RCMM
Vishay Sfernice
Molded Metal Film Resistors
FEATURES
•
•
•
•
•
•
0.25 W to 1 W at 70 °C
NF C 83-230 (RC21U-31U-41U-32)
CECC 40 100
High insulation >10
7
MΩ
Excellent reliability
Great mechanical strength
DIMENSIONS
in millimeters
DIMEN-
SIONS
SERIES
25 min.
A
25 min.
A
ØB
– 0,2
2,5
– 0.2
ØC
UNIT WEIGHT
IN G.
0.26
0.46
1.30
RCMM02
ØC
6.5 ± 0.2
2.5
0.6
0.6
0.8
ØB
RCMM05
RCMM1
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 40 100-802
Power Rating at 70 °C
Resistance Value Range
in Relation to Tolerance
±5%
±2%
RC21U
BV
0.25 W
1Ω to 330 kΩ
E24
1
Ω
to 332 kΩ
E48
300 V
–
Rated
in the range – 55 °C + 155 °C
Typical
in the range – 10 °C + 70 °C
RCMM02
RC32
–
0.50 W
1
Ω
to 330 kΩ
E24
1
Ω
to 332 kΩ
E48
350 V
245 kΩ
RCMM05
RC31U
CV
0.50 W
1
Ω
to 1 MΩ
E24
1
Ω
to 1 MΩ
E48
350 V
245 kΩ
RCMM1
RC41U
–
1W
1
Ω
to 2.2 MΩ
E24
1
Ω
to 2.26 MΩ
E48
500 V
250 kΩ
Maximum Voltage
Critical Resistance
Temperature
Coefficient
K2
≤
± 100 ppm/°C
≤
± 50 ppm/°C
≥
10
7
MΩ (500 VDC)
≤
±
10ppm/Volt
– 65 °C/+ 155 °C/56 days
Insulation Resistance (Typical)
Voltage Coefficient
Environmental Specifications
Undergoes European Quality Insurance System (CECC)
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24
For technical questions, contact sfer@vishay.com
Document Number: 52006
Revision 17-Nov-05
RCMM
Molded Metal Film 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
*RC41: 15 seconds
– 55 °C
– 55 °C
CONDITIONS
1000 h at 125 °C 35 % of Pn
2.5 Um/5 s*
56 days
with low load
+ 125 °C
+ 125 °C
REQUIREMENTS
≤
± (2 % + 0.1
Ω)
Insulation resist. > 1 GΩ
≤
± (0.5 % + 0.05
Ω)
≤
± (2 % + 0.1
Ω)
Insulation resist. > 100 MΩ
≤
± (0.5 % + 0.05
Ω)
≤
± (2 % + 0.1
Ω)
Insulation resist. > 100 MΩ
≤
± (0.5 % + 0.05
Ω)
≤
± (0.5 % + 0.05
Ω)
≤
± (0.5 % + 0.05
Ω)
≤
± (2 % + 0.1
Ω)
Insulation resist. > 1GΩ
–
TYPICAL VALUES
AND DRIFTS
± 0.75 % or 0.05
Ω
Insulation resist. 10
6
MΩ
± 0.2 % or 0.05
Ω
± 0.5 % or 0.05
Ω
Insulation resist. 10
6
MΩ
± 0.1 % or 0.05
Ω
± 0.1 % or 0.05
Ω
Insulation resist. 10
6
MΩ
± 0.05 % or 0.05
Ω
± 0.05 % or 0.05
Ω
± 0.1 % or 0.05
Ω
± 0.5 % or 0.05
Ω
Insulation resist. 10
6
MΩ
± 0.1 % or 0.05Ω
Vishay Sfernice
Pull - Twist - 2 bends
10 - 500 Hz
+ 260 °C 10 s
cycle 90’/30’
1000 h at Pn at 70 °C
1 year
ambient temperature
POWER RATING CHART
100
TEMPERATURE RISE
M1
60
HOT SPOT TEMPERATURE IN °C
M
RC
05
% RATED POWER
40
R
M
CM
35
20
0
0
0
0
30
50
70
100
125
150
AMBIENT TEMPERATURE IN DEGREES CELSIUS
0.25
0.5
RATED POWER IN WATT
0.75
1
Printed: SFERNICE trademark, series, style, ohmic value (in
Ω),
tolerance (in %), temperature coefficient, manufacturing date.
Due to lack of space RCMM02 is printed MM02.
MARKING
ORDERING INFORMATION
RCMS
SERIES
02
STYLE
SPECIAL
DESIGN
Method N°
Optional
332 kΩ
OHMIC VALUE
±1%
TOLERANCE
K3
TEMPERATURE
COEFFICIENT
PACKAGING
Optional
Document Number: 52006
Revision 17-Nov-05
RC
50
MM
02
For technical questions, contact sfer@vishay.com
www.vishay.com
25
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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