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Contents

README

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SML-D12M1WT86

ROHM Semicon · LED Indication - Discrete · 0603

SML-D12M1WT86 from ROHM Semicon, in a 0603. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 K passive Cathode terminal, shown on the left of the bottom view and marked by the triangle on the die pad pointing toward it; forward current IF max 20mA (Ta=25℃).
2 A passive Anode terminal, shown on the right of the bottom view; forward current IF max 20mA, reverse voltage VR max 5V.

Key specifications

Parameter Value
Manufacturer ROHM Semicon
Package 0603
Category Optoelectronics
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Forward Voltage VF 1.5 2.2 2.7 V IF=20mA 3
Luminous Intensity IV 16 30 63 mcd IF=20mA 3
Reverse Current IR 10 μA VR=5V 3
Dominant Wave Length λD 569 572 575 nm IF=20mA 3
Dominant Wave Length tolerance λD -1 1 nm 3
Power Dissipation PD 54 mW Ta=25℃ 3
Forward Current IF 20 mA Ta=25℃ 3
Peak Forward Current IFP 100 mA Ta=25℃ 3
Reverse Voltage VR 5 V Ta=25℃ 3
Operation Temperature Topr -40 85 ℃ 3
Storage Temperature Tstg -40 100 ℃ 3
Junction Temperature TjMax 100 ℃ 18
Thermal Resistance (junction/solder point) Rθj-s 825 ℃/W Evaluation board: glass epoxy FR4 30x10mm, t=0.8mm; Cu pad 1.5x1.0mm (cathode), t=0.035mm 18
Thermal Resistance (junction/ambient) Rθj-a 1025 ℃/W Evaluation board: glass epoxy FR4 30x10mm, t=0.8mm; Cu pad 1.5x1.0mm (cathode), t=0.035mm 18

CAD (KiCad official)

  • Symbol: SML-D12M1WT86
  • Footprint: LED_SMD:LED_0603_1608Metric
  • 3D model: 0603 (KiCad packages3D, STEP)
  • 3D model files: sml-d12m1wt86-etched.step / sml-d12m1wt86-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sml-d12m1wt86.step / sml-d12m1wt86.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: ROHM Semicon datasheet (25 pp, sha256 297fa113391c42a9, retrieved 2026-10-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF