MB254W Diodes Zetex, MB254W Datasheet
MB254W
Manufacturer Part Number
MB254W
Description
Manufacturer
Diodes Zetex
Datasheet
1.MB254W.pdf
(4 pages)
Specifications of MB254W
Phase Type
Single Phase
Number Of Elements
1
Peak Rep Rev Volt
400V
Rms Voltage (max)
280V
Peak Non-repetitive Surge Current (max)
300A
Avg. Forward Curr (max)
25A
Rev Curr
10uA
Forward Voltage
1.1V
Package Type
MB-35W
Operating Temp Range
-55C to 150C
Pin Count
4
Mounting
Screw
Operating Temperature Classification
Military
Lead Free Status / RoHS Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Features
·
·
·
·
·
·
Maximum Ratings and Electrical Characteristics
Rating at 25°C ambient temperature unless otherwise specified.
Notes:
DS21303 Rev. 7 - 3
Mechanical Data
·
·
·
·
·
·
·
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average
Rectified Output Current
@ T
Peak Forward Surge Current Single
Half Sine-Wave Superimposed on
Rated Load
Maximum Instantaneous @ 7.5A
Forward Voltage Drop per @12.5A
Rated Load @17.5A
Maximum Reverse DC current at Rated
DC Blocking Voltage (per Element)
I
Typical Thermal Resistance (Note 1)
Operating and Storage Temperature Range
2
t rating for fusing (8.3ms)
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)
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
C
= 55°C
2. EC Directive 2002/95/EC (RoHS) revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied, see EU Directive Annex
1. Thermal Resistance from junction to case
Notes 5 and 7.
Characteristic
@T
@T
A
A
= 25°C
= 100°C
MB15
MB25
MB35
MB15
MB25
MB35
MB15
MB25
MB35
MB15
MB25
MB35
www.diodes.com
T
Symbol
J
V
V
R
I
I
V
, T
MB15(W) / 25(W) / 35(W)
FSM
(AV)
V
RRM
RMS
I
I
qJC
DC
2
R
F
t
STG
1 of 4
HIGH CURRENT SILICON BRIDGE RECTIFIER
M
E
-05
50
35
50
N
P
B
J
(AC)
( - )
(AC)
( - )
100
100
MB-W
70
-1
MB
H
H
A
C
G
A
P
(AC)
(+)
(AC)
( + )
200
140
200
-2
L
C
-55 to +150
K
H
H
A
15.0
25.0
35.0
400
280
400
300
300
400
373
373
664
A
1.1
1.1
1.2
1.0
2.5
10
-4
Suffix “W” denotes wire leads
600
420
600
Dim
-6
M
A
B
C
E
G
H
K
N
P
J
L
MB15(W)/25(W)/35(W)
800
560
800
Nominal
-8
Hole for #10 screw
4.85Æ
0.97Æ
28.40
10.97
15.50
22.86
13.30
17.10
10.40
30.50
10.97
17.10
ã
Min
Diodes Incorporated
1000
1000
700
-10
5.59Æ
1.07Æ
28.70
11.23
17.60
25.40
15.30
19.10
12.40
11.23
19.10
Max
¾
Units
°C/W
mA
A
µA
°C
V
V
V
A
A
V
2
s
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MB254W Summary of contents
Page 1
Features · 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) Mechanical Data ...
Page 2
MB35 R S-A = 0.5ºC MB25 R S-A = 0.5ºC MB15 10 R S-A = 1.0ºC 60Hz Resistive or Inductive Load AMBIENT TEMPERATURE (ºC) Fig. ...
Page 3
... MB158 MB1510 MB1505W MB151W MB152W MB154W MB156W MB158W MB1510W MB2505 MB251 MB252 MB254 MB256 MB258 MB2510 MB2505W MB251W MB252W MB254W MB256W MB258W MB2510W MB3505 MB351 MB352 MB354 MB356 MB358 MB3510 MB3505W MB351W MB352W MB354W MB356W MB358W MB3510W Notes For packaging details, visit our website at http://www.diodes.com/datasheets/ap2008.pdf DS21303 Rev ...
Page 4
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 ...