Template:Electronic colour code

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Revision as of 01:43, 27 January 2025 by imported>AndyKluck (Bring several column headings into agreement with IEC 60062 text.)
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Ring Colour Significant numeral Multiplier Tolerance TCR, Temperature coefficient
Name Code RAL[nb 1] Percent [%] Letter [ppm/K] Letter
None ±20 M
Pink PK 3015 ×10−3[1] ×0.001
Silver SR ×10−2 ×0.01 ±10 K
Gold GD ×10−1 ×0.1 ±5 J
Black BK 9005 0 ×100 ×1 ±250 U
Brown BN 8003 1 ×101 ×10 ±1 F ±100 S
Red RD 3000 2 ×102 ×100 ±2 G ±50 R
Orange OG 2003 3 ×103 ×1000 ±0.05[1] W ±15 P
Yellow YE 1021 4 ×104 ×10000 ±0.02[1][nb 2][2] P ±25 Q
Green GN 6018 5 ×105 ×100000 ±0.5 D ±20 Z[nb 3]
Blue BU 5015 6 ×106 ×1000000 ±0.25 C ±10 Z[nb 3]
Violet VT 4005 7 ×107 ×10000000 ±0.1 B ±5 M
Grey GY 7000 8 ×108 ×100000000 ±0.01[1][nb 4][nb 2][2] L (A) ±1 K
White WH 1013 9 ×109 ×1000000000

Template:Template reference list

Notes
  1. For illustration only. IEC 60062:2016 and IEC 60757:1982 do not specify or intend to specify color boundaries and properties, and colors shown here as example are applied for the purpose of consistent illustration only.
  2. 2.0 2.1 Before yellow and grey colored rings were assigned to tolerance values of ±0.02% and ±0.01% with IEC 60062:2016, some manufacturers used yellow and grey as substitute for gold (±5%) and silver (±10%) colored rings in high-voltage resistors to avoid metal particles in the lacquer.
  3. 3.0 3.1 Any temperature coefficient not assigned its own letter shall be marked "Z", and the coefficient found in other documentation.
  4. Before a grey colored ring was assigned to a tolerance of ±0.01% with IEC 60062:2016, some manufacturers used a grey colored ring to indicate a non-standardized tolerance of ±0.05%.
  1. 1.0 1.1 1.2 1.3 "IEC 60062:2016-07" (6 ed.). July 2016. Archived from the original on 2018-07-23. Retrieved 2018-07-23. [1]
  2. 2.0 2.1 VR37 High ohmic/high voltage resistors (PDF). Vishay. 2015. Archived from the original (PDF) on 2016-09-10.