Product is End of Life Jun-2016 and Replaced by CP, CP High Volume
MRW
www.vishay.com
Vishay Mills
Wirewound Resistors, Commercial Power, Axial Lead
FEATURES
• High performance for low cost
• Meets or exceeds requirements of EIA standard
RS-344
• High power to size ratio
• Ceramic cases are available with circuit board
stand-offs (“S” SPECIAL)
• Special inorganic potting compound and
ceramic case provide high thermal conductivity
in a fireproof package
• Material categorization:
for definitions of compliance please see
www.vishay.com/doc?99912
Please reference the Vishay Dale closest equivalent:
•
CP (www.vishay.com/doc?30213)
•
CP High Volume (www.vishay.com/doc?30113)
Notes
• There may be slight differences between the MRW product and
the applicable replacement.
• See the cross-reference file for a complete list of differences and
part number crosses:
www.vishay.net/files/Cross-Reference%20Data%20-%20PTN-
DR-022-2015%20Rev%200.pdf.
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
MRW05
MRW05…S
MRW07
MRW07…S
MRW10
MRW10…S
MRW15
MRW15…S
MRW20
MRW20…S
MRW22
MRW22…S
POWER RATING
P
40 °C
W
5
5
7
7
10
10
15
15
20
20
22
22
RESISTANCE
RANGE
0.01 to 2.4K
0.01 to 2.4K
0.01 to 5K
0.01 to 5K
0.01 to 7K
0.01 to 7K
0.01 to 8K
0.01 to 8K
0.01 to 10K
0.01 to 10K
0.01 to 10K
0.01 to 10K
TOLERANCE
±%
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
WEIGHT
(typical)
g
4.8
4.8
6.8
6.8
9.5
9.5
16.8
16.8
22.8
22.8
24.5
24.5
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature Coefficient
Short Time Overload
Terminal Strength
Operating Temperature Range
Dielectric Withstanding Voltage
Maximum Working Voltage
UNIT
ppm/°C
-
Ib
°C
V
AC
V
MRW RESISTOR CHARACTERISTICS
± 300 for 1.0
and above, ± 600 below 1
5 x rated power for 5 s
10 minimum
-65 to +275
1000
(P x
R)
1/2
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: MRW101K500JE14
(Visit
www.vishay.net
SAP Parts Manual for all options)
M
R
W
1
0
1
VALUE
(5 digits)
K
5
0
0
J
E
1
4
SPECIAL
(up to 3 digits)
(Dash Number)
From
1
to
999
as applicable
S
= Standoff
GLOBAL MODEL
(5 digits)
(See Standard Electrical
Specifications Global
Model column
for options)
TOLERANCE
(1 digit)
J
=±5%
K
= ± 10 %
PACKAGING CODE
(3 digits)
E14
= Lead (Pb)-free bulk pack
E31
= Lead (Pb)-free four layer
bulk pack
R
= Decimal
K
= Thousand
15R00
= 15
1K500
= 1.5 k
Historical Part Number example: MRW10W1K50J
MRW10
HISTORICAL MODEL
Revision: 05-Feb-16
W = STANDARD
TC
1.5 k
RESISTANCE VALUE
5%
TOLERANCE
Document Number: 31824
1
For technical questions, contact:
ww2aresistors@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
Product is End of Life Jun-2016 and Replaced by CP, CP High Volume
MRW
www.vishay.com
DIMENSIONS
in inches [millimeters]
MRW
LL
typical
L
LD
W
H
0.125 [3.18]
typical
LD
LL
typical
Vishay Mills
MRW...S
L
H
1
W
H
GLOBAL
MODEL
MRW05
MRW05…S
MRW07
MRW07…S
MRW10
MRW10…S
MRW15
MRW15…S
MRW20
MRW20…S
MRW22
MRW22…S
DIMENSIONS
in inches [millimeters]
L
(1)
± 0.031 [0.794]
0.875 [22.22]
0.875 [22.22]
1.391 [35.32]
1.391 [35.32]
1.875 [47.62]
1.875 [47.62]
1.875 [47.62]
1.875 [47.62]
2.500 [63.50]
2.500 [63.50]
2.500 [63.50]
2.500 [63.50]
W
± 0.031 [0.794]
0.375 [9.52]
0.375 [9.52]
0.375 [9.52]
0.375 [9.52]
0.375 [9.52]
0.375 [9.52]
0.500 [12.70]
0.500 [12.70]
0.500 [12.70]
0.500 [12.70]
0.500 [12.70]
0.500 [12.70]
H
± 0.031 [0.794]
0.344
[8.73]
0.344
[8.73]
0.344
[8.73]
0.344
[8.73]
0.344
[8.73]
0.344
[8.73]
0.500 [12.70]
0.500 [12.70]
0.500 [12.70]
0.500 [12.70]
0.500 [12.70]
0.500 [12.70]
H
1
± 0.031 [0.794]
-
0.406
[10.32]
-
0.469 [11.91]
-
0.469 [11.91]
-
0.625 [15.87]
-
0.625 [15.87]
-
0.625 [15.87]
LD
± 0.001 [0.025]
0.036
[0.914]
0.036
[0.914]
0.036
[0.914]
0.036
[0.914]
0.036
[0.914]
0.036
[0.914]
0.036
[0.914]
0.036
[0.914]
0.036
[0.914]
0.036
[0.914]
0.036
[0.914]
0.036
[0.914]
LL
± 0.125 [3.175]
1.500 [38.10]
1.500 [38.10]
1.500 [38.10]
1.500 [38.10]
1.500 [38.10]
1.500 [38.10]
1.500 [38.10]
1.500 [38.10]
1.500 [38.10]
1.500 [38.10]
1.500 [38.10]
1.500 [38.10]
Note
(1)
Potting compound may extend outside of ceramic case up to 0.060 [1.52] maximum per side.
MATERIAL SPECIFICATIONS
Element:
copper-nickel alloy or nickel-chrome alloy,
depending on resistance value
Core:
woven fiberglass
Body:
steatite
compound
ceramic
case
with
inorganic
potting
DERATING
RATED POWER IN %
120
100
80
60
40
20
0
- 65
End Caps:
tin plated steel
Terminals:
tinned copper
Part Marking:
MILLS, model, wattage, value, tolerance,
date code
- 25
25
40
75
125
175
225
275
AMBIENT TEMPERATURE IN °C
PERFORMANCE
TEST
Thermal Shock
Short Time Overload
Dielectric Withstanding Voltage
Low Temperature Storage
Humidity
Load Life
Terminal Strength
Resistance to Solder Heat
5 x rated power for 5 s
1000 V
RMS
for 1 min
-65 °C, full rated working voltage for 45 min
75 °C, 90 % to 100 % RH, 240 h
1000 h at rated power, +25 °C, 1.5 h "ON", 0.5 h "OFF"
5 pounds for 30 s; body twisted about axis, 3 x 360° rotations
Terminal immersed 3.5 s in molten solder up to body
CONDITIONS OF TEST
-55 °C to +275 °C, 5 cycles, 30 min dwell time
TEST LIMITS (EIA-344)
± (5.0 % + 0.05
) R
± (4.0 % + 0.05
) R
± (2.0 % + 0.05
) R
± (3.0 % + 0.05
) R
± (5.0 % + 0.05
) R
± (10.0 % + 0.05
) R
± (2.0 % + 0.05
) R
± (4.0 % + 0.05
) R
Revision: 05-Feb-16
Document Number: 31824
2
For technical questions, contact:
ww2aresistors@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
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of
typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding
statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a
particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk.
Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for
such applications.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document
or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners.
© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 08-Feb-17
1
Document Number: 91000
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