DS21303 Rev. 7 - 3 1 of 4 MB15(W)/25(W)/35(W)
www.diodes.com ãDiodes Incorporated
·High Conductivity
·Metal Case
·Superior Thermal Design
·Terminals Solderable per MIL-STD-202, Method 208
·Universal Terminals; Snap-on, Solder or P.C. Board Mounting
·Lead Free Finish, RoHS Compliant (Date Code 0514+)
(Note 2)
Characteristic Symbol -05 -1 -2 -4 -6 -8 -10 Units
Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 400 600 800 1000 V
Maximum RMS Voltage VRMS 35 70 140 280 420 560 700 V
Maximum DC Blocking Voltage VDC 50 100 200 400 600 800 1000 V
Maximum Average MB15
Rectified Output Current MB25
@ TC= 55°C MB35 I(AV)
15.0
25.0
35.0
A
Peak Forward Surge Current Single MB15
Half Sine-Wave Superimposed on MB25
Rated Load MB35 IFSM
300
300
400
A
Maximum Instantaneous @ 7.5A MB15
Forward Voltage Drop per @12.5A MB25
Rated Load @17.5A MB35 VF
1.1
1.1
1.2
V
Maximum Reverse DC current at Rated @TA= 25°C
DC Blocking Voltage (per Element) @TA= 100°CIR10
1.0
µA
mA
I2t rating for fusing (8.3ms) MB15
MB25
MB35 I2t
373
373
664
A2s
Typical Thermal Resistance (Note 1) RqJC 2.5 °C/W
Operating and Storage Temperature Range TJ,T
STG -55 to +150 °C
Features
·Terminals: 0.25" Faston Terminals
·Case material - UL Flammability Rating Classification 94V-0
·Moisture sensitivity: Level 1 per J-STD-020C
·Approx Weight: 29 grams
·Mounting Position: Bolt Down on Heat-sink with Silicone
Thermal Compound Between Bridge and Mounting Surface for
Maximum Heat Transfer Efficiency
·Mounting Torque: 20 in. lb. Max.
·Polarity: Polarity Symbols Marked on Case
Rating at 25°C ambient temperature unless otherwise specified.
Maximum Ratings and Electrical Characteristics
Notes: 1. Thermal Resistance from junction to case
2. EC Directive 2002/95/EC (RoHS) revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied, see
EU Directive Annex
Notes 5 and 7.
Mechanical Data
Suffix “W” denotes wire leads
MB15(W) / 25(W) / 35(W)
HIGH CURRENT SILICON BRIDGE RECTIFIER
NOT RECOMMENDED FOR NEW DESIGN, USE
GBPC15 SERIES, GBPC25 SERIES, OR GBPC35 SERIES
MB
MB-W
Dim Min Max
A28.40 28.70
B10.97 11.23
C15.50 17.60
E22.86 25.40
G13.30 15.30
HHole for #10 screw
4.85Æ5.59Æ
J17.10 19.10
K10.40 12.40
L0.97Æ
Nominal 1.07Æ
M30.50 ¾
N10.97 11.23
P17.10 19.10
CA
G
E
B
H
(AC)
(AC)
(+)
(-)
H
J
A
C
KA
M
N
H
H
L
P
A
P
(AC)
(AC)
(-)
(+)
DS21303 Rev. 7 - 3 2 of 4 MB15(W)/25(W)/35(W)
www.diodes.com
0
5
10
15
20
25
30
35
4
0
0 20 40 60 80 100
AVERAGE
O
UTPUT CURRENT (AMPERES)
AMBIENT TEMPERATURE (ºC)
Fig. 1 Maximum Output Rectified Current
60Hz Resistive or Inductive Load
MB35
R S-A = 0.5ºC/W
th
MB15
R S-A = 1.0ºC/W
th
MB25
R S-A = 0.5ºC/W
th
0
100
200
300
400
500
1.0 10 100
PEAK F
O
RWARD SURGE CURRENT (AMPERES
)
NUMBER OF CYCLES AT 60 Hz
Fig. 4 Maximum Non-Repetitive Peak Forward
Surge current
MB35
MB25, MB15
0.01
0.1
1.0
10
0 20 40 60 80 100 120 140
INSTANTANE
O
US REVERSE CURRENT (mA
)
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
Fig. 3 Typical Reverse Characteristics
T = 100ºC
C
T = 25ºC
A
0
5
10
15
20
25
30
35
4
0
0 50 100 150 20
0
AVERAGE F
O
RWARD
O
UTPUT CURRENT
(AMPERES)
CASE TEMPERATURE (ºC)
Fig. 2 Maximum Output Rectified Current
23 X 9 X 11.8 cm Wing Plate
60 Hz Resistive or Inductive
MB35
MB25
MB15
NOT RECOMMENDED FOR NEW DESIGN, USE
GBPC15 SERIES, GBPC25 SERIES, OR GBPC35 SERIES
Device Packaging Shipping
MB1505 MB 100/Bulk
MB151 MB 100/Bulk
MB152 MB 100/Bulk
MB154 MB 100/Bulk
MB156 MB 100/Bulk
MB158 MB 100/Bulk
MB1510 MB 100/Bulk
MB1505W MB-W 100/Bulk
MB151W MB-W 100/Bulk
MB152W MB-W 100/Bulk
MB154W MB-W 100/Bulk
MB156W MB-W 100/Bulk
MB158W MB-W 100/Bulk
MB1510W MB-W 100/Bulk
MB2505 MB 100/Bulk
MB251 MB 100/Bulk
MB252 MB 100/Bulk
MB254 MB 100/Bulk
MB256 MB 100/Bulk
MB258 MB 100/Bulk
MB2510 MB 100/Bulk
MB2505W MB-W 100/Bulk
MB251W MB-W 100/Bulk
MB252W MB-W 100/Bulk
MB254W MB-W 100/Bulk
MB256W MB-W 100/Bulk
MB258W MB-W 100/Bulk
MB2510W MB-W 100/Bulk
MB3505 MB 100/Bulk
MB351 MB 100/Bulk
MB352 MB 100/Bulk
MB354 MB 100/Bulk
MB356 MB 100/Bulk
MB358 MB 100/Bulk
MB3510 MB 100/Bulk
MB3505W MB-W 100/Bulk
MB351W MB-W 100/Bulk
MB352W MB-W 100/Bulk
MB354W MB-W 100/Bulk
MB356W MB-W 100/Bulk
MB358W MB-W 100/Bulk
MB3510W MB-W 100/Bulk
DS21303 Rev. 7 - 3 3 of 4 MB15(W)/25(W)/35(W)
www.diodes.com
Ordering Information (Note 3)
Notes: 3 . For packaging details, visit our website at http://www.diodes.com/datasheets/ap2008.pdf
DS21303 Rev. 7 - 3 4 of 4 MB15(W)/25(W)/35(W)
www.diodes.com
NOT RECOMMENDED FOR NEW DESIGN, USE
GBPC15 SERIES, GBPC25 SERIES, OR GBPC35 SERIES
IMPORTANT NOTICE
LIFE SUPPORT
www.diodes.com
Diodes, Inc. and its subsidiaries reserve the right to make changes without further notice to any product herein to make corrections, modifications, enhance-
ments, improvements, or other changes. Diodes, Inc. does not assume any liability arising out of the application or use of any product described herein;
neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such
use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages.
The products located on our website at are not recommended for use in life support systems where a failure or malfunction of the
component may directly threaten life or cause injury without the expressed written approval of Diodes Incorporated.
