RMC Series — General Purpose Thick Film Chip Resistors
Features
• Nickel barrier terminations standard
• Power derating from 100% at 70°C to
zero at +150°C
• Operating temp range from -55°C to +150°C
• Zero ohm available (max resistance 0.05Ω)
• RoHS compliant/ lead-free available
Electrical Specifications
Type
Package
Type
Power
Rating
(Watts)
@ 70°C
0.05W
0.063W
Maximum
Working
Voltage*
25
50
Maximum
Overload
Voltage
50
100
Max.
Current
Resistance Temperature
Coefficient
±200 ppm/°C
±300 ppm/°C
±200 ppm/°C
±350 ppm/°C
500 ppm/°C, ±350 ppm/°C
±350 ppm/°C
±200 ppm/°C
±100 ppm/°C
±350 ppm/°C
±250 ppm/°C
500 ppm/°C, ±350 ppm/°C
±350 ppm/°C
±200 ppm/°C
±100 ppm/°C
±350 ppm/°C
500 ppm/°C, ±350 ppm/°C
±350 ppm/°C
±200 ppm/°C
±100 ppm/°C
±350 ppm/°C
500 ppm/°C, ±350 ppm/°C
±350 ppm/°C
±200 ppm/°C
±100 ppm/°C
±350 ppm/°C
500 ppm/°C, ±350 ppm/°C
±350 ppm/°C
±200 ppm/°C
±100 ppm/°C
±350 ppm/°C
500 ppm/°C, ±350 ppm/°C
±350 ppm/°C
±200 ppm/°C
±100 ppm/°C
±350 ppm/°C
Ohmic Range and Tolerance
1%
100Ω – 1M
10Ω – 97.6Ω
10Ω – 10M
–
1Ω – 2.37Ω
2.43Ω – 9.76Ω
10Ω – 97.6Ω
100Ω – 1M
1.02M – 4.64M
0.1Ω – 0.294Ω
0.3Ω – 2.37Ω
2.43Ω – 9.76Ω
10Ω – 97.6Ω
100Ω – 1M
1.02M – 10M
0.1Ω – 2.37Ω
2.43Ω – 9.76Ω
10Ω – 97.6Ω
100Ω – 1M
1.02M – 10M
0.1Ω – 2.37Ω
2.43Ω – 9.76Ω
10Ω – 97.6Ω
100Ω – 1MΩ
1.02M – 10M
0.1Ω – 2.37Ω
2.43Ω – 9.76Ω
10Ω – 97.6Ω
100Ω – 1M
1.02M – 10M
0.1Ω – 2.37Ω
2.43Ω – 9.76Ω
10Ω – 97.6Ω
100Ω – 1M
–
5%
100Ω – 1M
10Ω – 91Ω
10Ω – 10M
1Ω – 9.1Ω
1Ω – 2.2Ω
2.4Ω – 9.1Ω
10Ω – 1M
–
1.1M – 22M
0.1Ω – 9.1Ω
1Ω – 2.2Ω
2.4Ω – 9.1Ω
10Ω – 1M
–
1.1M – 22M
0.1Ω – 2.2Ω
2.4Ω – 9.1Ω
10Ω – 1M
–
1.1M – 24M
0.15Ω – 2.2Ω
2.4Ω – 9.1Ω
10Ω – 1M
–
1.1M – 22M
0.1Ω – 2.2Ω
2.4Ω – 9.1Ω
10Ω – 1M
–
1.1M – 22M
0.1Ω – 2.2Ω
2.4Ω – 9.1Ω
10Ω – 1M
–
1.1M – 22M
RMC 1/20
RMC 1/16S
0201
0402
1 Amp
1 Amp
RMC 1/16
0603
0.1W
50
100
1 Amp
RMC 1/10
0805
0.125W
150
300
2 Amp
RMC 1/8
1206
0.25W
200
400
2 Amp
RMC 1/4
1210
0.33W
200
400
3 Amp
RMC 1/2
2010
0.75W
200
400
3 Amp
RMC 1
2512
1W
200
400
3 Amp
* Lesser of
√
PR or maximum working voltage.
How to Order
RMC
SEI Type
SEI Type
RMC
RMCF
Code
1/20
1/16S
1/16
1/10
1/8
1/4
1/2
1
Wattage
0.05W
0.063W
0.1W
0.125W
0.25W
0.33W
0.75W
1W
1/16
Code
Size
0201
0402
0603
0805
1206
1210
2010
2512
4.7K
Nominal Resistance
Tolerance
1%
5%
Values
E96,E24
E24
5%
Tolerance
Code
R
G
A
R
Packaging
Description
7" reel - Paper
10" reel - Paper
Bulk
See page 76 for exceptions
Pkg Qty
5,000
10,000
1,000
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
1
email: marketing@seielect.com
RMC Series — General Purpose Thick Film Chip Resistors
Lead free (RMCF) dimensions same as standard parts.
Mechanical Specifications
Type
RMC 1/20
RMC 1/16S
RMC 1/16
RMC 1/10
RMC 1/8
RMC 1/4
RMC 1/2
RMC 1
L
Body Length
0.024 ± 0.001
0.60 ± 0.03
0.039 ± 0.002
1.00 ± 0.05
0.063 ± 0.004
1.60 ± 0.10
0.079 ± 0.004
2.00 ± 0.10
0.126 ± 0.006
3.20 ± 0.15
0.126 ± 0.006
3.20 ± 0.15
0.197 ± 0.006
5.00 ± 0.15
0.248 ± 0.006
6.30 ± 0.15
W
Body Width
0.011 ± 0.001
0.30 ± 0.03
0.020 ± 0.002
0.50 ± 0.05
0.031 ± 0.004
0.80 ± 0.10
0.049 ± 0.004
1.25 ± 0.10
0.063 ± 0.006
1.60 ± 0.15
0.098 ± 0.006
2.50 ± 0.15
0.098 ± 0.006
2.50 ± 0.15
0.126 ± 0.006
3.20 ± 0.15
H
Body Height
0.009 ± 0.001
0.23 ± 0.03
0.014 ± 0.002
0.35 ± 0.05
0.018 ± 0.004
0.45 ± 0.10
0.020 ± 0.006
0.50 ± 0.15
0.021 ± 0.006
0.55 ± 0.15
0.021 ± 0.006
0.55 ± 0.15
0.021 ± 0.006
0.55 ± 0.15
0.021 ± 0.006
0.55 ± 0.15
a
Top Termination
0.004 ± 0.002
0.10 ± 0.05
0.008 ± 0.004
0.20 ± 0.10
0.012 ± 0.008
0.30 ± 0.20
0.016 ± 0.008
0.40 ± 0.20
0.020 ± 0.010
0.50 ± 0.25
0.020 ± 0.010
0.50 ± 0.25
0.024 ± 0.010
0.60 ± 0.25
0.024 ± 0.010
0.60 ± 0.25
b
Bottom Termination
0.006 ± 0.002
0.15 ± 0.05
0.010 +0.002, -0.004
0.25 +0.05, -0.10
0.012 ± 0.008
0.30 ± 0.20
0.016 ± 0.008
0.40 ± 0.20
0.020 ± 0.010
0.50 ± 0.25
0.020 ± 0.010
0.50 ± 0.25
0.024 ± 0.010
0.60 ± 0.25
0.024 ± 0.010
0.60 ± 0.25
Units
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
Performance Characteristics
Test
Short Time Overload
Insulation Resistance
Dielectric Withstanding Voltage
Intermittent Overload
Vibration
Resistance to Soldering Heat
Solderability
Low Temperature
Resistance to Dry Heat
Resistance to Damp Heat
Test Conditions (JIS C 5202)
2.5x rated voltage for 5 seconds
100VDC ± 15 volts, 1 minute
100VAC, 1 minute
3x rated voltage, 1 sec. On, 25 sec. Off, 10,000 cycles
10 to 55 Hz, 3 directions, 2 hours each
260°C ±5°C, for 10 sec. ±0.5 sec. (Solder Bath)
235°C ±5°C, for 2 sec. ±0.5 sec. (Colophonium flux)
55°C ± 3°C, (1,000 hrs. - 0 hrs. + 48 hrs.)
125°C ± 3°C, (1,000 hrs. - 0 hrs. + 48 hrs.)
60°C, 90% to 95% RH, No Load
(1,000 hrs. - 0 hrs. + 48 hrs.)
-55°C: 30 min. 25°C: 2 to 3 min.
125°C: 30 min. 25°C: 2 to 3 min.
(5 Cycles)
40°C ± 2°C, 90% to RH, Rated Load
90 min. On, 30 min. Off, (1,000 hrs. - 0 hrs. + 48 hrs.)
70°C ± 2°C, 90% to RH, Rated Load
90 min. On, 30 min. Off, (1,000 hrs. - 0 hrs. + 48 hrs.)
Test Results
±(2% +0.1Ω)
>1,000MΩ
±(1% +0.05Ω)
±(2% +0.1Ω)
±(1% +0.05Ω)
±(1% +0.05Ω)
95% coverage, minimum
±(2% +0.1Ω)
Jumper (<0.05Ω)
±(3% +0.1Ω)
Jumper (<0.05Ω)
±(1% +0.05Ω)
Jumper (<0.05Ω)
±(1% +0.05Ω)
Jumper (<0.05Ω)
±(3% +0.1Ω)
Jumper (<0.05Ω)
±(3% +0.1Ω)
Jumper (<0.05Ω)
Temperature Cycle
Endurance (Damp load)
Endurance (Rated load)
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
2
email: marketing@seielect.com
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