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TLP291(GR,SE AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

TLP291(GR,SE product

TLP291(GR,SE

Photovoltaic Output

OptocouplerTransistor OutputSO4Toshiba

The TLP291(GR,SE is a compact, 1-channel transistor-output optocoupler from Toshiba, optimized for high-density surface-mount applications like power supplies and PLCs.

Best for

  • Switching power supplies
  • Programmable Logic Controllers (PLCs)
  • I/O interface boards

Avoid if

  • Applications requiring high-speed data transmission (this is a general-purpose device).

Check before use

  • Verify the CTR rank (GR) is suitable for your feedback loop or signal isolation needs.

Key specifications

Isolation Voltage
3750 Vrms
VCEO
80 V
CTR (GR Rank)
100% - 300%
Operating Temp
-55 °C to 110 °C

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8541.49.8000

Application

Power SuppliesIndustrial Control

Datasheet

06638f7d04158ea5ef5d32b7e90e6c84_2207261800_TOSHIBA-TLP291-GR-SE_C5121290.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for TLP291(GR,SE: 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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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

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

Design and risk insights

Questions & answers

It is a small-outline (SO4) optocoupler featuring an infrared LED coupled to a phototransistor, providing 3750 Vrms electrical isolation.