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CYPS2501-1

Public Made by Adom

by adom

OCIC Transistor, Photovoltaic Output Optoisolators, SOP-4-2.54mm. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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3D Model

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Symbol & Footprint

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Datasheet

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Contents

README

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CYPS2501-1

OCIC · Transistor, Photovoltaic Output Optoisolators · SOP-4-2.54mm

CYPS2501-1 from OCIC, in a SOP-4-2.54mm. 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 Anode passive Input LED anode; forward current IF max 50 mA, reverse voltage VR max 6 V, VF typ 1.2 V at IF=10 mA.
2 Cathode passive Input LED cathode, return for the forward current IF (max 50 mA).
3 Emitter passive Phototransistor emitter; VECO max 7 V relative to the collector.
4 Collector passive Phototransistor collector; VCEO max 80 V and collector current IC max 50 mA.

Key specifications

Parameter Value
Manufacturer OCIC
Package SOP-4-2.54mm
Category Optoisolators
Pins 4

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Input power dissipation P 70 mW 1
Forward current IF 50 mA 1
Reverse voltage VR 6 V 1
Collector power dissipation PC 150 mW 1
Collector current IC 50 mA 1
Collector-emitter voltage VCEO 80 V 1
Emitter-collector voltage VECO 7 V 1
Total power dissipation Ptot 200 mW 1
Isolation voltage Viso 5000 Vrms 1
Operating temperature Topr -55 110 °C 1
Storage temperature Tstg -55 125 °C 1
Soldering temperature Tsol 260 °C 1
Collector-emitter breakdown voltage BVCEO 80 V IC=0.1mA, IF=0 2
Emitter-collector breakdown voltage BVECO 7 V IE=10µA, IF=0 2
Current transfer ratio CTR 80 300 600 % IF=5mA, VCE=5V 2
Collector-emitter saturation voltage VCE(sat) 0.4 V IF=1mA, IC=1mA 2
Forward voltage VF 1.2 1.4 V IF=10mA 2
Reverse current IR 5 µA VR=5V 2
Terminal capacitance Ct 30 250 pF V=0, f=1kHz 2
Collector dark current ICEO 100 nA VCE=80V 2
Isolation capacitance Cf 0.6 1 pF V=0, f=1MHz 2
Rise time Tr 4 18 µs VCE=10V, IC=2mA, RL=100Ω 2
Fall time Tf 3 18 µs 2
Cut-off frequency Fc 80 kHz VCE=5V, IC=2mA, RL=100Ω, -3dB 2

CAD (KiCad official)

  • Symbol: CYPS2501-1
  • Footprint: Package_SO:SOP-4_3.8x4.1mm_P2.54mm
  • 3D model: SOP-4-2.54mm (KiCad packages3D, STEP)
  • 3D model files: cyps2501-1-etched.step / cyps2501-1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cyps2501-1.step / cyps2501-1.glb are the bare package body.

Provenance

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

  • Datasheet: OCIC datasheet (9 pp, sha256 53c593c87f7bffc0, retrieved 2026-10-13, 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 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