MRWxR Datasheet

Product is End of Life Jun-2016 and Replaced by CPCL, CPCC, CPCP, CPCF
MRWxR
www.vishay.com
Vishay Mills
Wirewound Resistors,
Commercial Power, Vertical Mount
FEATURES
• Board space saving due to vertical design
• Meets or exceeds requirements of EIA standard
RS-344
• High power to size ratio
• Special inorganic potting compound and
ceramic case provide high thermal conductivity
in a fireproof package
Please reference the Vishay Dale closest equivalent:
• CPCL, CPCC, CPCP, CPCF
(www.vishay.com/doc?30218)
• CPCC, CPCF High Volume
(www.vishay.com/doc?30116)
• Material categorization: for definitions of
compliance
please
see
www.vishay.com/doc?99912
Notes
• There may be slight differences between the MRWxR 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-%20PTNDR-022-2015%20Rev%200.pdf.
STANDARD ELECTRICAL SPECIFICATIONS
HISTORICAL
MODEL
POWER RATING
P70 °C
W
TOLERANCE
±%
RESISTANCE
RANGE

WEIGHT
(typical)
g
MRW2R
MRW2R
2
5, 10
0.1 to 500
3.5
MRW3R
MRW3R
3
5, 10
0.1 to 500
5.5
MRW5R
MRW5R
5
5, 10
0.01 to 500
6.9
MRW1R
MRW10R
10
5, 10
0.01 to 8K
14.3
GLOBAL
MODEL
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
MRWxR RESISTOR CHARACTERISTICS
ppm/°C
± 300 = 1.0  and above, ± 600 = 0.1  to 0.99 , ± 100 = 0.05  to 0.09 ,
± 400 = 0.01  to 0.049 
Short Time Overload
-
5 x rated power for 5 s
Maximum Working Voltage
V
(P x R)1/2
Operating Temperature Range
°C
-65 to +275
Terminal Strength
Ib
10 minimum
VAC
1000
Temperature Coefficient
Dielectric Withstanding Voltage
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: MRW1RR5000JE32 (Visit www.vishay.net SAP Parts Manual for all options)
M
R
W
1
R
R
5
0
0
0
J
E
3
2
GLOBAL MODEL
(5 digits)
VALUE
(5 digits)
TOLERANCE
(1 digit)
PACKAGING CODE
(3 digits)
SPECIAL
(up to 3 digits)
MRW2R
MRW3R
MRW5R
MRW1R
R = Decimal
K = Thousand
15R00 = 15 
1K500 = 1.5 k
J=±5%
K = ± 10 %
E01 = Lead (Pb)-free skin pack
E32 = Lead (Pb)-free two layer bulk
pack
(Dash Number)
From 1 to 999
as applicable
NI =
Non-inductive
Historical Part Number example: MRW10RWR50J
MRW10R
W = STANDARD
0.5 
5%
HISTORICAL MODEL
TC
RESISTANCE VALUE
TOLERANCE
Revision: 05-Feb-16
Document Number: 31819
1
For technical questions, contact: [email protected]
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 CPCL, CPCC, CPCP, CPCF
MRWxR
www.vishay.com
Vishay Mills
DIMENSIONS in inches [millimeters]
DIMENSIONS in inches [millimeters]
H
± 0.031 [0.794]
L
± 0.031 [0.794]
W
+ 0.043 [1.09]
- 0.012 [0.305]
LD
± 0.005 [0.127]
CC
± 0.040 [1.02]
MRW2R
0.807 [20.50]
0.433 [11.00]
0.276 [7.01]
0.032 [0.813]
0.197 [5.00]
MRW3R
0.984 [24.99]
0.472 [11.99]
0.315 [8.00]
0.032 [0.813]
0.197 [5.00]
MRW5R
1.003 [25.48]
0.512 [13.00]
0.354 [8.99]
0.032 [0.813]
0.197 [5.00]
MRW1R
1.372 [34.85]
0.633 [16.08]
0.485 [12.32]
0.036 [0.914]
0.290 [7.37]
MATERIAL SPECIFICATIONS
DERATING
Element: copper-nickel alloy or nickel-chrome alloy,
depending on resistance value
Core: woven fiberglass, alumina ceramic, or self supporting
element - depending on resistance value
Body: steatite ceramic case with inorganic potting
compound
RATED POWER IN %
GLOBAL MODEL
120
100
End Caps: tin plated steel (as applicable)
80
60
40
20
Terminals: tinned copper
0
Part Marking: MILLS, model, wattage, value, tolerance,
date code
- 65 - 25
25
75
70
125
175
225
275
AMBIENT TEMPERATURE IN °C
PERFORMANCE
TEST
Thermal Shock
CONDITIONS OF TEST
TEST LIMITS
-55 °C to +275 °C
± (5.0 % + 0.05 ) R
± (4.0 % + 0.05 ) R
Short Time Overload
5 x rated power for 5 s
Dielectric Withstanding Voltage
1000 VRMS for 1 min
± (2.0 % + 0.05 ) R
Low Temperature Storage
-65 °C, full rated working voltage for 45 min
± (3.0 % + 0.05 ) R
Bias Humidity
75 °C, 90 % to 100 % RH, 240 h
± (5.0 % + 0.05 ) R
± (5.0 % + 0.05 ) R
Load Life
1000 h at rated power, +40 °C, 1.5 h “ON”, 0.5 h “OFF”
Terminal Strength
5 s to 10 s 10 pound pull test
± (1.0 % + 0.05 ) R
Resistance to Solder Heat
Terminal immersed 3.5 s in molten solder up to body
± (4.0 % + 0.05 ) R
Revision: 05-Feb-16
Document Number: 31819
2
For technical questions, contact: [email protected]
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
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www.vishay.com
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Revision: 02-Oct-12
1
Document Number: 91000