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RW80U54R9FB12

Description
Wirewound Resistors - Through Hole 2watts 54.9ohms 1%
CategoryPassive components   
File Size185KB,3 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
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Wirewound Resistors - Through Hole 2watts 54.9ohms 1%

RW80U54R9FB12 Parametric

Parameter NameAttribute value
Product AttributeAttribute Value
ManufacturerVishay
Product CategoryWirewound Resistors - Through Hole
RoHSN
Resistance54.9 Ohms
Power Rating2 W
Tolerance1 %
Temperature Coefficient20 PPM / C
Operating Temperature Range- 65 C to + 250 C
Diameter2.39 mm
Length10.31 mm
Width-
Height-
Termination StyleAxial
PackagingBulk
ProductPower Resistors Wirewound Silicone Coated
TypeWirewound Resistors, Military, MIL-PRF-26 Qualified, Type RW, Precision Power, Silicone Coated, Axial Lead
Lead Diameter0.508 mm
Lead Spacing-
Maximum Operating Temperature+ 250 C
Minimum Operating Temperature- 65 C
Factory Pack Quantity100
Unit Weight0.011993 oz
RW Military
www.vishay.com
Vishay Dale
Wirewound Resistors, Military, MIL-PRF-26 Qualified, Type RW,
Precision Power, Silicone Coated, Axial Lead
FEATURES
High temperature coating (> 350 °C)
Complete welded construction
Qualified to MIL-PRF-26
Excellent stability in operation (typical
shift < 0.5 %)
resistance
DESIGN SUPPORT TOOLS
Models
Available
click logo to get started
STANDARD ELECTRICAL SPECIFICATIONS
VISHAY
POWER RATING
POWER RATING
MILITARY
REFERENCE
P
25 °C
W
P
25 °C
W
MODEL
MODEL
CHARACTERISTIC U CHARACTERISTIC V
RW81
RW70
RW80
RW79
RW69
RW74
RW67
RW78
RW68
G001...380
RS01A...300
G003...380
RS02B...300
RS02C...23
RS005...69
RS005...70
RS010...38
RS010...39
1.0
1.0
2.0
3.0
-
5.0
-
10.0
-
-
-
-
-
3.0
-
6.5
-
11.0
RESISTANCE
RANGE
± 0.1 %
0.499 to 1K
0.499 to 2.74K
0.499 to 2.74K
0.499 to 6.49K
-
0.499 to 24.3K
-
0.499 to 71.5K
-
RESISTANCE
RANGE
± 0.5 %, ± 1 %
0.1 to 1K
0.1 to 2.74K
0.1 to 2.74K
0.1 to 6.49K
-
0.1 to 24.3K
-
0.1 to 71.5K
-
RESISTANCE
RANGE
± 5 %, ± 10 %
-
-
-
-
0.1 to 2.0K
-
0.1 to 8.2K
-
0.1 to 20K
WEIGHT
(typical)
g
0.20
0.34
0.34
0.70
1.6
4.2
4.2
9.0
9.0
Note
RW67, RW68, RW69 available tolerance for these MIL parts is ± 5 % for 1
and above, ± 10 % below 1
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature Coefficient
Maximum Working Voltage
Insulation Resistance
Solderability
Operating Temperature Range
UNIT
ppm/°C
V
-
°C
RW RESISTOR CHARACTERISTICS
± 20 for 10
and above, ± 50 for 1
to 9.9
,
± 90 for below 1
(P x
R)
1/2
1000 M minimum dry, 100 M minimum after moisture test
MIL-PRF-26 type - meets requirements of ANSI J-STD-002
Characteristic U = -65 to +250, characteristic V = -65 to +350
MILITARY PART NUMBER INFORMATION
Military Part Numbering example: RW80U49R9FB12
R
MIL TYPE
RW67
RW68
RW69
RW70
RW74
RW78
RW79
RW80
RW81
W
8
0
U
4
9
R
9
F
B
1
2
PACKAGING CODE
B12
= bulk pack
S70
= tape/reel
(smaller than 5 W)
S73
= tape/reel
(5 W and higher)
CHARACTERISTIC
U
= max. hotspot 275 °C
V
= max. hotspot 350 °C
RESISTANCE VALUE
U Characteristic
3 digit significant figure,
followed by a multiplier
49R9
= 49.9
1000
= 100
1001
= 1000
V Characteristic
2 digit significant figure,
followed by a multiplier
4R7
= 4.7
102
= 1000
TOLERANCE CODE
Tolerance for “U”
characteristic only
B
= ± 0.1 %
D
= ± 0.5 %
F
= ± 1.0 %
Tolerance for “V”
characteristic is not listed
and is as specified by
MIL-PRF-26
Revision: 15-Nov-17
Document Number: 30281
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
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