peak rev. voltage
V
0.1 < t < 10ms, VD = 0V
x ’ RRM
(16.7% x n x IF(AV) < I < n x IF(AV)), @ TJmax.
(I > n x If(av)), @ TJ max.
(I > n x If(av)), @ TJ max.
Tj = 25 oc, Ifm = 40APK (26MB) tp = 400,,=
TJ = 25 oC, IFM = 55ApK (36MB)
I©R Rectifier
reapplied
100% VRRM
reapplied350 420 t = 8.3ms
reapplied725 1030 t = 8.3ms
100% VRRM
reapplied512 730 t = 8.3ms
I RRM maX.
@ Tj max.
2
Initial Tj = Tj max.
2
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lö R Rectifier
T h e rm a l a n d M ec h a n ical S p e c ific a tio n s
Para m eters 26M B -A 36MB-A Units Conditions
Tj Junction temperature range - 55 to 150 oC
T^g Storage temperature range - 55 to 150 oC
RthJC Max. thermal resistance junction to case
R Max. thermal resistance, case to heatsink
thC S
wt Approximate weight 20
T Mounting Torque ± 10% 2.0 Nm Bridge to heatsink
O rdering Inform a tio n T ab le
Device Code
36 M B 120 A
1.7 1.2 K/W Per bridge
0.2 K/W Mounting surface , smooth, flat and greased
g
Bulletin I2715 rev. I 03/03
© © © ©
Current rating co d e:------------------------------
Circuit configuration:
MB = Single phase european coding
Voltage code: MB series = code x 10 = V R
Diode bridge rectifier:
A = 26MB, 36MB Series
26 = 25A (Avg)
36 = 35A (Avg)
MB Series
O utline T a b le
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MB Series
Bulletin I2715 rev. I 03/03
o
<
E
u
E
5 10 15 20 25 30
0
Average Forward Current (A)
1 - Current Ratings Characteristics
Fig
I©R Rectifier
Instantaneous Forward Voltage (V)
Fig. 2 - Forward Voltage Drop Characteristics
Maximum Allowable Ambient Te
<
E
3
E
Average Forward Current (A) Maximum Allowable Ambient Temperature (°C)
Fig. 3 - Total Power Loss Characteristics
400
< 0£
<
1 d
ate
.Oc
yonditior
350
300
Vrrdm
AP
d Follow
Ft S
FF
I (§ )
k— \
And With
ing Surge
Tj = 150 °C
Hz 0.0083 s
S e
O
LO
Hz§100s
250
200
w
§ 150
100
26MF
i A
1 1 1 1 II
serie
s
1 10 100
Number of Equal Amplitude Half Cycle Current Pulses (N)
Fig. 4 - Maximum Non-Repetitive Surge Current
4
*5 s.
450
Maxim\um Non 1 Ve?e
titive Surge Current
rspeus
Pulse Train Duration. .
Initial Tj = 150°C
350
\
No Voltage Reapplied _
Rated Vrrm Reappl e d
250
150
50
0.01 0.1 1
Pulse Train Duration (s)
Fig. 5 - Maximum Non-Repetitive Surge Current
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lö R Rectifier
<
E
3
E
0 5 10 15 20 25 30 35 40
Average Forward Current (A)
Fig. 6 - Current Ratings Characteristics
MB Series
Bulletin I2715 rev. I 03/03
Instantaneous Forward Voltage (V)
Fig. 7 - Forward Voltage Drop Characteristics
Maximum Allowable Ambient Te
5
E
u
E
0 5 10 15 20 25 30
Average Forward Current (A)
Fig. 3 - Total Power Loss Characteristics
(A)
450
nt
C
rd
ar
or
e
v
1
e
CO
al
X
a
e
At Any Rated Load Condition And With
V Rated Vrrm Applied Following Surge.
re
400
ur
350
300
F
250
in
200
150
3ÖIVIÖ..A series
100
P
1 10 100
Number of Equal Amplitude Half Cycle Current Pulses (N)
Fig. 9 - Maximum Non-Repetitive Surge Current
Initial Tj = 150°C
60 Hz 0.0083 s
50
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35 25 50 75 100 125 150
Maximum Allowable Ambient Temperature (°C)
(A)
500
Maxim\um Non Repetitive Surge Current
nt
re
450
ur
C
rd
or
F
e
v
e
in
CO 200
al
X
a
e
P
\
400
350
300
250
36M
150
100
0.01 0.1 1
Fig. 10 - Maximum Non-Repetitive Surge Current
Versus Pulse Train Duration.
es
B A Se
ri
Initial Tj = 150°C
No Voltage Reapplied
RteQ_<m Reappl ed
1 1 1 1 II
Pulse Train Duration (s)
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MB Series
Bulletin I2715 rev. I 03/03
I© R Rectifier
This prod uct has been designed and qualified fo r Industrial and Consum er Level.
Data and specifications subject to change w ith o u t notice.
Qualification Stand a rds can be found on IR's W eb site.
MR Rectifier
IR W ORLD HEAD QUARTE RS: 233 Kansas St., El Segund o, C a lifornia 902 45, USA Tel: (310) 252-7105
Vis it us at w w w .irf.com for sa les c ontact in form ation. 03/03
6
TAC Fax: (310) 252-7309
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