VS-MB Series
www.vishay.com
Vishay Semiconductors
Revision: 15-Jan-2019
1
Document Number: 93563
For technical questions within your region: DiodesAmericas@vishay.com
, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Single Phase Bridge Rectifier, 25 A, 35 A
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 (Pb)-free
solder; solder alloy Sn/Ag/Cu (SAC305); solder
temperature 260 °C to 275 °C
• Designed and qualified for industrial level
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
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.
ELECTRICAL SPECIFICATIONS
PRIMARY CHARACTERISTICS
I
O
25 A, 35 A
V
RRM
200 V to 1200 V
Package D-34
Circuit configuration Single phase bridge
D-34
MAJOR RATINGS AND CHARACTERISTICS
SYMBOL CHARACTERISTICS
VALUES
26MB..A
VALUES
36MB..A
UNITS
I
O
25 35 A
T
C
65 60 °C
I
FSM
50 Hz 400 475
A
60 Hz 420 500
I
2
t
50 Hz 790 1130
A
2
s
60 Hz 725 1030
V
RRM
Range 200 to 1200 V
T
J
-55 to +150 °C
VOLTAGE RATINGS
TYPE NUMBER
VOLTAGE
CODE
V
RRM
, MAXIMUM
REPETITIVE PEAK
REVERSE VOLTAGE
V
V
RSM
, MAXIMUM
NON-REPETITIVE PEAK
REVERSE VOLTAGE
V
I
RRM
MAXIMUM
AT T
J
MAXIMUM
26MB..A,
36MB..A
05 50 75
2
06 60 100
10 100 150
20 200 275
40 400 500
60 600 725
80 800 900
100 1000 1100
120 1200 1300
VS-MB Series
www.vishay.com
Vishay Semiconductors
Revision: 15-Jan-2019
2
Document Number: 93563
For technical questions within your region: DiodesAmericas@vishay.com
, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Fig. 1 - Current Ratings Characteristics Fig. 2 - Forward Voltage Drop Characteristics
Maximum Allowable Ambient Temperature
FORWARD CONDUCTION
PARAMETER SYMBOL TEST CONDITIONS
VALUES
26MB..A
VALUES
36MB..A
UNITS
Maximum DC output current
at case temperature
I
O
Resistive or inductive load 25 35
A
Capacitive load 20 28
65 60 °C
Maximum peak, one-cycle
non-repetitive forward current
I
FSM
t = 10 ms
No voltage
reapplied
Initial
T
J
= T
J
maximum
400 475
A
t = 8.3 ms 420 500
t = 10 ms
100 % V
RRM
reapplied
335 400
t = 8.3 ms 350 420
Maximum I
2
t for fusing I
2
t
t = 10 ms
No voltage
reapplied
790 1130
A
2
s
t = 8.3 ms 725 1030
t = 10 ms
100 % V
RRM
reapplied
560 800
t = 8.3 ms 512 730
Maximum I
2
t for fusing I
2
tI
2
t for time t
x
= I
2
x
x
0.1 t
x
10 ms, V
RRM
= 0 V 5.6 11.3 kA
2
s
Low level value of threshold voltage V
F(TO)1
(16.7 % x x I
F(AV)
< I < x I
F(AV)
), T
J
maximum 0.76 0.79
V
High level value of threshold voltage V
F(TO)2
(I > x I
F(AV)
), T
J
maximum 0.92 0.96
Low level forward slope resistance r
t1
(16.7 % x x I
F(AV)
< I < x I
F(AV)
), T
J
maximum 6.8 5.8
m
High level forward slope resistance r
t2
(I > x I
F(AV)
), T
J
maximum 5.0 4.5
Maximum forward voltage drop V
FM
T
J
= 25 °C, t
p
= 400 μs, I
FM
= 40 A
pk
(26MB),
I
FM
= 55 A
pk
(36MB)
1.11 1.14 V
Maximum DC reverse current I
RRM
T
J
= 25 °C, per diode at V
RRM
10 μA
RMS isolation voltage base plate V
INS
f = 50 Hz, t = 1 s 2700 V
THERMAL AND MECHANICAL SPECIFICATIONS
PARAMETER SYMBOL TEST CONDITIONS
VALUES
26MB-A
VALUES
36MB-A
UNITS
Junction and storage temperature
range
T
J
, T
Stg
-55 to 150 °C
Maximum thermal resistance
junction to case per bridge
R
thJC
1.7 1.2
K/W
Maximum thermal resistance,
case to heatsink
R
thCS
Mounting surface, smooth, flat, and greased 0.2
Approximate weight 20 g
Mounting torque ± 10 % Bridge to heatsink 2.0 Nm
Average Forward Current (A)
Maximum Allowable Case temperature (°C)
50
70
90
110
130
150
0 5 10 15 20 25 30
180°
(Rect)
180°
(Sine)
26MB..A Series
Instantaneous Forward Voltage (V)
Instantaneous Forward Current (A)
1
10
100
1000
0.5 1 1.5 2 2.5 3 3.5
26MB..A Series
Tj = 25 °C
Tj = 150 °C