RC Series
Carbon Composition Resistor Page 1
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(RC) Carbon Composition Resistors
* Explanation of Number
Type Power Rating Forming
Packaging Value of Resistance Tolerance
RC 50 P 100 K
Carbon
Composistion
Resistors
50:1/2W
25:1/4W P:bulk 3 digit marking for
(J, K, M)
Example:100:10
122 : 1.2K
473 : 47K
J: 5%
K: 10%
M: 20%
RC Series
Carbon Composition Resistor Page 2
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* Rating
Style Power
Rating
at 70oC MAX Working
Voltage MAX Over Load
Voltage Resistance
Tolerance
RC1/2
0.5 350 700 2.2 -12M
RC1/4
0.25 250 400 2.2 -22M
* Specification & Characteristcs
Test Items Performances Test Methods (JISC
5202)
Short Time Overload R2.5%R 5.5A
Pulse overload 1000M 5.6A
Moisture
Resistance RC1/2: R10%R
RC1/4: R5%R 7.9 1,000/Hr
Load Life R10%R 7.10 1,000Hr
RC Series
Carbon Composition Resistor Page 3
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* Dimension
style L D H d
RC1/2 10.0 1 3.5 0.3 26 1 0.7 0.05
RC1/4 6.3 1 2.3 0.3 26 1 0.6 0.05
