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Contents

README

markdown

SZYY0402YG

Yongyu Photoelectric · LED Indication - Discrete · 0402

SZYY0402YG from Yongyu Photoelectric, in a 0402. 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; pad 1 of the KiCad LED footprint.
2 A passive Anode.

Key specifications

Parameter Value
Manufacturer Yongyu Photoelectric
Package 0402
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
Reverse current IR 2 µA VR=5V 3
Luminous intensity Iv 48 58 mcd 3
Wavelength λd 571 572 nm 3
Forward voltage Vf 1.8 2.4 V 3
Luminous intensity deviation -10 10 % 3
Forward voltage deviation -0.1 0.1 V 3
Wavelength deviation -1 1 nm 3
Forward current IF 30 mA 3
Forward peak current IFP 60 mA Pulse width ≤0.1 msec, period ≤1/10 3
Reverse voltage VR 5 V 3
Operating temperature Topr -40 85 °C 3
Storage temperature Tstg -40 85 °C 3
Soldering temperature, reflow Tsol 250 °C Reflow soldering, 8 sec 3
Soldering temperature, hand soldering Tsol 300 °C Hand soldering, 3 sec 3
Viewing angle (half intensity) 2Ɵ1/2 120 deg IF=20mA 3

CAD (KiCad official)

  • Symbol: SZYY0402YG
  • Footprint: LED_SMD:LED_0402_1005Metric
  • 3D model: 0402 (KiCad packages3D, STEP)
  • 3D model files: szyy0402yg-etched.step / szyy0402yg-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); szyy0402yg.step / szyy0402yg.glb are the bare package body.

Provenance

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

  • Datasheet: Yongyu Photoelectric datasheet (8 pp, sha256 8ee18272a987c9fe, retrieved 2026-10-14, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins, primary LED convention (convention), consensus off (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