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Contents

README

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CYAQW214D4

OCIC · Solid State Relays (MOS Output) · DIP-4

CYAQW214D4 from OCIC, in a DIP-4. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 ANODE input LED anode of the input opto-coupler. Drive with forward current IF = 5-10 mA (recommended); VF ≈ 1.14 V typ, 1.5 V max at IF = 5 mA. Absolute-max IF = 50 mA continuous, 1 A peak (IFP), 5 V reverse (VR).
2 CATHODE input LED cathode of the input opto-coupler; return path for the drive current supplied at pin 1.
3 LOAD1 passive Output MOSFET terminal (drain of one of the back-to-back output FETs). Interchangeable with pin 4 for AC or DC loads. Rated 400 V peak load voltage (VL), 120 mA continuous / 300 mA peak load current (IL/Ipeak), on-resistance Ron = 30 Ω typ (50 Ω max) with IF = 5 mA, off-state leakage <1 µA.
4 LOAD2 passive Output MOSFET terminal (drain of the other back-to-back output FET). Interchangeable with pin 3. Same ratings: 400 V peak VL, 120 mA IL, Ron = 30 Ω typ.

Key specifications

Parameter Value
Manufacturer OCIC
Package DIP-4
Category Optoisolators
Pins 4

Ordering variants

Same part, different packaging or reel option.

  • CYAQW214D4
  • CYAQW214D4S4
  • CYAQW214D4EH
  • CYAQW214D4EHAX

CAD (KiCad official)

  • Symbol: CYAQW214D4
  • Footprint: Package_DIP:DIP-4_W7.62mm
  • 3D model: DIP-4 (KiCad packages3D, STEP)
  • 3D model files: cyaqw214d4-etched.step / cyaqw214d4-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cyaqw214d4.step / cyaqw214d4.glb are the bare package body.

Provenance

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

  • Datasheet: OCIC datasheet (None pp, sha256 54a2ff830d345d9a, retrieved 2026-08-17, 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: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF