RC Series
Stackpole Electronics, Inc.
Resistive Product Solutions
Carbon Composition Resistor
Features: Non-inductive design
Molded body for package uniformity
Ideal for pulse-load handling characteristics
RoHS compliant / lead-free
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Electrical Specifications
Maximum
Power Rating Maximum Dielectric Withstanding Ohmic Range () and Tolerance
Type / Code Continuous
(Watts) @ 70C Pulse Voltage Voltage
(1)
5% 10%
Working Voltage
RC14 0.25W 250V 400V 500V 2.2 - 5.6M 1 - 5.6M
RC12 0.5W 350V 700V 700V 1 - 22M
(1) Lesser of PR or maximum working voltage.
Mechanical Specifications
A B C D
Type / Code Unit
Body Length Body Diameter Lead Length (Bulk) Lead Diameter
0.248 0.028 0.094 0.004 1.181 0.118 0.024 0.002 inches
RC14
6.30 0.70 2.40 0.10 30.00 3.00 0.60 0.05 mm
0.374 0.031 0.142 0.008 1.102 0.118 0.028 0.003 inches
RC12
9.50 0.80 3.60 0.20 28.00 3.00 0.70 0.07 mm
Power Derating Curve:
-55C 70C
100
80
60
40
20
125C
0
0 20 40 60 80 100 120 140
-60
Ambient Temperature (C)
Rev Date: 03/08/2017 1 www.seielect.com
This specification may be changed at any time without prior notice marketing@seielect.com
Please confirm technical specifications before you order and/or use.
Percent Rated Power (%)
RC Series
Stackpole Electronics, Inc.
Resistive Product Solutions
Carbon Composition Resistor
Resistance Temperature Characteristics
Resistance Range -55C +105C
Under 1K +2 to + 5 -4 to -2
Maximum % resistance change from
1K to 9.1K +5 to +9 -5 to -3
room temperature (+25C) value
10K to 91K +8 to +11 -7 to -5
100K to 910K +10 to +14 -9 to -7
1M to 10M +13 to +20 -14 to -9
Performance Characteristics (JISC 5201 - 1:1998)
Test Test Results Test Method
V-block method RC 1/4 100 VAC, 60 seconds
Voltage Proof No breakdown or flashover
RC 1/2 500 VAC, 60 seconds
2% +0.05 2.5 times the rated voltage or twice the limiting element voltage,
Overload
whichever is less. Severe, 5 seconds.
No visible damage, legible markings
Tensile: 2% +0.05. No visible damage 10N for 5 - 10 seconds
Termination Strength Bending: 2% +0.05. No visible damage 5N, twice
Torsion: 2% +0.05. No visible damage 180C, two rotations
Solderability In accordance with Clause 4.17.4.5 235C, 5 seconds
After immersion into flux, the immersion into solder shall be carried
Resistance to Soldering 3% +0.05
Heat out 4mm from the body at 350C for 3.5 seconds
No visible damage, legible markings
2% +0.05
Temperature Shock 5 cycles between -55C to 125C
No visible damage.
Dry/Damp heat: 12 +12 hour cycle, first cycle
Climatic Sequence 10% +0.5
Cold/Damp heat: 12 + 12 hour cycle, remaining cycle D.C. load
10% +0.5
40C 95% relative humidity for 56 days,
Damp Test, Steady State
Insulation resistance: R 100M ohm.
test a, b and c of Clause 4.24.2.1
No visible damage, legible markings
10% +0.5
Endurance @ 70C Insulation resistance: R 1G ohm. Rated voltage, 1.5 hours ON, 0.5 hours OFF at 70C, 1,000 hours
No visible damage.
10% +0.5
Endurance @ 125C Insulation resistance: R 1G ohm. 125C, no load, 1,000 hours
No visible damage.
Operating Temperature Range: -55C to +125C
Reliability Test Load Life in Moisture
Load Ratio Total Testing Number of Failure Ratio Average Lifetime
Criteria (%)
P/Pn (%) Time (Hrs) Fractures (pcs) CL (60%) (60% reliability level) (Hrs)
6 5
0 6 0.201 0.244
2.984 x 10 4.098 x 10
6 5
20 4 0.134 0.176
2.990 x 10 5.682 x 10
6 5
5
60 2 0.067 0.104
2.997 x 10 9.615 x 10
R/R
6 5
100 3 0.1 0.139
2.992 x 10 7.194 x 10
7 5
Total 15 0.125 0.138
1.196 x 10 7.209 x 10
7 7
10 Total 0 0.0055 0.0077
1.2 x 10 1.299 x 10
Rev Date: 03/08/2017 2 www.seielect.com
This specification may be changed at any time without prior notice marketing@seielect.com
Please confirm technical specifications before you order and/or use.