features
•Suitable for automatic machine insertion
•Marking: Blue-gray body color with alpha-numeric black
marking per military requirements
•Products with lead-free terminations meet EU RoHS
and China RoHS requirements
RNS
metal film leaded resistor
dimensions and construction
Ceramic Core
d
D
Resistive
Film
Trimming Line
End
Cap Lead
Wire
L l
Insulation
Coating
L (ref.)
RNS1/8 .250±.04
(6.35±1) .091±.02
(2.3±0.5)
.024
(0.6) 1.496
(38)
.138±.02
(3.5±0.5)
.374±.04
(9.5±1)
RNS1/4
Type Ddl*
Dimensions inches (mm)
T26, T52
ordering information
3 significant
figures + 1
multiplier
“R” indicates
decimal on
value <100Ω
1/8: 0.125W
1/4: 0.25W
1/2: 0.5W
1: 1W
Y: ±5
T: ±10
E: ±25
C: ±50
C: SnCu B: ±0.1%
C: ±0.25%
D: ±0.5%
F: ±1.0%
RNS 1/8 E C
T.C.R.Type Power
Rating Nominal
Resistance Tolerance
Termination
Material Taping and
Forming
New Part # T52 1001
A: Ammo
R: Reel
Packaging
R F
For further information
on packaging, please refer
to Appendix C.
RNS1/2 .531±.04
(13.5±1) .138±.02
(3.5±0.5)
.216±.02
(5.5±0.5) .031
(0.8)
.610±.04
(15.5±1)
RNS1
EU
127
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 11/12/09
* Lead length changes depending on taping and forming type.
resistors
128 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 12/29/08
RNS
MIL approved metal film leaded resistor
Absolute
Maximum
Working
Voltage
Resistance
Range
E-24, E-192
(D±0.5%)
Resistance
Range
E-24, E-96
(F±1.0%)
Operating
Temperature
Range
Power
Rating
applications and ratings
Minimum
Dielectric
Withstanding
Voltage
T.C.R.
(ppm/°C)
Max.
RNS1/8
RNS1
0.125W
0.25W
0.50W
1W
500V
700V
Y: ±5
T: ±10
E: ±25
C: ±50
200V
250V
300V
100Ω - 100kΩ
100Ω - 200kΩ
0.2Ω - 2MΩ
0.2Ω - 5.1MΩ
100Ω - 100kΩ
100Ω - 200kΩ
0.2Ω - 2MΩ
0.2Ω - 5.1MΩ
-25°C to
+85°C
-55°C
to
+165°C
Derating Curve Surface Temperature Rise
environmental applications
% Rated Power
100
80
60
40
20
-60 -40 0 406080100160
70
20
Ambient Temperature
(°C)
0
-55
120
165
-20 140
Surface Temperature Rise (°C)
60
50
40
30
20
00.25 0.5 0.75
Loaded Wattage (W)
01
10
RNS1/4
RNS1
RNS1/2
RNS1/8
Performance Characteristics
Resistance
Range
E-24, E-192
(B±0.1%)
100Ω - 100kΩ
100Ω - 200kΩ
5.1Ω - 1.5MΩ
5.1Ω - 1.5MΩ
Resistance
Range
E-24, E-192
(C±0.25%)
100Ω - 100kΩ
100Ω - 200kΩ
5.1Ω - 2MΩ
5.1Ω - 2MΩ
RNS1/2
E: ±25
C: ±50
0.2Ω - 2MΩ
0.2Ω - 2MΩ
0.2Ω - 2MΩ
0.2Ω - 2MΩ
5.1Ω - 750kΩ
5.1Ω - 1MΩ
5.1Ω - 1.62MΩ
5.1Ω - 1.62MΩ
RNS1/4
1000V
E: ±25
C: ±50 350V
0.2Ω - 5.1MΩ
0.2Ω - 6.8MΩ
0.2Ω - 5.1MΩ
0.2Ω - 5.1MΩ
5.1Ω - 2.4MΩ
5.1Ω - 2.4MΩ
5.1Ω - 2.4MΩ
E: ±25
C: ±50
0.2Ω - 4.7MΩ
0.2Ω - 5.1MΩ
0.2Ω - 2.4MΩ
0.2Ω - 5.1MΩ
5.1Ω - 2MΩ
5.1Ω - 2MΩ
5.1Ω - 2MΩ
5.1Ω - 2.4MΩ700V
5.1Ω - 750kΩ
Absolute
Maximum
Overload
Voltage
400V
500V
600V
700V
Rated
Ambient
Temperature
70°C
Part
Designation
Parameter
Requirement ∆ R ±(% + 0.05Ω)
Limit Typical Test Method
Resistance
T.C.R.
25°C
Y, T: +25°C/+65°C; E, C: +25°C/+125°C
Within specified
tolerance
Within specified
T.C.R.
—
—
Overload (Short time) Rated voltage x 2.5 or max. overload voltage for 5 seconds, whichever is lower
±0.25% ±0.15%
Resistance to Solder Heat 350°C ± 10°C, 3.5 seconds ± 0.5 second
±0.2% ±0.075%
Rapid Change of Temperature -55°C (30 minutes), +85°C (30 minutes), 5 cycles
±0.2% ±0.075%
Moisture Resistance 40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
±0.75% ±0.5%
Endurance at 70°C 70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
±0.5% ±0.35%
resistors