RCMS 02, 05, 1
Vishay Sfernice
Molded Metal Film High Stability Resistors
FEATURES
•
•
•
•
•
•
•
•
•
0.125W to 1W at 70°C
NF C 83-230
CECC 40 100
High long term stability drift <0.5% after 1000 hours
High reliability
Tight temperature coefficient
Excellent initial precision
Accurate dimensions, high insulation
Great mechanical strength
DIMENSIONS
in millimeters
25 min.
A
25 min.
DIMEN-
SIONS
SERIES
A
ØB
2.5
– 0,2
2,5
– 0.2
ØC
UNIT WEIGHT
IN G.
0.26
0.46
1.30
RCMS02
ØB
ØC
6.5 ± 0.2
0.6
0.6
0.8
RCMS05
RCMS1
10.2 ± 0.2 3.65 ± 0.1
16 ± 0.5
6.2 ± 0.2
TECHNICAL SPECIFICATIONS
VISHAY SFERNICE SERIES
NF C / CECC 83-230
CECC 40 100-803
MIL-R-10509 F (Conformity)
Power Rating at 70°C
Resistance Value Range
in Relation to Tolerance
Maximum Voltage
Critical Resistance
Rated
in the range – 55°C + 155°C
Typical
in the range – 10°C + 70°C
± 1% E96
RS58Y
BC
RN55C
0.125W
1Ω
332kΩ
300V
–
RCMS02
RS64Y
–
–
0.250W
1Ω
332kΩ
300V
–
RS71Y
–
–
0.500W
1Ω
332kΩ
350V
–
RCMS05
RS63Y
CC
RN60C
0.250W
1Ω
1MΩ
350V
490kΩ
RS69Y
–
–
0.500W
1Ω
1MΩ
350V
245kΩ
RCMS1
RS68Y
DC
RN65C
0.500W
1Ω to 2.21MΩ
400V
320kΩ
K3
≤
± 50ppm/°C
K3
≤
± 30ppm/°C
≥
10
7
MΩ (500VDC)
10ppm/Volt
– 65°C/+ 155°C/56 days
Temperature
Coefficient
Insulation Resistance (Typical)
Voltage Coefficient
Environmental Specification
Undergoes European Quality Insurance System (CECC)
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For technical questions, contact sfer@vishay.com
Document Number: 52007
Revision 16-Jul-02
RCMS 02, 05, 1
Molded Metal Film High Stability Resistors
PERFORMANCE
NF C 83-230 - CECC 40 100
TESTS
Load Life at max. Category Temperature
Short Time Overload
Damp Heat Humidity
(Steady State)
Rapid Temperature Change
Climatic Sequence
Terminal Strength
Vibration
Soldering (Thermal Shock)
Load Life
Shelf Life
–55°C
– 55°C
severity 1
Pull - Twist - 2 bends
10 - 500Hz
+ 260°C 10 s
cycle 90’/30’
1000 h at Pn at 70°C
1 year
ambient temperature
CONDITIONS
REQUIREMENTS
TYPICAL VALUES
AND DRIFTS
Vishay Sfernice
1000h at 125°C 50% of Pn
2.5Um/5 s
limited to 2Un
56 days
with low load
+125°C
+ 125°C
≤
± (1% + 0.05Ω)
Insulation resist. >1GΩ
≤
± (0.25% + 0.05Ω)
≤
± (1% + 0.05Ω)
Insulation resist. >1GΩ
≤
± (0.25% + 0.05Ω)
≤
± (0.5% + 0.05Ω)
Insulation resist. >1GΩ
≤
± (1% + 0.05Ω)
≤
± (0.25% + 0.05Ω)
≤
± (0.25% + 0.05Ω)
≤
± (1% + 0.05Ω)
Insulation resist. > 1GΩ
–
± 0.5% or 0.05Ω
Insulation resist. 10
6
MΩ
± 0.1% or 0.05Ω
± 0.5% or 0.05Ω
Insulation resist. 10
6
MΩ
± 0.1% or 0.05Ω
± 0.1% or 0.05Ω
Insulation resist. 10
6
MΩ
± 0.05% or 0.05Ω
± 0.05% or 0.05Ω
± 0.1% or 0.05Ω
± 0.2% or 0.05Ω
Insulation resist. 10
6
MΩ
± 0.1% or 0.05Ω
POWER RATING CHART
100
PRACTICAL OPERATING TOLERANCES
Tables 2 and 3 show the basic characteristics and max.
values under different stresses. In fact, the values and drifts
are maintained to within narrower limits.
Temperature coefficient
between – 10°C and + 70°C
LONG LIFE
90’/30’ cycles
ambient temperature 70°C
K3
≤
30ppm/°C
1000 hours at Pr
10.000 hours
at Pr
± 0.25%
± 0.5%
% RATED POWER
50
Thus, in operation under the specified conditions (Pr at
70°C) the total drift (load life + T.C.) of a RCMS K3 does
not exceed ± 0.5%.
0
0
30
50
70
100
125
150
AMBIENT TEMPERATURE IN DEGREES CELSIUS
NOISE LEVEL
In a frequency decade, the average noise level increases
with ohmic value and can reach 0.3 µ V/V for the highest
values. It is non measurable for Rn < 2 kΩ.
TEMPERATURE RISE
60
HOT SPOT TEMPERATURE IN °C
RC
S0
5
MS
1
40
MS
02
R
CM
20
0
0
0.25
0.5
RATED POWER IN WATT
0.75
1
Document Number: 52007
Revision 16-Jul-02
RC
For technical questions, contact sfer@vishay.com
www.vishay.com
27
RCMS 02, 05, 1
Vishay Sfernice
MARKING
Printed: SFERNICE trademark, series, style NF style (if applicable), ohmic value (in
Ω),
tolerance (in %), temperature coefficient,
manufacturing data. Due to lack of space RCMS 02 is printed MS 02.
Molded Metal Film High Stability Resistors
ORDERING INFORMATION
RCMS
02
332kΩ
1%
K3
SERIES
STYLE
SPECIAL
DESIGN
Method N°
Optional
OHMIC VALUE
TOLERANCE
TEMPERATURE
COEFFICIENT
PACKAGING
Optional
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28
For technical questions, contact sfer@vishay.com
Document Number: 52007
Revision 16-Jul-02
Legal Disclaimer Notice
Vishay
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness
for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify Vishay for any damages resulting from such improper use or sale.
Document Number: 91000
Revision: 08-Apr-05
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1
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