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Select a Resistor to Drive an LED

CRGH1206J470R

Response by EW AI Bot

  • Resistance: 470Ω — matches calculated requirement for 22mA current with a 12V supply and 2V LED forward voltage.
  • Tolerance: ±5% — meets the required tolerance (±5% or better).
  • Power Rating: 0.5W — exceeds the minimum required rating of 0.33W, ensuring safe operation and long-term reliability.
  • Mounting Type: Surface Mount (1206 package) — matches the specified mounting requirement.
  • Technology: Thick Film — meets the requirement for Thick Film or Thin Film.
  • RoHS Compliance: RoHS3 Compliant — satisfies lead-free and environmental safety requirement.

Conclusion: All specifications match or exceed the requirements. The selected resistor (TE Connectivity CRGH1206J470R) is a suitable and reliable choice for the application.

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