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H11A1SR2M AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

H11A1SR2M product

H11A1SR2M

Photovoltaic Output

OptocouplerPhototransistorSMTonsemi

The H11A1SR2M is a standard 6-pin SMT phototransistor optocoupler from onsemi, offering 4170Vrms isolation and a minimum 50% CTR.

Best for

  • Power supply regulation
  • Digital logic isolation
  • Microprocessor signal interfacing

Avoid if

  • Applications requiring extremely high-speed switching (use high-speed optocouplers instead).

Check before use

  • Thermal derating at high ambient temperatures.

Key specifications

Isolation Voltage
4170 Vrms
Min CTR
50 %
VCEO
30 V

Compliance & Environment

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

Application

Power Supply RegulatorsDigital Logic Inputs

Datasheet

Fairchild-Semiconductor-company-11.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for H11A1SR2M: 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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Where to Buy

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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

The H11A1SR2M is a general-purpose optocoupler featuring a gallium arsenide infrared emitting diode coupled to a silicon phototransistor in a 6-pin surface-mount package.