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5. Select a Resistor to Drive an LED

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RMCF1210JT470RCT-ND
Component
DigiKey Part NoRMCF1210JT470RTR-ND
Mfr Part NoRMCF1210JT470R
ManufacturerStackpole Electronics Inc

RES 470 OHM 5% 1/2W 1210

470 Ohms ±5% 0.5W, 1/2W Chip Resistor 1210 (3225 Metric) Automotive AEC-Q200 Thick Film

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EW

Response By EW AI

  • Resistance: 470Ω (matches calculated value for 12V, 2V LED, 22mA)
  • Tolerance: ±5% (meets required tolerance of ±5% or better)
  • Power Rating: 0.5W (exceeds minimum 0.33W requirement; calculated dissipation is ~0.22W, so ample margin for reliability)
  • Mounting Type: Surface Mount 1210 package (suitable for SMT assembly)
  • Technology: Thick Film (meets requirement for thick or thin film)
  • RoHS Compliance: Yes (ROHS3 Compliant)

All key specifications are met or exceeded. This resistor is well-suited for safely and reliably limiting current to the red LED in your 12V indicator circuit.

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