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CYPS2701-1

Public Made by Adom

by adom

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

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CYPS2701-1

OCIC · Optocouplers - Phototransistor Output · SOP-4-2.54mm

CYPS2701-1 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 LED anode input; forward current IF max 50 mA (1 A pulsed), VF typ 1.1 to 1.4 V at IF=5 mA.
2 Cathode passive LED cathode input; reverse voltage VR max 6 V.
3 Emitter passive Phototransistor emitter; emitter-collector voltage VECO max 7 V.
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 Optocoupler/LED/Digital Tube/Photoelectric Device
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
Forward voltage VF 1.1 1.4 V IF=5mA 2
Reverse current IR 5 µA VR=5V 2
Input capacitance Cin 30 pF V=0, f=1MHz 2
Collector dark current ICEO 100 nA VCE=70V 2
Collector-emitter breakdown voltage BVCEO 80 V IC=0.1mA, IF=0 2
Emitter-collector breakdown voltage BVECO 7 V IE=0.1mA, IF=0 2
Current transfer ratio CTR 50 100 300 % IF=5mA, VCE=5V 2
Collector-emitter saturation voltage VCE(sat) 0.3 V IF=10mA, IC=2mA 2
Isolation capacitance Cf 0.6 1 pF V=0, f=1MHz 2
Collector-emitter capacitance CCE 10 pF V=0, f=1MHz 2
Input-output capacitance CS 0.8 pF V=0, f=1MHz 2
Cut-off frequency Fc 80 kHz VCE=5V, IC=2mA, RL=100Ω, -3dB 2
Rise time Tr 3 µs VCE=5V, IC=2mA, RL=100Ω 2
Fall time Tf 5 µs VCE=5V, IC=2mA, RL=100Ω 2
Forward current IF 50 mA Ta=25C 1
Peak forward current IFP 1 A Ta=25C 1
Reverse voltage VR 6 V Ta=25C 1
Power dissipation derating ΔPD/°C 0.8 mW/°C Ta=25C 1
Input power dissipation PD 80 mW/ch Ta=25C 1
Junction temperature (input) Tj 125 °C Ta=25C 1
Collector power dissipation PC 150 mW Ta=25C 1
Collector current IC 50 mA Ta=25C 1
Collector-emitter voltage VCEO 80 V Ta=25C 1
Emitter-collector voltage VECO 7 V Ta=25C 1
Total power dissipation Ptot 200 mW Ta=25C 1
Isolation voltage Viso 3750 Vrms Ta=25C 1
Operating temperature Topr -55 110 °C Ta=25C 1
Storage temperature Tstg -55 150 °C Ta=25C 1
Soldering temperature Tsol 260 °C 10s 1

CAD (KiCad official)

  • Symbol: CYPS2701-1
  • Footprint: Package_SO:SOP-4_3.8x4.1mm_P2.54mm
  • 3D model: SOP-4-2.54mm (KiCad packages3D, STEP)
  • 3D model files: cyps2701-1-etched.step / cyps2701-1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cyps2701-1.step / cyps2701-1.glb are the bare package body.

Provenance

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

  • Datasheet: OCIC datasheet (7 pp, sha256 31fbcffa58e0aaff, retrieved 2026-10-22, 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