RS, NS
Vishay Dale
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Document Number 30204
Revision 22-Mar-06
For technical questions, contact ww2bresistors@vishay.com
FEATURES
High temperature coating (> 350 °C)
Complete welded construction
Meets applicable requirements of MIL-PRF-26
Available in non-inductive styles (type NS) with
Aryton-Perry winding for lowest reactive components
Excellent stability in operation (typical resistance
shift < 0.5 %)
Lead (Pb)-Free version is RoHS Compliant
Wirewound Resistors, Military, MIL-PRF-26 Qualified,
Type RW, Precision Power, Silicone Coated
** Available tolerance for these Mil parts is ± 5 % for 1
and above, ± 10 % below 1
.
***
Available tolerance for these Mil parts is ± 0.5 % & ± 1 % for resistance values 0.1 and above, ± 0.1 % for resistance values 0.499 and above.
****Vishay Dale RS models have two power ratings depending on operation temperature and stability requirements.
NOTE: Shaded area indicates most popular models.
STANDARD ELECTRICAL SPECIFICATIONS
RESISTANCE RANGE
MIL. RANGE SHOWN IN BOLD FACE
UV
± 0.05 % ± 3 % thru
±
3 %,
±
5 %,
TYPE thru ± 5 % ± 10 % ± 0.05 % ± 0.1 % ± 0.25 %
±
0.5 % &
±
1 %
± 10 % g
RS1/8 RS-18 0.125 0.1 - 950 0.1 - 950 0.15
RS1/4 RS-1/4 0.4 1 - 1 k 0.499 - 1k 0.499 - 3.4 k 0.1 - 3.4 k 0.1 - 3.4 k 0.21
RS1/2 RS-1/2 0.75 1 - 1.3 k 0.499 - 1.3k 0.499 - 4.9 k 0.1 - 4.9 k 0.1 - 4.9 k 0.23
RS01A RS-1A 1.0 1 - 2.74 k 0.499 - 2.74 k 0.499 - 10.4 k 0.1 - 10.4 k 0.1 - 10.4 k 0.34
RS01A...300 RS-1A-300 RW70*** 1.0 0.499 - 2.74 k 0.499 - 10.4 k 0.1 - 10.4 k 0.1 - 10.4 k 0.34
1.0 0.1 - 2.74 k
RS01M RS-1M 1.0 1 - 1.32 k 0.499 - 1.67 k 0.499 - 6.85 k 0.1 - 6.85 k 0.1 - 6.85 k 0.30
RS002 RS-2 4.0 5.5 0.499 - 12.7 k 0.499 - 12.7 k 0.1 - 47.1 k 0.1 - 47.1 k 0.1 - 47.1 k 2.10
RS02M RS-2M 3.0 0.499 - 4.49 k 0.499 - 4.49 k 0.1 - 18.74 k 0.1 - 18.74 k 0.1 - 18.74 k 0.65
RS02B RS-2B 3.0 3.75 0.499 - 6.5 k 0.499 - 6.5 k 0.1 - 24.5 k 0.1 - 24.5 k 0.1 - 24.5 k 0.70
RS02B...300 RS-2B-300 RW79*** 3.0 _0.499 - 6.5 k 0.1 - 24.5 k 0.1 - 24.5 k 0.1 - 24.5 k 0.70
3.0 —— 0.1 - 6.49 k
RS02C RS-2C 2.5 3.25 0.499 - 8.6 k 0.499 - 8.6 k 0.1 - 32.3 k 0.1 - 32.3 k 0.1 - 32.3 k 1.6
RS02C...17 RS-2C-17 2.5 3.25 0.499 - 6.8 k 0.499 - 8.6 k 0.1 - 32.3 k 0.1 - 32.3 k 0.1 - 32.3 k 1.6
RS02C...23 RS-2C-23 RW69** 3.25 ——
0.1 - 32.3 k 16
3.0 0.1 - 2.0 k
RS005 RS-5 5.0 6.5 0.499 - 25.7 k 0.499 - 25.7 k 0.1 - 95.2 k 0.1 - 95.2 k 0.1 - 95.2 k 4.2
RS005...69 RS-5-69 RW74*** 5.0 0.499 - 25.7 k 0.1 - 95.2 k 0.1 - 95.2 k 0.1 - 95.2 k 4.2
5.0 0.1 - 24.3 k
RS005...70 RS-5-70 RW67** 6.5 ——
0.1 - 95.2 k 4.2
6.5 0.1 - 8.2 k
RS007 RS-7 7.0 9.0 0.499 - 41.4 k 0.499 - 41.4 k 0.1 - 154 k 0.1 - 154 k 0.1 - 154 k 4.7
RS010 RS-10 10.0 13.0 0.499 - 73.4 k 0.499 - 73.4 k 0.1 - 273 k 0.1 - 273 k 0.1 - 273 k 9.0
RS010...38 RS-10-38 RW78*** 10.0 0.499 - 73.4 k 0.1 - 273 k 0.1 - 273 k 0.1 - 273 k 9.0
10.0 0.1 - 71.5 k
RS010...39 RS-10-39 RW68** 13.0 ——
0.1 - 273 k 9.0
11.0 0.1 - 20 k
POWER RATING****
P25 °C WWEIGHT
(Typical)
MIL-PRF-26
HISTORICAL
MODEL
GLOBAL
MODEL
Available
Pb-free
RoHS*
COMPLIANT
e3
* Pb containing terminations are not RoHS compliant, exemptions may apply
GLOBAL MODEL RESISTANCE TOLERANCE CODE PACKAGING SPECIAL
VALUE
(See Standard
Electrical
Specifications Global
Model column
for options)
R = Decimal A = ± 0.05 % B = ± 0.1 % E70 = Lead (Pb)-free, Tape/Reel (smaller than RS005) (Dash Number)
K = Thousand C = ± 0.25 % D = ± 0.5 % E73 = Lead (Pb)-free, Tape/Reel (RS005 & larger) (up to 3 digits)
15R00 = 15 F = ± 1.0 % J = ± 5.0 % E12 = Lead (Pb)-free, Bulk From 1-999
10K00 = 10 kK = 10.0 % Lead (Pb)-free is not available on RW military type as applicable
S70 = Tin/Lead, Tape/Reel (smaller than RS005)
S73 = Tin/Lead, Tape/Reel (RS005 & larger)
B12 = Tin/Lead, Bulk
GLOBAL PART NUMBER INFORMATION
New Global Part Numbering: RS02C10K00FS7017 (preferred part numbering format)
RS0 2C10K00FS7017
Historical Part Number example: RS-2C-17 10 k 1 % S70 (will continue to be accepted)
HISTORICAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING
RS-2C-17 10 k1 % S70
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125
RS, NS
Vishay Dale
Document Number 30204
Revision 22-Mar-06
For technical questions, contact ww2bresistors@vishay.com
DIMENSIONS
Wirewound Resistors, Military, MIL-PRF-26 Qualified,
Type RW, Precision Power, Silicone Coated
GLOBAL DIMENSIONS in inches [millimeters]
MODEL
MATERIAL SPECIFICATIONS
Element: Copper-nickel alloy or nickel-chrome alloy, depending on
resistance value
Core: Ceramic, steatite or alumina, depending on physical size
Coating: Special high temperature silicone
Standard Terminals: 100 % Sn, or 60/40 Sn/Pb coated Copperweld®.
NOTE: Military "RW" parts are only available with 60/40 Sn/Pb finish.
End Caps: Stainless steel
Deviations for RS-1/8: Thermoset silicone molded construction,
endcaps will be nickel-silver alloy and terminals will be tinned copper
Part Marking: DALE, Model, Wattage*, Value, Tolerance, Date Code
C
D
A1.50
[38.10]*
Min.
B
AB C
D
(Max.)**
RS1/8 0.155 ± 0.015 0.065 ± 0.015 0.020 ± 0.002
[3.94 ± 0.381] [1.65 ± 0.381] [0.508 ± 0.051]
RS1/4 0.250 ± 0.031 0.281 0.085 ± 0.020 0.020 ± 0.002
[6.35 ± 0.787] [7.14] [2.16 ± 0.508] [0.508 ± 0.051]
RS1/2 0.312 ± 0.016 0.328 0.078 + 0.016 - 0.031 0.020 ± 0.002
[7.92 ± 0.406] [8.33] [1.98 + 0.406 - 0.787] [0.508 ± 0.051]
RS01A 0.406 ± 0.031 0.437 0.094 ± 0.031 0.020 ± 0.002
RS01A...300
[10.31 ± 0.787] [11.10] [2.39 ± 0.787] [0.508 ± 0.051]
RS01M 0.285 ± 0.025 0.311 0.110 ± 0.015 0.020 ± 0.002
[7.24 ± 0.635] [7.90] [2.79 ± 0.381] [0.508 ± 0.051]
RS002 0.625 ± 0.062 0.765 0.250 ± 0.031 0.040 ± 0.002
[15.88 ± 1.57] [19.43] [6.35 ± 0.787] [1.02 ± 0.051]
RS02M 0.500 ± 0.062 0.562 0.185 ± 0.015 0.032 ± 0.002
[12.70 ± 1.57] [14.27] [4.70 ± 0.381] [0.813 ± 0.051]
RS02B 0.560 ± 0.062 0.622 0.187 ± 0.031 0.032 ± 0.002
RS02B...300
[14.22 ± 1.57] [15.80] [4.75 ± 0.787] [0.813 ± 0.051]
RS02C 0.500 ± 0.062 0.593 0.218 ± 0.031 0.040 ± 0.002
[12.70 ± 1.57] [15.06] [5.54 ± 0.787] [1.02 ± 0.051]
RS02C...17 0.500 ± 0.062 0.593 0.218 ± 0.031 0.032 ± 0.002
RS02C...23 [12.70 ± 1.57] [15.06] [5.54 ± 0.787] [0.813 ± 0.051]
0.875 ± 0.062 1.0 0.312 ± 0.031 0.040 ± 0.002
[22.23 ± 1.57] [25.4] [7.92 ± 0.787] [1.02 ± 0.051]
RS007 1.22 ± 0.062 1.28 0.312 ± 0.031 0.040 ± 0.002
[30.99 ± 1.57] [32.51] [7.92 ± 7.87] [1.02 ± 0.051]
RS010 1.78 ± 0.062 1.87 0.375 ± 0.031 0.040 ± 0.002
RS010...39 [45.21 ± 1.57] [47.50] [9.53 ± 0.787] [1.02 ± 0.051]
RS010...38 1.78 ± 0.062 1.84 0.375 ± 0.031 0.040 ± 0.002
[45.21 ± 1.57] [46.74] [9.53 ± 0.787] [1.02 ± 0.051]
*On some standard reel pack methods, the leads may be trimmed to
a shorter length than shown.
NOTE: RS-1/8 terminal length will be 1.0" [25.4 mm] minimum.
**B (Max.) dimension is clean lead to clean lead.
NS NON-INDUCTIVE
Models of equivalent physical and electrical specifications are available
with non-inductive (Aryton-Perry) winding. They are identified by
substituting the letter N for R in the model number (NS-5, for example).
*Wattage marked on part will be "U" characteristic
-65 -50 0 50 150 250 350
AMBIENT TEMPERATURE IN °C
Derating
120
100
80
60
40
20
0
RATED POWER IN %
CHAR. V
CHAR. U
25
RS005
RS005...69
RS005...70
*All R figures shown are maximum, based upon testing requirements per MIL-PRF-26.
PERFORMANCE*
TEST CONDITIONS OF TEST TEST LIMITS
Characteristic U Characteristic V
Thermal Shock Rated power applied until thermally stable, then a min. of 15 minutes at - 55 °C± (0.2 % + 0.05
)
R
± (2.0 % + 0.05 )
R
Short Time Overload
5 x rated power (3.75 watt and smaller), 10 x rated power (4 watt and larger) for 5 seconds
± (0.2 % + 0.05
)
R
± (2.0 % + 0.05 )
R
Dielectric Withstanding Voltage 500 minimum for RS-1/8 thru RS-1A, 1000 for all others, duration of 1 minute ± (0.1 % + 0.05
)
R
± (0.1 % + 0.05 )
R
Low Temperature Storage - 65 °C for 24 hours ± (0.2 % + 0.05
)
R
± (2.0 % + 0.05 )
R
High Temperature Exposure 250 hours at: U = + 250 °C, V = + 350 °C± (0.5 % + 0.05
)
R
± (2.0 % + 0.05
)
R
Moisture Resistance MIL-STD-202 Method 106, 7b not applicable ± (0.2 % + 0.05
)
R
± (2.0 % + 0.05
)
R
Shock, Specified Pulse MIL-STD-202 Method 213, 100 g's for 6 milliseconds, 10 shocks ± (0.1 % + 0.05
)
R
± (0.2 % + 0.05
)
R
Vibration, High Frequency Frequency varied 10 to 2000 Hz, 20 g peak, 2 directions 6 hours each ± (0.1 % + 0.05
)
R
± (0.2 % + 0.05
)
R
Load Life 2000 hours at rated power, + 25 °C, 1.5 hours “ON”, 0.5 hours “OFF” ± (0.5 % + 0.05
)
R
± (3.0 % + 0.05
)
R
5 to 10 sec., 5 or 10 lb pull test (depending on size),
torsion test - 3 alternating directions, 360° each
Terminal Strength ± (0.1 % + 0.05
)
R
± (1.0 % + 0.05
)
R
PARAMETER UNIT RS RESISTOR CHARACTERISTICS
Temperature Coefficient ppm/°C± 90 for below 1 , ± 50 for 1 to 9.9 , ± 20 for 10 and above
Dielectric Withstanding Voltage VAC 500 minimum for RS-1/8 thru RS-1A, 1000 minimum for all others
Maximum Working Voltage V (P x R)1/2
Insulation Resistance 1000 Megohm minimum dry, 100 Megohm minimum after moisture test
Terminal Strength lb 5 minimum for RS-1/8 thru RS-1A, 10 minimum for all others
Solderability MIL-PRF-26 type - Meets requirements of ANSI J-STD-002
Operating Temperature Range °C Characterisitic U = - 65/+ 250, Characteristic V = - 65/+ 350
TECHNICAL SPECIFICATIONS
Two conditions apply:
1. For NS models, divide maximum resistance values by two
2. Body O.D. on NS-2C may exceed that of the RS-2C by 010"
Document Number: 91000 www.vishay.com
Revision: 18-Jul-08 1
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