Document Number: 52006
Revision 17-Nov-05
www.vishay.com
24
RCMM
Vishay Sfernice
For technical questions, contact sfer@vishay.com
Undergoes European Quality Insurance System (CECC)
FEATURES
• 0.25 W to 1 W at 70 °C
• NF C 83-230 (RC21U-31U-41U-32)
• CECC 40 100
• High insulation >107 MΩ
• Excellent reliability
• Great mechanical strength
Molded Metal Film Resistors
DIMENSIONS in millimeters
DIMEN-
SIONS
A
6.5 ± 0.2
10.2 ± 0.2
3.65 ± 0.1
6.2 ± 0.2
16 ± 0.5
RCMM02
RCMM05
RCMM1
2.5 – 0,2
2,5 – 0.2 0.6
0.6
0.8
0.26
0.46
1.30
Ø B Ø C
UNIT WEIGHT
IN G.
SERIES
25 min. 25 min.
A
Ø C
Ø B
VISHAY SFERNICE SERIES
NF C / CECC 83-230
CECC 40 100-802
Power Rating at 70 °C
± 5 %
± 2 %
Resistance Value Range
in Relation to Tolerance
Maximum Voltage
Critical Resistance
Temperature
Coefficient
Insulation Resistance (Typical)
Voltage Coefficient
Environmental Specifications
Rated
in the range – 55 °C + 155 °C
Typical
in the range – 10 °C + 70 °C
0.25 W
1Ω to 330 k
Ω
E24
1 Ω to 332 k
Ω
E48
– 65 °C/+ 155 °C/56 days
≤
±
10ppm/Volt
≥ 107 MΩ (500 VDC)
≤ ± 50 ppm/°C
K2 ≤ ± 100 ppm/°C
0.50 W
1
Ω
to 330 k
Ω
E24
1
Ω
to 332 k
Ω
E48
0.50 W 1 W
BV –CV –
RC21U RC32 RC31U RC41U
1
Ω
to 1 M
Ω
E24
1
Ω
to 1 M
Ω
E48
1
Ω
to 2.2 M
Ω
E24
1
Ω
to 2.26 M
Ω
E48
300 V 350 V 350 V 500 V
–245 k
Ω
245 k
Ω
250 k
Ω
RCMM02 RCMM05 RCMM1
TECHNICAL SPECIFICATIONS
www.vishay.com
25
RCMM
Vishay Sfernice
Document Number: 52006
Revision 17-Nov-05
For technical questions, contact sfer@vishay.com
02
SPECIAL
DESIGN
STYLE
SERIES
RCMS
TOLERANCE
± 1 %
OHMIC VALUE
332 kΩ
ORDERING INFORMATION
Method N°
Optional
PACKAGING
Optional
TEMPERATURE
COEFFICIENT
K3
MARKING
Printed: SFERNICE trademark, series, style, ohmic value (in Ω), tolerance (in %), temperature coeffi cient, manufacturing date.
Due to lack of space RCMM02 is printed MM02.
TEMPERATURE RISE
RATED POWER IN WATT
HOT SPOT TEMPERATURE IN °C
60
40
20
0
0 0.25 0.5 0.75 1
RCMM02
RCMM05
RCMM1
AMBIENT TEMPERATURE IN DEGREES CELSIUS
% RATED POWER
100
50
35
0 0 30 50 70 100 125 150
POWER RATING CHART
Molded Metal Film Resistors
TESTS
NF C 83-230 - CECC 40 100
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
1000 h at 125 °C 35 % of Pn ≤ ± (2 % + 0.1
Ω
)
Insulation resist. > 1 G
Ω
≤ ± (0.5 % + 0.05
Ω
)
≤ ± (2 % + 0.1
Ω
)
Insulation resist. > 100 M
Ω
≤ ± (0.5 % + 0.05
Ω
)
≤ ± (0.5 % + 0.05
Ω
)
≤ ± (0.5 % + 0.05
Ω
)
≤ ± (0.5 % + 0.05
Ω
)
≤ ± (2 % + 0.1
Ω
)
Insulation resist. > 1G
Ω
–
≤ ± (2 % + 0.1
Ω
)
Insulation resist. > 100 M
Ω
± 0.75 % or 0.05
Ω
Insulation resist. 10
6
M
Ω
± 0.2 % or 0.05
Ω
± 0.5 % or 0.05
Ω
Insulation resist. 10
6
M
Ω
± 0.1 % or 0.05
Ω
± 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
M
Ω
± 0.1 % or 0.05
Ω
± 0.1 % or 0.05
Ω
Insulation resist. 10
6
M
Ω
2.5 Um/5 s*
56 days
with low load
– 55 °C + 125 °C
– 55 °C + 125 °C
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
CONDITIONS REQUIREMENTS
TYPICAL VALUES
AND DRIFTS
*RC41: 15 seconds
PERFORMANCE
Legal Disclaimer Notice
Vishay
Document Number: 91000 www.vishay.com
Revision: 08-Apr-05 1
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.
