PC817B-MS AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

PC817B-MS product

PC817B-MS

Photovoltaic Output

OptocouplerIsolationNPN

The PC817B-MS is a standard 4-pin optocoupler featuring a GaAs infrared LED and NPN phototransistor, suitable for general isolation and signal transmission tasks.

Best for

  • Power supply feedback loops
  • Signal isolation
  • General industrial control

Avoid if

  • High-speed data communication requiring low latency

Check before use

  • CTR grade compatibility
  • Operating temperature range

Key specifications

Isolation Voltage
5000 Vrms
CTR Grade
130% - 260%
VCEO
35 V

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power SuppliesIndustrial Control

CAD Models

Download ECAD models for PC817B-MS: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a single-channel optocoupler that uses an infrared LED to drive an NPN phototransistor, providing electrical isolation between input and output circuits.